www.duolingo.com Open in urlscan Pro
54.221.251.50 Public Scan

Go To Rescan
Add Verdict Report

Submitted URL:
http://duolingo.com/
Effective URL:
https://www.duolingo.com/
Submission: On July 29 via manual (July 29th 2022, 10:49:25 pm UTC) from SG — Scanned from DE

Summary HTTP 97 Redirects Links 48 Behaviour Indicators

Summary

This website contacted 24 IPs in 5 countries across 17 domains to perform 97 HTTP transactions. The main IP is 54.221.251.50, located in Ashburn, United States and belongs to AMAZON-AES, US. The main domain is www.duolingo.com. The Cisco Umbrella rank of the primary domain is 38136.
TLS certificate: Issued by Go Daddy Secure Certificate Authority... on November 21st 2021. Valid for: a year.

This is the only time www.duolingo.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 1	54.165.40.136 54.165.40.136	14618 (AMAZON-AES) (AMAZON-AES)
5	54.221.251.50 54.221.251.50	14618 (AMAZON-AES) (AMAZON-AES)
5	2606:4700::68... 2606:4700::6810:9440	13335 (CLOUDFLAR...) (CLOUDFLARENET)
4	18.203.209.222 18.203.209.222	16509 (AMAZON-02) (AMAZON-02)
37	2600:9000:206... 2600:9000:206e:6000:7:60cd:e840:21	16509 (AMAZON-02) (AMAZON-02)
1	2606:4700:440... 2606:4700:4400::ac40:929e	13335 (CLOUDFLAR...) (CLOUDFLARENET)
14	18.208.102.61 18.208.102.61	14618 (AMAZON-AES) (AMAZON-AES)
1	2a00:1450:400... 2a00:1450:4001:80b::2008	15169 (GOOGLE) (GOOGLE)
1	54.89.18.84 54.89.18.84	14618 (AMAZON-AES) (AMAZON-AES)
1	18.66.139.113 18.66.139.113	16509 (AMAZON-02) (AMAZON-02)
1	18.66.112.120 18.66.112.120	16509 (AMAZON-02) (AMAZON-02)
2	2a00:1450:400... 2a00:1450:4001:809::200e	15169 (GOOGLE) (GOOGLE)
1 3	142.250.186.38 142.250.186.38	15169 (GOOGLE) (GOOGLE)
2	142.250.185.66 142.250.185.66	15169 (GOOGLE) (GOOGLE)
4	2a03:2880:f00... 2a03:2880:f007:8:face:b00c:0:1	32934 (FACEBOOK) (FACEBOOK)
2	99.80.90.198 99.80.90.198	16509 (AMAZON-02) (AMAZON-02)
1	2a00:1450:400... 2a00:1450:400c:c06::9c	15169 (GOOGLE) (GOOGLE)
1 2	2a00:1450:400... 2a00:1450:4001:803::2004	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:829::2003	15169 (GOOGLE) (GOOGLE)
1 1	2a00:1450:400... 2a00:1450:4001:831::2002	15169 (GOOGLE) (GOOGLE)
3	2a03:2880:f10... 2a03:2880:f107:83:face:b00c:0:25de	32934 (FACEBOOK) (FACEBOOK)
1	2a00:1450:400... 2a00:1450:4001:82a::2002	15169 (GOOGLE) (GOOGLE)
1 1	2a00:1450:400... 2a00:1450:4001:80e::2002	15169 (GOOGLE) (GOOGLE)
1	35.71.131.137 35.71.131.137	16509 (AMAZON-02) (AMAZON-02)
2	2a04:4e42:41::84 2a04:4e42:41::84	54113 (FASTLY) (FASTLY)
2	151.101.0.84 151.101.0.84	54113 (FASTLY) (FASTLY)
97	24

1 54.165.40.136 (United States) 1 redirects

ASN14618 (AMAZON-AES, US)
PTR: ec2-54-165-40-136.compute-1.amazonaws.com

duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 54.221.251.50 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-54-221-251-50.compute-1.amazonaws.com

www.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
stories.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 2606:4700::6810:9440 (United States)

ASN13335 (CLOUDFLARENET, US)

cdn.cookielaw.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 18.203.209.222 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-18-203-209-222.eu-west-1.compute.amazonaws.com

s.lmepbq.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

37 2600:9000:206e:6000:7:60cd:e840:21 (United States)

ASN16509 (AMAZON-02, US)

d35aaqx5ub95lt.cloudfront.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700:4400::ac40:929e (United States)

ASN13335 (CLOUDFLARENET, US)

geolocation.onetrust.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

14 18.208.102.61 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-18-208-102-61.compute-1.amazonaws.com

excess.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:80b::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.googletagmanager.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 54.89.18.84 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-54-89-18-84.compute-1.amazonaws.com

stories.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 18.66.139.113 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-139-113.fra60.r.cloudfront.net

brb.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 18.66.112.120 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-112-120.fra56.r.cloudfront.net

zombie.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:809::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 142.250.186.38 (United States) 1 redirects

ASN15169 (GOOGLE, US)
PTR: fra24s04-in-f6.1e100.net

9814127.fls.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 142.250.185.66 (United States)

ASN15169 (GOOGLE, US)
PTR: fra16s48-in-f2.1e100.net

www.googleadservices.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2a03:2880:f007:8:face:b00c:0:1 (Vienna, Austria)

ASN32934 (FACEBOOK, US)

connect.facebook.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 99.80.90.198 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-99-80-90-198.eu-west-1.compute.amazonaws.com

c0.adalyser.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:400c:c06::9c (Brussels, Belgium)

ASN15169 (GOOGLE, US)

stats.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:803::2004 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE, US)

www.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:829::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google.de	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:831::2002 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE, US)

googleads.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a03:2880:f107:83:face:b00c:0:25de (Vienna, Austria)

ASN32934 (FACEBOOK, US)

www.facebook.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:82a::2002 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

adservice.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:80e::2002 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE, US)

adservice.google.de	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 35.71.131.137 (United States)

ASN16509 (AMAZON-02, US)
PTR: a6370ebea231e0c9a.awsglobalaccelerator.com

insight.adsrvr.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a04:4e42:41::84 (Vienna, Austria)

ASN54113 (FASTLY, US)

s.pinimg.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 151.101.0.84 (United States)

ASN54113 (FASTLY, US)

ct.pinterest.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
37	cloudfront.net d35aaqx5ub95lt.cloudfront.net	719 KB
23	duolingo.com 1 redirects duolingo.com — Cisco Umbrella Rank: 12046 www.duolingo.com — Cisco Umbrella Rank: 38136 excess.duolingo.com — Cisco Umbrella Rank: 17430 stories.duolingo.com — Cisco Umbrella Rank: 22134 brb.duolingo.com — Cisco Umbrella Rank: 18554 zombie.duolingo.com	16 KB
5	doubleclick.net 2 redirects 9814127.fls.doubleclick.net — Cisco Umbrella Rank: 148549 stats.g.doubleclick.net — Cisco Umbrella Rank: 117 googleads.g.doubleclick.net — Cisco Umbrella Rank: 56	3 KB
5	cookielaw.org cdn.cookielaw.org — Cisco Umbrella Rank: 427	115 KB
4	facebook.net connect.facebook.net — Cisco Umbrella Rank: 155	221 KB
4	lmepbq.com s.lmepbq.com — Cisco Umbrella Rank: 100704	59 KB
3	facebook.com www.facebook.com — Cisco Umbrella Rank: 101	476 B
3	google.de 1 redirects www.google.de — Cisco Umbrella Rank: 5701 adservice.google.de — Cisco Umbrella Rank: 8252	1 KB
3	google.com 1 redirects www.google.com — Cisco Umbrella Rank: 10 adservice.google.com — Cisco Umbrella Rank: 96	1 KB
2	pinterest.com ct.pinterest.com — Cisco Umbrella Rank: 773	837 B
2	pinimg.com s.pinimg.com — Cisco Umbrella Rank: 745	19 KB
2	adalyser.com c0.adalyser.com — Cisco Umbrella Rank: 32554	13 KB
2	googleadservices.com www.googleadservices.com — Cisco Umbrella Rank: 125	17 KB
2	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 52	20 KB
1	adsrvr.org insight.adsrvr.org — Cisco Umbrella Rank: 616	261 B
1	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 93	64 KB
1	onetrust.com geolocation.onetrust.com — Cisco Umbrella Rank: 742	441 B
97	17

	Domain	Requested by
37	d35aaqx5ub95lt.cloudfront.net	www.duolingo.com d35aaqx5ub95lt.cloudfront.net
14	excess.duolingo.com	d35aaqx5ub95lt.cloudfront.net
5	cdn.cookielaw.org	www.duolingo.com cdn.cookielaw.org
4	connect.facebook.net	www.duolingo.com connect.facebook.net 9814127.fls.doubleclick.net
4	s.lmepbq.com	www.duolingo.com s.lmepbq.com d35aaqx5ub95lt.cloudfront.net
4	www.duolingo.com	d35aaqx5ub95lt.cloudfront.net
3	www.facebook.com	www.duolingo.com 9814127.fls.doubleclick.net
3	9814127.fls.doubleclick.net	1 redirects www.googletagmanager.com adservice.google.com
2	ct.pinterest.com	s.pinimg.com 9814127.fls.doubleclick.net
2	s.pinimg.com	9814127.fls.doubleclick.net s.pinimg.com
2	www.google.de	www.duolingo.com
2	www.google.com	1 redirects www.duolingo.com
2	c0.adalyser.com	www.duolingo.com
2	www.googleadservices.com	www.googletagmanager.com www.googleadservices.com
2	www.google-analytics.com	www.googletagmanager.com d35aaqx5ub95lt.cloudfront.net
2	stories.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	insight.adsrvr.org	9814127.fls.doubleclick.net
1	adservice.google.de	1 redirects
1	adservice.google.com	9814127.fls.doubleclick.net
1	googleads.g.doubleclick.net	1 redirects
1	stats.g.doubleclick.net	d35aaqx5ub95lt.cloudfront.net
1	zombie.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	brb.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	www.googletagmanager.com	d35aaqx5ub95lt.cloudfront.net
1	geolocation.onetrust.com	cdn.cookielaw.org
1	duolingo.com	1 redirects
97	26

This site contains links to these domains. Also see Links.

Domain
itunes.apple.com
play.google.com
schools.duolingo.com
englishtest.duolingo.com
research.duolingo.com
incubator.duolingo.com
careers.duolingo.com
design.duolingo.com
store.duolingo.com
press.duolingo.com
investors.duolingo.com
podcast.duolingo.com
support.duolingo.com
duolingoschools.zendesk.com
status.duolingo.com
blog.duolingo.com
www.instagram.com
www.facebook.com
twitter.com
www.youtube.com
ar.duolingo.com
bn.duolingo.com
cs.duolingo.com
de.duolingo.com
el.duolingo.com
en.duolingo.com
es.duolingo.com
fr.duolingo.com
hi.duolingo.com
hu.duolingo.com
id.duolingo.com
it.duolingo.com
ja.duolingo.com
ko.duolingo.com
dn.duolingo.com
pl.duolingo.com
pt.duolingo.com
ro.duolingo.com
ru.duolingo.com
th.duolingo.com
tl.duolingo.com
tr.duolingo.com
uk.duolingo.com
vi.duolingo.com
zs.duolingo.com

Subject Issuer	Validity	Valid
*.duolingo.com Go Daddy Secure Certificate Authority - G2	`2021-11-21` - `2022-12-23`	a year	crt.sh
cookielaw.org Cloudflare Inc ECC CA-3	`2022-05-01` - `2023-05-01`	a year	crt.sh
lmepbq.com R3	`2022-06-28` - `2022-09-26`	3 months	crt.sh
*.cloudfront.net Amazon	`2022-02-01` - `2023-01-31`	a year	crt.sh
onetrust.com Cloudflare Inc ECC CA-3	`2022-01-12` - `2023-01-12`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2022-07-11` - `2022-10-03`	3 months	crt.sh
*.doubleclick.net GTS CA 1C3	`2022-07-11` - `2022-10-03`	3 months	crt.sh
www.googleadservices.com GTS CA 1C3	`2022-07-11` - `2022-10-03`	3 months	crt.sh
*.facebook.com DigiCert SHA2 High Assurance Server CA	`2022-05-08` - `2022-08-06`	3 months	crt.sh
*.adalyser.com Thawte RSA CA 2018	`2022-06-10` - `2023-07-11`	a year	crt.sh
*.g.doubleclick.net GTS CA 1C3	`2022-07-11` - `2022-10-03`	3 months	crt.sh
www.google.com GTS CA 1C3	`2022-07-11` - `2022-10-03`	3 months	crt.sh
www.google.de GTS CA 1C3	`2022-07-11` - `2022-10-03`	3 months	crt.sh
*.google.com GTS CA 1C3	`2022-07-11` - `2022-10-03`	3 months	crt.sh
*.adsrvr.org GlobalSign GCC R3 DV TLS CA 2020	`2022-03-31` - `2023-05-02`	a year	crt.sh
*.pinterest.com DigiCert TLS RSA SHA256 2020 CA1	`2022-07-28` - `2023-08-08`	a year	crt.sh

This page contains 5 frames:

Primary Page: https://www.duolingo.com/
Frame ID: 57A865B5837950A915E25335F1C7E24F
Requests: 76 HTTP requests in this frame

Frame: https://9814127.fls.doubleclick.net/activityi;dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Frame ID: 8A79E909F83F887B4B105EFC333DA58E
Requests: 1 HTTP requests in this frame

Frame: blob://https://www.duolingo.com/395ffa0e-0870-43aa-8fe9-8efda5d4d33e
Frame ID: 0D5D836A92B71E404146EF75A6E09BA3
Requests: 1 HTTP requests in this frame

Frame: https://adservice.google.com/ddm/fls/i/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Frame ID: E55815ED7062489D0EC497808A773CCB
Requests: 1 HTTP requests in this frame

Frame: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Frame ID: 0B1AA73C9B4FA5EB666D51E5EB9C1982
Requests: 10 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Duolingo - Die weltbeste Methode, eine Sprache zu lernenbadge-app-storebadge-app-store

Page URL History Show full URLs

http://duolingo.com/ HTTP 301
https://www.duolingo.com/ Page URL

Detected technologies

React (JavaScript Frameworks) Expand

Overall confidence: 100%
Detected patterns

<[^>]+data-react

Facebook (Widgets) Expand

Overall confidence: 100%
Detected patterns

//connect\.facebook\.([a-z]+)/[^/]*/[a-z]*\.js

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

google-analytics\.com/(?:ga|urchin|analytics)\.js

Google Tag Manager (Tag Managers) Expand

Overall confidence: 100%
Detected patterns

googletagmanager\.com/gtm\.js

OneTrust (Cookie compliance) Expand

Overall confidence: 100%
Detected patterns

cdn\.cookielaw\.org
otSDKStub\.js

Page Statistics

97
Requests

97 %
HTTPS

54 %
IPv6

17
Domains

26
Subdomains

24
IPs

5
Countries

1267 kB
Transfer

4077 kB
Size

21
Cookies

48 Outgoing links

These are links going to different origins than the main page.

URL: https://itunes.apple.com/de/app/duolingo-learn-spanish-french/id570060128?mt=8&at=1010lwpr
Title: badge-app-storeZum Download im App Store

Search URL Search Domain Scan URL

URL: https://play.google.com/store/apps/details?hl=de&id=com.duolingo&referrer=utm_source%3Dduolingo.com%26utm_medium%3Dduolingo_web%26utm_content%3Ddownload_button%26utm_campaign%3Dsplash
Title: badge-app-storeHol dir die App aufGoogle Play

Search URL Search Domain Scan URL

URL: https://schools.duolingo.com/
Title: Bring Duolingo in dein Klassenzimmer

Search URL Search Domain Scan URL

URL: https://englishtest.duolingo.com/
Title: ENGLISCHKENNTNISSE ZERTIFIZIEREN

Search URL Search Domain Scan URL

URL: https://research.duolingo.com/
Title: Forschung

Search URL Search Domain Scan URL

URL: https://incubator.duolingo.com/
Title: Inkubator

Search URL Search Domain Scan URL

URL: https://careers.duolingo.com/
Title: Karriere

Search URL Search Domain Scan URL

URL: https://design.duolingo.com/
Title: Markenrichtlinien

Search URL Search Domain Scan URL

URL: https://store.duolingo.com/
Title: Laden

Search URL Search Domain Scan URL

URL: https://press.duolingo.com/
Title: Presse

Search URL Search Domain Scan URL

URL: https://investors.duolingo.com/
Title: Investoren

Search URL Search Domain Scan URL

URL: https://englishtest.duolingo.com/de
Title: Duolingo English Test

Search URL Search Domain Scan URL

URL: https://podcast.duolingo.com/
Title: Podcast

Search URL Search Domain Scan URL

URL: https://support.duolingo.com/hc/de
Title: Duolingo FAQ

Search URL Search Domain Scan URL

URL: https://duolingoschools.zendesk.com/hc/en-us
Title: FAQ für Schulen

Search URL Search Domain Scan URL

URL: https://englishtest.duolingo.com/faq
Title: Duolingo English Test FAQs

Search URL Search Domain Scan URL

URL: https://status.duolingo.com/
Title: Status

Search URL Search Domain Scan URL

URL: https://blog.duolingo.com/
Title: Blog

Search URL Search Domain Scan URL

URL: https://www.instagram.com/duolingodeutschland/
Title: Instagram

Search URL Search Domain Scan URL

URL: https://www.facebook.com/DuolingoDeutschland
Title: Facebook

Search URL Search Domain Scan URL

URL: https://twitter.com/duolingo
Title: Twitter

Search URL Search Domain Scan URL

URL: https://www.youtube.com/user/duolingo
Title: YouTube

Search URL Search Domain Scan URL

URL: https://ar.duolingo.com/
Title: العربية

Search URL Search Domain Scan URL

URL: https://bn.duolingo.com/
Title: বাংলা

Search URL Search Domain Scan URL

URL: https://cs.duolingo.com/
Title: Čeština

Search URL Search Domain Scan URL

URL: https://de.duolingo.com/
Title: Deutsch

Search URL Search Domain Scan URL

URL: https://el.duolingo.com/
Title: Ελληνικά

Search URL Search Domain Scan URL

URL: https://en.duolingo.com/
Title: English

Search URL Search Domain Scan URL

URL: https://es.duolingo.com/
Title: Español

Search URL Search Domain Scan URL

URL: https://fr.duolingo.com/
Title: Français

Search URL Search Domain Scan URL

URL: https://hi.duolingo.com/
Title: हिंदी

Search URL Search Domain Scan URL

URL: https://hu.duolingo.com/
Title: Magyar

Search URL Search Domain Scan URL

URL: https://id.duolingo.com/
Title: Bahasa Indonesia

Search URL Search Domain Scan URL

URL: https://it.duolingo.com/
Title: Italiano

Search URL Search Domain Scan URL

URL: https://ja.duolingo.com/
Title: 日本語

Search URL Search Domain Scan URL

URL: https://ko.duolingo.com/
Title: 한국어

Search URL Search Domain Scan URL

URL: https://dn.duolingo.com/
Title: Nederlands

Search URL Search Domain Scan URL

URL: https://pl.duolingo.com/
Title: Polski

Search URL Search Domain Scan URL

URL: https://pt.duolingo.com/
Title: Português

Search URL Search Domain Scan URL

URL: https://ro.duolingo.com/
Title: Română

Search URL Search Domain Scan URL

URL: https://ru.duolingo.com/
Title: Русский

Search URL Search Domain Scan URL

URL: https://th.duolingo.com/
Title: ภาษาไทย

Search URL Search Domain Scan URL

URL: https://tl.duolingo.com/
Title: Tagalog

Search URL Search Domain Scan URL

URL: https://tr.duolingo.com/
Title: Türkçe

Search URL Search Domain Scan URL

URL: https://uk.duolingo.com/
Title: Українською

Search URL Search Domain Scan URL

URL: https://vi.duolingo.com/
Title: Tiếng Việt

Search URL Search Domain Scan URL

URL: https://zs.duolingo.com/
Title: 中文

Search URL Search Domain Scan URL

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

http://duolingo.com/ HTTP 301
https://www.duolingo.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 70

https://9814127.fls.doubleclick.net/activityi;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F HTTP 302
https://9814127.fls.doubleclick.net/activityi;dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Request Chain 81

https://googleads.g.doubleclick.net/pagead/viewthroughconversion/397119219/?random=1196149382&cv=9&fst=1659134960764&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7r0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=1125238984.1659134961&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&ocp_id=8GPkYpDqL6S_mLAP-sa8yAU&sscte=1&crd=CM2osQI&eitems=ChAI8IqOlwYQxP_T2snA_ok6Eh0AuihkTHJvEnWVm0VOubBm5xsK3elER12V1RYfuA HTTP 302
https://www.google.com/pagead/1p-conversion/397119219/?random=1196149382&cv=9&fst=1659134960764&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7r0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=1125238984.1659134961&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=CM2osQI&is_vtc=1&ocp_id=8GPkYpDqL6S_mLAP-sa8yAU&eitems=ChAI8IqOlwYQxP_T2snA_ok6Eh0AuihkTMOURvZT7dqAwEdamnBFUdjImqVWmreCtQ&random=847767156&resp=GooglemKTybQhCsO HTTP 302
https://www.google.de/pagead/1p-conversion/397119219/?random=1196149382&cv=9&fst=1659134960764&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7r0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=1125238984.1659134961&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=CM2osQI&is_vtc=1&ocp_id=8GPkYpDqL6S_mLAP-sa8yAU&eitems=ChAI8IqOlwYQxP_T2snA_ok6Eh0AuihkTMOURvZT7dqAwEdamnBFUdjImqVWmreCtQ&random=847767156&resp=GooglemKTybQhCsO&ipr=y&prhg=0

Request Chain 85

https://adservice.google.de/ddm/fls/i/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F HTTP 302
https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F

97 HTTP transactions
0 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H2

200

Primary Request / Show response
www.duolingo.com/
Redirect Chain

http://duolingo.com/
https://www.duolingo.com/

8 KB
4 KB

362ms
125ms

Document
text/html

54.221.251.50
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL

https://www.duolingo.com/

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

54.221.251.50 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-54-221-251-50.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

49d003cc04c4f9d18d09fc55d2fa3c38c69b68d52a4edac158e4cd6386489168

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
content-encoding: gzip
content-type: text/html; charset=UTF-8
date: Fri, 29 Jul 2022 22:49:20 GMT
expires: 0
no-retry: 1
pragma: no-cache
server: duo-api
surrogate-control: no-store
x-duo-request-host: www.duolingo.com
x-envoy-upstream-service-time: 22
x-frame-options: SAMEORIGIN
x-ipcountry: US
x-runtime: 0.02036
x-tid: ffff1d0262e463e1001f
x-ws: UK

Redirect headers

Connection: keep-alive
Content-Length: 193
Content-Type: text/html
Date: Fri, 29 Jul 2022 22:49:19 GMT
Location: https://www.duolingo.com
Server: nginx/1.4.6 (Ubuntu)

GET
H2 200 otSDKStub.js Show response
cdn.cookielaw.org/scripttemplates/ 21 KB
8 KB 31ms
13ms Script
application/javascript 2606:4700::6810:9440
CLOUDFLARENET

General

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Show headers Download Go to

Full URL

https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:9440 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

d06c1d1f95928227b923f8e2b201da367b26a9f30cce47c39eb994bdc1120eea

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: UvnqSva0MME0cgsFLPtBgA==
age: 8133
vary: Accept-Encoding
content-length: 7093
x-ms-lease-status: unlocked
last-modified: Thu, 28 Jul 2022 19:32:00 GMT
server: cloudflare
etag: 0x8DA70CFD7A8F4DD
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-type: application/javascript
access-control-allow-origin: *
x-ms-request-id: 8b2ce29b-701e-0034-4dd6-a2774e000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control: max-age=14400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 7329683ca948913a-FRA

GET
H/1.1 200
OK clear.js Show response
s.lmepbq.com/ag/891112/ 11 KB
8 KB 182ms
33ms Script
text/javascript 18.203.209.222
AMAZON-02

General

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Show headers Download Go to

Full URL

https://s.lmepbq.com/ag/891112/clear.js?ck=4c0df7b1-302f-4a8f-ab9b-6090c9f98c0b&dt=8911121635444670059000&mo=2&pd=acc

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

HTTP/1.1

Security

TLS 1.2, ECDHE_ECDSA, AES_128_GCM

Server

18.203.209.222 Dublin, Ireland, ASN16509 (AMAZON-02, US),

Reverse DNS

ec2-18-203-209-222.eu-west-1.compute.amazonaws.com

Software

Resource Hash

106eec9409eabb9e715f7b8b237c8a925f691638551cf2b2dd11308cda7f77a2

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

Pragma: no-cache
Date: Fri, 29 Jul 2022 22:49:19 GMT
Content-Encoding: gzip
Accept-Ch: Viewport-Width, Viewport-Height, Width, DPR, RTT, ECT, Device-Memory, Downlink, Save-Data
Vary: *
Content-Type: text/javascript; charset=utf-8
Cache-Control: no-cache, no-store, must-revalidate, no-transform, private, max-age=0
Strict-Transport-Security: max-age=31536000; includeSubDomains
Timing-Allow-Origin: *
Content-Length: 7596
Expires: 0

GET
H2 200 manifest-180e6d33.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 10 KB
5 KB 59ms
21ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-180e6d33.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: b7e081dcfc7805d4450dd263413b79fd14f3ef583070f097452467d4a8222081

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 27 Jul 2022 19:40:11 GMT
content-encoding: gzip
last-modified: Wed, 27 Jul 2022 19:35:05 GMT
server: AmazonS3
age: 184150
etag: "fe996b291ef1704808d585b5b883a72f"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 5207
x-amz-cf-id: yacGkajc71MIymgjyOjYbboX_7RF-Ssm0H38UGIKkKJgXJdCJX1rnQ==

GET
H2 200 2867-c0f3de49.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 215 KB
75 KB 75ms
38ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/2867-c0f3de49.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 7bafd814e9f7a5d63ea8d4824b3fccd463895f627f54ff086bbe950e12a8a683

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Mon, 25 Jul 2022 17:04:40 GMT
content-encoding: gzip
last-modified: Mon, 25 Jul 2022 15:49:16 GMT
server: AmazonS3
age: 366281
etag: "01f67632436d446eb037bc41fa1bc2ee"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 76018
x-amz-cf-id: F-WSgKQ2cjQeA77JrFs8cvNwqhymni31MxFrKdFEFShiI4TRiL6aqw==

GET
H2 200 de-4398de4e.js Show response
d35aaqx5ub95lt.cloudfront.net/js/strings/ 14 KB
4 KB 57ms
20ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/strings/de-4398de4e.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 8d35ce1babe19b50b50fec1f41cafd022bd7e5f0cfd10be52d22ed0180809ce2

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Mon, 25 Jul 2022 17:37:57 GMT
content-encoding: gzip
last-modified: Mon, 25 Jul 2022 16:22:10 GMT
server: AmazonS3
age: 364284
etag: "1c902f579f1214728aaed07c912d601f"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 3358
x-amz-cf-id: iy5XM3HR6VpmKyv20xoeKeRR7C5Ff24DXV1ynDUZab_N0s6IoAhKwg==

GET
H2 200 9819-3b95beba.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 189 KB
59 KB 93ms
57ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/9819-3b95beba.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 40d50e5a7c920514fb7f4322cebdbec8be8d3caa09b39c4eb142220b13dc97b4

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 15 Jul 2022 21:26:35 GMT
content-encoding: gzip
last-modified: Fri, 15 Jul 2022 21:01:33 GMT
server: AmazonS3
age: 1214566
etag: "5afa7c5257a1862d0aaf7135f8e70330"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 59516
x-amz-cf-id: eg6Lqm062C4W1n4YgOPs4Z40YBW1PlG_L4ufQPy93WwrzqQv4nBLSQ==

GET
H2 200 en-1644a48e.js Show response
d35aaqx5ub95lt.cloudfront.net/js/strings/ 226 B
581 B 43ms
42ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/strings/en-1644a48e.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 1d5484074d844addc76cc620a18d6eab5e5e585f58b5ab7921be19398203a10b

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Tue, 14 Jun 2022 03:12:49 GMT
content-encoding: gzip
last-modified: Mon, 13 Jun 2022 23:18:40 GMT
server: AmazonS3
age: 3958592
etag: "b9da8067b4ea9759df25d623effb5336"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 183
x-amz-cf-id: uE5N1gMC2OvNRv8QPyGu8R9WyKReq8VERikoYPKugxDcfpUL6gxJsg==

GET
H2 200 8028-8de03560.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 29 KB
11 KB 45ms
43ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/8028-8de03560.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 67167722ca8e841eb131eb6afaf8dce4a654772652064c55e4517fde532514ce

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 22 Jun 2022 21:56:12 GMT
content-encoding: gzip
last-modified: Wed, 22 Jun 2022 21:25:15 GMT
server: AmazonS3
age: 3199989
etag: "93b2c4688bc4456b2e2645a12092c754"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 10845
x-amz-cf-id: iIL4MVN4_QnKmBL_OSURBtyLHOkMHyUklVsN9cISKogLl1WgrE8gtA==

GET
H2 200 polyfills-3a87979e.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 450 B
667 B 44ms
42ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/polyfills-3a87979e.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 3ea86159118f3fcbd765c1f47353b8bee4f45a248afbfdd33b006941cdf5de65

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Thu, 09 Jun 2022 00:30:10 GMT
content-encoding: gzip
last-modified: Wed, 08 Jun 2022 19:22:15 GMT
server: AmazonS3
age: 4400351
etag: "9432b1e5f24ff0765785715f97ca0b76"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 270
x-amz-cf-id: 8YZZ_1oTH7iCLZOPAwEX9aYEN6I-oYu-IJjYLABYh0zEQqQTqaQjAw==

GET
H2 200 3893-ed897736.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 456 KB
143 KB 47ms
45ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 79a41c1a29598eb31a6b2b617b254c5ce9cb978485efdc787c15655de9f4442d

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 29 Jun 2022 19:38:33 GMT
content-encoding: gzip
last-modified: Wed, 29 Jun 2022 19:23:31 GMT
server: AmazonS3
age: 2603448
etag: "bc7c07c32f329e50128a4b6950f8b7be"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 146059
x-amz-cf-id: dcJRmzOVzNxELggsef550DzYSs-zMZgjx6NpBY5hHsQdKBg7n_BPEg==

GET
H2 200 app-6560cd2e.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 705 KB
192 KB 60ms
58ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-6560cd2e.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: e8111b1438e9dc5ec68e28ac5bccefe0d95ef87633aed6d3262f2884746f0a38

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Mon, 25 Jul 2022 15:58:20 GMT
content-encoding: gzip
last-modified: Mon, 25 Jul 2022 15:49:17 GMT
server: AmazonS3
age: 370261
etag: "914985b06ce2096f0a1fbcd02ec5845f"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 195697
x-amz-cf-id: m09pyKkZTHsM_atioDt2AcbkJISE7724O3b-QtAaE5WEqOofGSKLsQ==

GET
H2 200 3893-1d2e33a8.css
d35aaqx5ub95lt.cloudfront.net/css/ 14 KB
4 KB 93ms
19ms Stylesheet
text/css 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/3893-1d2e33a8.css
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: bc66a43f1a2f58d6b303c530a93c3e2ba2a7ce6964b8505ccb9def6fada9f376

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 29 Jun 2022 19:38:33 GMT
content-encoding: gzip
last-modified: Wed, 29 Jun 2022 19:23:21 GMT
server: AmazonS3
age: 2603448
etag: "9ae76d97222bbab0716c63d4df2b6581"
x-cache: Hit from cloudfront
content-type: text/css
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 3444
x-amz-cf-id: bie8ppsTi1P8tp0K8xrW36PAMcFQ2fn1UhEB_zVVzawfVFfnZI-KPg==

GET
H2 200 app-d604cddb.css
d35aaqx5ub95lt.cloudfront.net/css/ 77 KB
16 KB 98ms
24ms Stylesheet
text/css 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 66d0aa612450070c209e4bb19999c7c0783bf2eaf4d5fce0f987461b5e824491

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 22 Jul 2022 20:02:32 GMT
content-encoding: gzip
last-modified: Fri, 22 Jul 2022 19:50:45 GMT
server: AmazonS3
age: 614809
etag: "5828e80fe5aa2ef538fa444e938c0cbf"
x-cache: Hit from cloudfront
content-type: text/css
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 16301
x-amz-cf-id: el8pWF0Jp7FIFtb86o2_pTPJbK6bgXSaPJDTEo1cwCckXLvWZa8u-A==

GET
H2 200 55a7f100-001e-4085-87ec-1a6d522f7d67.json Show response
cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/ 4 KB
2 KB 31ms
14ms XHR
application/x-javascript 2606:4700::6810:9440
CLOUDFLARENET

General

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Full URL

https://cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/55a7f100-001e-4085-87ec-1a6d522f7d67.json

Requested by

Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:9440 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

92b0ab5ddd16e52f6f4a50cc90a7f3216ed08d01309d7e9fe6901bc7059c09c1

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: 6CFUc5RY3IhG3Kfr/mTs4g==
age: 1508
vary: Accept-Encoding
content-length: 1664
x-ms-lease-status: unlocked
last-modified: Tue, 29 Mar 2022 21:26:55 GMT
server: cloudflare
etag: 0x8DA11CAD939C4FB
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-type: application/x-javascript
access-control-allow-origin: *
x-ms-request-id: deb5c782-001e-005d-4515-5928e2000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Cache-Control,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control: public, max-age=14400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 7329683cef818ffb-FRA
expires: Sat, 30 Jul 2022 02:49:20 GMT

GET
H2 200 location Show response
geolocation.onetrust.com/cookieconsentpub/v1/geo/ 153 B
441 B 40ms
23ms XHR
application/json 2606:4700:4400::ac40:929e
CLOUDFLARENET

General

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Full URL

https://geolocation.onetrust.com/cookieconsentpub/v1/geo/location

Requested by

Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:4400::ac40:929e , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

6fba5ed9a21a948a1edf9f018055a8ed911df83da750fcb24177e2a3c539a085

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

accept: application/json
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: gzip
server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
access-control-allow-methods: GET, OPTIONS
content-type: application/json
access-control-allow-origin: *
strict-transport-security: max-age=31536000; includeSubDomains; preload
cf-ray: 7329683d1ae49957-FRA
access-control-allow-headers: Content-Type

GET
H2 200 otBannerSdk.js Show response
cdn.cookielaw.org/scripttemplates/6.16.0/ 374 KB
83 KB 28ms
27ms Script
application/javascript 2606:4700::6810:9440
CLOUDFLARENET

General

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Show headers Download Go to

Full URL

https://cdn.cookielaw.org/scripttemplates/6.16.0/otBannerSdk.js

Requested by

Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:9440 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

353bcd41d11cc5a2bcb6763c269e41ac785c06ace29ac10053bb7c0fa3bf1ecf

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: dGCXlveaBvO7BI0nfZKP+g==
age: 9449
vary: Accept-Encoding
content-length: 85065
x-ms-lease-status: unlocked
last-modified: Thu, 06 May 2021 19:31:04 GMT
server: cloudflare
etag: 0x8D910C57D52F14C
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-type: application/javascript
access-control-allow-origin: *
x-ms-request-id: 1b57f3ba-101e-0146-1681-134025000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control: max-age=14400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 7329683d49d5913a-FRA

GET
H2 200 en.json Show response
cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/e43d2735-b44f-43da-ae8a-a4f881b04152/ 82 KB
18 KB 13ms
13ms Fetch
application/x-javascript 2606:4700::6810:9440
CLOUDFLARENET

General

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Show headers Download Go to

Full URL

https://cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/e43d2735-b44f-43da-ae8a-a4f881b04152/en.json

Requested by

Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/6.16.0/otBannerSdk.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:9440 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

649c4616f773545458d604385873d2016d49bb4e2f1a62ac81d035f2e119e0f8

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: J0H0VuFGl+HMoVUJCAFrFA==
age: 3143
vary: Accept-Encoding
content-length: 18586
x-ms-lease-status: unlocked
last-modified: Tue, 29 Mar 2022 21:27:02 GMT
server: cloudflare
etag: 0x8DA11CADDD9A68A
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-type: application/x-javascript
access-control-allow-origin: *
x-ms-request-id: 0e52882e-801e-00c4-4bce-43a720000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Cache-Control,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control: public, max-age=14400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 7329683d88278ffb-FRA
expires: Sat, 30 Jul 2022 02:49:20 GMT

GET
H2 200 otFlat.json Show response
cdn.cookielaw.org/scripttemplates/6.16.0/assets/ 12 KB
3 KB 12ms
12ms Fetch
application/json 2606:4700::6810:9440
CLOUDFLARENET

General

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Full URL

https://cdn.cookielaw.org/scripttemplates/6.16.0/assets/otFlat.json

Requested by

Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/6.16.0/otBannerSdk.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:9440 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

eb1fa7363d6e4772f7c49d67f031d68f209e66de6c3c05aade6fdc57a02505c1

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: DKM3/i+7h7Fs8cEMor3s2A==
age: 13563
vary: Accept-Encoding
content-length: 2938
x-ms-lease-status: unlocked
last-modified: Thu, 06 May 2021 19:30:47 GMT
server: cloudflare
etag: 0x8D910C572DA86E8
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-type: application/json
access-control-allow-origin: *
x-ms-request-id: 0a89c89e-d01e-0172-02c0-11ef8d000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control: max-age=14400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 7329683db85a8ffb-FRA

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 338ms
99ms Preflight 18.208.102.61
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 29 Jul 2022 22:49:20 GMT
server: Jetty(9.2.z-SNAPSHOT)

POST
H/1.1 200
OK postback Show response
s.lmepbq.com/2/2.65.0/891112/AWsJ3dkKEeXF-aZK/ 0
145 B 120ms
30ms XHR
text/plain 18.203.209.222
AMAZON-02

General

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Show headers Download Go to

Full URL: https://s.lmepbq.com/2/2.65.0/891112/AWsJ3dkKEeXF-aZK/postback?oz_pl=1&ck=4c0df7b1-302f-4a8f-ab9b-6090c9f98c0b&dt=8911121635444670059000&mo=2&pd=acc&ci=891112&_x=1
Requested by: Host: s.lmepbq.com
URL: https://s.lmepbq.com/ag/891112/clear.js?ck=4c0df7b1-302f-4a8f-ab9b-6090c9f98c0b&dt=8911121635444670059000&mo=2&pd=acc
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server: 18.203.209.222 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-18-203-209-222.eu-west-1.compute.amazonaws.com
Software: /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-Type: text/plain

Response headers

Access-Control-Allow-Origin: *
Date: Fri, 29 Jul 2022 22:49:19 GMT
Timing-Allow-Origin: *
Content-Length: 0
Vary: Origin

GET
H/1.1 200
OK main.js Show response
s.lmepbq.com/2/2.65.0/ 161 KB
51 KB 33ms
33ms Script
text/javascript 18.203.209.222
AMAZON-02

General

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Show headers Download Go to

Full URL

https://s.lmepbq.com/2/2.65.0/main.js

Requested by

Host: s.lmepbq.com
URL: https://s.lmepbq.com/ag/891112/clear.js?ck=4c0df7b1-302f-4a8f-ab9b-6090c9f98c0b&dt=8911121635444670059000&mo=2&pd=acc

Protocol

HTTP/1.1

Security

TLS 1.2, ECDHE_ECDSA, AES_128_GCM

Server

18.203.209.222 Dublin, Ireland, ASN16509 (AMAZON-02, US),

Reverse DNS

ec2-18-203-209-222.eu-west-1.compute.amazonaws.com

Software

Resource Hash

fd3426cdb2484fb89b9edf7ee87fe982afcce2f1dbe4ada3f77bee8456e02db7

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

Date: Fri, 29 Jul 2022 22:49:19 GMT
Content-Encoding: br
Accept-Ch: Viewport-Width, Viewport-Height, Width, DPR, RTT, ECT, Device-Memory, Downlink, Save-Data
Vary: Origin, Accept-Encoding
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GET
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www.googletagmanager.com/ 189 KB
64 KB 72ms
25ms Script
application/javascript 2a00:1450:4001:80b::2008
GOOGLE

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Full URL

https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-6560cd2e.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:80b::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

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Resource Hash

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Security Headers

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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: br
vary: Accept-Encoding
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server: Google Tag Manager
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access-control-allow-headers: Cache-Control
expires: Fri, 29 Jul 2022 22:49:20 GMT

GET
H2 200 7408-2395f8e5.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 595 B
857 B 18ms
16ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/7408-2395f8e5.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-180e6d33.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

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server: AmazonS3
age: 4911339
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x-cache: Hit from cloudfront
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GET
H2 200 2668-7d78959b.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 8 KB
4 KB 21ms
19ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/2668-7d78959b.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-180e6d33.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Thu, 09 Jun 2022 03:49:20 GMT
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last-modified: Wed, 08 Jun 2022 19:22:14 GMT
server: AmazonS3
age: 4388401
etag: "a30c805a6a3431afc5c4343e957029cd"
x-cache: Hit from cloudfront
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GET
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d35aaqx5ub95lt.cloudfront.net/css/ 18 KB
5 KB 21ms
20ms Stylesheet
text/css 2600:9000:206e:6000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/1114-934cfd68.css
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-180e6d33.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 13 Jul 2022 19:29:09 GMT
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server: AmazonS3
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GET
H2 200 1114-d68e1124.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 61 KB
18 KB 22ms
21ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/1114-d68e1124.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-180e6d33.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 15 Jul 2022 21:26:36 GMT
content-encoding: gzip
last-modified: Fri, 15 Jul 2022 21:01:32 GMT
server: AmazonS3
age: 1214565
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x-cache: Hit from cloudfront
content-type: application/javascript
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d35aaqx5ub95lt.cloudfront.net/css/ 1 KB
766 B 19ms
18ms Stylesheet
text/css 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/4000-83b69636.css
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-180e6d33.js
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Security: TLS 1.3, , AES_128_GCM
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 13 Apr 2022 03:34:52 GMT
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x-cache: Hit from cloudfront
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GET
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d35aaqx5ub95lt.cloudfront.net/js/ 2 KB
1 KB 23ms
22ms Script
application/javascript 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/4000-1b8d00e3.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-180e6d33.js
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Security: TLS 1.3, , AES_128_GCM
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Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 08 Jul 2022 23:11:39 GMT
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server: AmazonS3
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etag: "e38e04568909e4e01346d67b53cf2271"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
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GET
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d35aaqx5ub95lt.cloudfront.net/images/ 84 KB
24 KB 21ms
17ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/icon-sprite8.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
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Security: TLS 1.3, , AES_128_GCM
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Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
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server: AmazonS3
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GET
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2 KB 23ms
18ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/star-pattern.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
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Security: TLS 1.3, , AES_128_GCM
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Request headers

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Response headers

x-amz-server-side-encryption: AES256
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server: AmazonS3
age: 3876508
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x-cache: Hit from cloudfront
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2 KB 23ms
19ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/331a32943ff73be28537dfc7469d5639.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Request headers

accept-language: de-DE,de;q=0.9
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Response headers

x-amz-server-side-encryption: AES256
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content-encoding: gzip
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server: AmazonS3
age: 9578616
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x-cache: Hit from cloudfront
content-type: image/svg+xml
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2 KB 23ms
19ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/776364e6419216ffd84ddf8d8815711b.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Request headers

accept-language: de-DE,de;q=0.9
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Response headers

x-amz-server-side-encryption: AES256
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content-encoding: gzip
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server: AmazonS3
age: 5417893
etag: "9a0420100690279e07edb44e90cf7e93"
x-cache: Hit from cloudfront
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via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
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844 B 31ms
27ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/feature-streak.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
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Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
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content-encoding: gzip
last-modified: Fri, 27 May 2022 20:30:24 GMT
server: AmazonS3
age: 5415395
etag: "ab7017de82c19f1fad196fc5efe372ed"
x-cache: Hit from cloudfront
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GET
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d35aaqx5ub95lt.cloudfront.net/images/ 433 B
684 B 32ms
28ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/feature-check.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: e143d5d5bc7a7a35b01cf86bdd1255c3f61c638e6039e709d1e1aae2705bec98

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Sat, 04 Jun 2022 06:15:12 GMT
content-encoding: gzip
last-modified: Fri, 03 Jun 2022 21:15:02 GMT
server: AmazonS3
age: 4811649
etag: "cafc9eb80998949e9d99681ba08ff404"
x-cache: Hit from cloudfront
content-type: image/svg+xml
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cache-control: max-age=315360000
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x-amz-cf-id: tOfXSEF4pgfiTps5JaGTs4PtLZh4DAaNb1X049khjdgAFAoZDIXOCA==

GET
H2 200 laptop-features.svg
d35aaqx5ub95lt.cloudfront.net/images/ 2 KB
1 KB 32ms
29ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/laptop-features.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: a03a394c128f3ee64e88a18cb43c6fae82ac68dddfdac75723ae20aa61846f80

Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Thu, 02 Sep 2021 05:20:02 GMT
content-encoding: gzip
last-modified: Wed, 01 Sep 2021 20:48:13 GMT
server: AmazonS3
age: 28574959
etag: "7e8b4c766c9c1255cbe9ee4064cc659d"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
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GET
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d35aaqx5ub95lt.cloudfront.net/images/splash/ 2 KB
1 KB 34ms
31ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/ebdcc22deaf0f85388fcb09e7ecfbe78.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
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Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 24 Nov 2021 03:02:05 GMT
content-encoding: gzip
last-modified: Tue, 23 Nov 2021 23:17:31 GMT
server: AmazonS3
age: 21412036
etag: "8d7edc1e1c532bea3e58fa5548c737d0"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
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GET
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d35aaqx5ub95lt.cloudfront.net/images/splash/ 3 KB
1 KB 33ms
30ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/a4d5fab3d1926c240cb2ae696b07d156.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 36436862bad916aa0602a3a8a4791a49a2fec82365bbdb8614c5da09be230243

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Sun, 05 Jun 2022 01:00:42 GMT
content-encoding: gzip
last-modified: Fri, 03 Jun 2022 21:15:05 GMT
server: AmazonS3
age: 4744119
etag: "572fcf76701497a4d59b466dc3022f21"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
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GET
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d35aaqx5ub95lt.cloudfront.net/images/ 7 KB
3 KB 35ms
32ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/duo-plus-fly-circle-2.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 4fab343f62246d4933782b94f5d629aadd3d751b3f7673b11b411ac2e48d1390

Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 24 Nov 2021 05:40:11 GMT
content-encoding: gzip
last-modified: Wed, 24 Nov 2021 05:09:48 GMT
server: AmazonS3
age: 21402550
etag: "7922007db0b05726103c308b5df7b626"
x-cache: Hit from cloudfront
content-type: image/svg+xml
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cache-control: max-age=315360000
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GET
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d35aaqx5ub95lt.cloudfront.net/images/ 10 KB
4 KB 36ms
33ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/duo-traveler.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: eb6f2fd06b5aa6242490e6649ebce919c549183037200adb69b1d531dcb8fe78

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Mon, 13 Jun 2022 05:00:34 GMT
content-encoding: gzip
last-modified: Sat, 11 Jun 2022 17:33:48 GMT
server: AmazonS3
age: 4038527
etag: "c48919507d403107837ccbe0fadee20e"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
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x-amz-cf-id: Om_kWrZ5ezugx3rg4N5AcIvaxa3zzZapEeHijYimUFxqEPixILBr3w==

GET
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d35aaqx5ub95lt.cloudfront.net/images/ 8 KB
2 KB 33ms
31ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/laptop-schools.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 3cd1086b9aa46665fe2ad83ddae0a1ba7806ad97451933c1a53326ecf2217165

Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 01 Jun 2022 20:07:30 GMT
content-encoding: gzip
last-modified: Wed, 01 Jun 2022 19:53:00 GMT
server: AmazonS3
age: 5020911
etag: "e7b316effef0c9075445ff674fe1b00e"
x-cache: Hit from cloudfront
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GET
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d35aaqx5ub95lt.cloudfront.net/images/ 10 KB
5 KB 35ms
32ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/9cb1bd734855384c2de08fe80443af9f.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
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Request headers

accept-language: de-DE,de;q=0.9
Referer: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Tue, 17 May 2022 03:14:10 GMT
content-encoding: gzip
last-modified: Tue, 17 May 2022 00:09:39 GMT
server: AmazonS3
age: 6377711
etag: "fc65d7c47932493c6d5527bdfdf38cbe"
x-cache: Hit from cloudfront
content-type: image/svg+xml
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GET
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d35aaqx5ub95lt.cloudfront.net/images/efficacyPage/ 13 KB
6 KB 36ms
34ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/efficacyPage/5b117228254f9a9d8c7f541734f18225.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-d604cddb.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
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Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Thu, 02 Jun 2022 03:57:19 GMT
content-encoding: gzip
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server: AmazonS3
age: 4992722
etag: "208fe7733f52be46b81849f621d66c50"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
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GET
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40 KB 59ms
21ms Font
binary/octet-stream 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/c1ebba64155e95ff69b9b3efb15c219a.woff2
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/3893-1d2e33a8.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: e1e9eeca8bc059f303794f02f8d790fa8e63990823c837d01b7cb1d212c7bb5e

Request headers

Referer: https://d35aaqx5ub95lt.cloudfront.net/css/3893-1d2e33a8.css
Origin: https://www.duolingo.com
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Mon, 03 Jan 2022 19:49:11 GMT
content-encoding: gzip
vary: Origin
age: 17895610
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-length: 40217
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GET
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43 KB 76ms
38ms Font
binary/octet-stream 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/b391a1740855adb49e1bfc5fbe836c5c.woff2
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/3893-1d2e33a8.css
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Security: TLS 1.3, , AES_128_GCM
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Software: AmazonS3 /
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Request headers

Referer: https://d35aaqx5ub95lt.cloudfront.net/css/3893-1d2e33a8.css
Origin: https://www.duolingo.com
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 24 Jun 2022 05:51:13 GMT
content-encoding: gzip
vary: Origin
age: 3085087
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-length: 43013
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server: AmazonS3
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POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 114ms
111ms XHR
text/plain 18.208.102.61
AMAZON-AES

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
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Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
H2 200 dca3b978d07a7dfc05adb1d5526e9e21.svg
d35aaqx5ub95lt.cloudfront.net/images/ 2 KB
1 KB 19ms
18ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/dca3b978d07a7dfc05adb1d5526e9e21.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 937da427a3328eab0f38755cf0bee837674ecfeefec8f25f29da168828b5d354

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Mon, 27 Jun 2022 04:30:36 GMT
content-encoding: gzip
last-modified: Fri, 24 Jun 2022 16:20:15 GMT
server: AmazonS3
age: 2830724
etag: "d2215ff5facdeb0b5d70ebc4efae5c3b"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 993
x-amz-cf-id: BHD16gaBfWAH5pO7op5yI6T3yBTVBFnAM2bD_3cAV0mbmfT8XV3c0w==

GET
H2 200 87938207afff1598611ba626a8c4827c.svg
d35aaqx5ub95lt.cloudfront.net/vendor/ 173 KB
39 KB 21ms
20ms Image
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/87938207afff1598611ba626a8c4827c.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 11e07480cc6b4658ae069d6825622a15d1268350fa46761549146957bb95f580

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 29 Jun 2022 19:39:29 GMT
content-encoding: gzip
last-modified: Wed, 29 Jun 2022 19:23:34 GMT
server: AmazonS3
age: 2603392
etag: "0ec579405fb93a7ea3455bae76261d4d"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 6efe5b6e0a48bab07dc8cc99f7fb58fe.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 39497
x-amz-cf-id: 0UUM03tAJF3j2uTZvHS5PCfgusKjKBb28ZH_6OkPKy-eeVxEvgwirA==

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 295ms
100ms Preflight 18.208.102.61
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 29 Jul 2022 22:49:20 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 295ms
101ms Preflight 18.208.102.61
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 29 Jul 2022 22:49:20 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 293ms
99ms Preflight 18.208.102.61
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 29 Jul 2022 22:49:20 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 293ms
100ms Preflight 18.208.102.61
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 29 Jul 2022 22:49:20 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 291ms
99ms Preflight 18.208.102.61
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 29 Jul 2022 22:49:20 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 config
stories.duolingo.com/api2/ Frame 0
0 340ms
106ms Preflight 54.89.18.84
AMAZON-AES

General

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Show headers Download Go to

Full URL

https://stories.duolingo.com/api2/config?fields=courses&fromLanguage=en&_=1659134960499

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

54.89.18.84 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-54-89-18-84.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1 ; mode=block

Request headers

Accept: */*
Access-Control-Request-Headers: x-amzn-trace-id,x-requested-with
Access-Control-Request-Method: GET
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

access-control-allow-credentials: true
access-control-allow-headers: x-amzn-trace-id, x-requested-with
access-control-allow-methods: GET,HEAD,POST
access-control-allow-origin: https://www.duolingo.com
access-control-max-age: 1728000
cache-control: no-cache, no-store, max-age=0, must-revalidate
content-length: 0
date: Fri, 29 Jul 2022 22:49:20 GMT
expires: 0
pragma: no-cache
referrer-policy: no-referrer
server: duo-api
vary: Origin,Access-Control-Request-Method,Access-Control-Request-Headers
x-content-type-options: nosniff
x-duo-request-host: stories-edge.duolingo.com
x-envoy-upstream-service-time: 2
x-frame-options: DENY
x-xss-protection: 1 ; mode=block

GET
H2 200 17db14133432ce4e82a799e760bd3e0e.svg Show response
d35aaqx5ub95lt.cloudfront.net/images/ 969 B
1 KB 18ms
18ms XHR
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/17db14133432ce4e82a799e760bd3e0e.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 43de60f58f47997a3f62dc59cea1ad81dfacbe9a22aa4c3fcf871757e2d8cfbb

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Mon, 18 Apr 2022 18:35:59 GMT
content-encoding: gzip
vary: Origin
age: 8828002
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-length: 550
access-control-allow-origin: https://www.duolingo.com
last-modified: Mon, 18 Apr 2022 16:06:02 GMT
server: AmazonS3
etag: "88a68f33e1a558d348cecef53d577c8c"
access-control-max-age: 3000
access-control-allow-methods: GET
content-type: image/svg+xml
via: 1.1 96b3f0ca359697e92cd090a37a2e3bf4.cloudfront.net (CloudFront)
cache-control: max-age=315360000
access-control-allow-credentials: true
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
x-amz-cf-id: KH51sKSW9mlmsve1g4HrXimOILBAemyVaxyH1F3siTbB_tMTiTC1Pw==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 3225ms
3224ms XHR
text/plain 18.208.102.61
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 29 Jul 2022 22:49:23 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
H2 200 4a9f9204e7e5c1d3ed3b79b7b7af8568.svg Show response
d35aaqx5ub95lt.cloudfront.net/images/ 727 B
946 B 18ms
18ms XHR
image/svg+xml 2600:9000:206e:6000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/4a9f9204e7e5c1d3ed3b79b7b7af8568.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:6000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 0d25c4f8566c3384a46ea7afb1bc6294809ab884f9bdca5bdbb780807fa01c64

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Mon, 18 Apr 2022 18:35:59 GMT
content-encoding: gzip
vary: Origin
age: 8828002
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-length: 429
access-control-allow-origin: https://www.duolingo.com
last-modified: Mon, 18 Apr 2022 16:06:02 GMT
server: AmazonS3
etag: "f4fdc5ec4b21ebe6ac25f936500d3691"
access-control-max-age: 3000
access-control-allow-methods: GET
content-type: image/svg+xml
via: 1.1 96b3f0ca359697e92cd090a37a2e3bf4.cloudfront.net (CloudFront)
cache-control: max-age=315360000
access-control-allow-credentials: true
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
x-amz-cf-id: SQ8z7kQhfxafi1L1b9pnWpQI4cxOw4aNwQUyGDp01SJGlj1pP1kwbg==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 107ms
106ms XHR
text/plain 18.208.102.61
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 122ms
120ms XHR
text/plain 18.208.102.61
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 116ms
114ms XHR
text/plain 18.208.102.61
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 3226ms
3223ms XHR
text/plain 18.208.102.61
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 29 Jul 2022 22:49:23 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
H2 200 list Show response
www.duolingo.com/api/1/courses/ 28 KB
4 KB 164ms
163ms XHR
application/json 54.221.251.50
AMAZON-AES

General

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Show headers Download Go to

Full URL

https://www.duolingo.com/api/1/courses/list?_=1659134960494

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

54.221.251.50 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-54-221-251-50.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

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Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
X-Requested-With: XMLHttpRequest
accept-language: de-DE,de;q=0.9
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: gzip
server: duo-api
x-ws: UK
no-retry: 1
x-tid: ffff1c6f62e4637d00c5
surrogate-control: no-store
x-frame-options: SAMEORIGIN
content-type: application/json; charset=UTF-8
x-duo-request-host: www.duolingo.com
cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
x-envoy-upstream-service-time: 28
x-runtime: 0.02580
expires: 0

GET
H2 404 web.json Show response
brb.duolingo.com/0/ 345 B
768 B 165ms
110ms XHR
text/html 18.66.139.113
AMAZON-02

General

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Full URL: https://brb.duolingo.com/0/web.json?user=0&ts=1659134960&tzoffset=0
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.139.113 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-139-113.fra60.r.cloudfront.net
Software: AmazonS3 /
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Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
via: 1.1 e65c822edea04e16936bdb4537763dd4.cloudfront.net (CloudFront)
server: AmazonS3
x-amz-cf-pop: FRA60-P4
vary: Origin,Access-Control-Request-Headers,Access-Control-Request-Method
access-control-allow-methods: GET, HEAD
content-type: text/html; charset=utf-8
access-control-allow-origin: https://www.duolingo.com
access-control-max-age: 3000
access-control-allow-credentials: true
x-cache: Error from cloudfront
content-length: 345
x-amz-cf-id: pqkf-lLKBJdifZUwu2xSQ-8RGZcCBdAIcoieoZtDxim8bWMNeYY1sQ==

GET
H2 404 web.json Show response
zombie.duolingo.com/0/ 345 B
767 B 169ms
114ms XHR
text/html 18.66.112.120
AMAZON-02

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Full URL: https://zombie.duolingo.com/0/web.json?user=0&ts=1659134960&tzoffset=0
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.112.120 , United States, ASN16509 (AMAZON-02, US),
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Software: AmazonS3 /
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Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
via: 1.1 08d7dbeb0736051b46014fbaac0a421e.cloudfront.net (CloudFront)
server: AmazonS3
x-amz-cf-pop: FRA56-P5
vary: Origin,Access-Control-Request-Headers,Access-Control-Request-Method
access-control-allow-methods: GET, HEAD
content-type: text/html; charset=utf-8
access-control-allow-origin: https://www.duolingo.com
access-control-max-age: 3000
access-control-allow-credentials: true
x-cache: Error from cloudfront
content-length: 345
x-amz-cf-id: 568O46IDlaXqlAiHgfI1Y6GMaWGVdk_X-V2-iEYx1e6kAbtnUVEajw==

GET
H2 200 config Show response
www.duolingo.com/2017-06-30/ 3 KB
2 KB 117ms
116ms XHR
application/json 54.221.251.50
AMAZON-AES

General

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Show headers Download Go to

Full URL

https://www.duolingo.com/2017-06-30/config?fields=ageRestrictionLimit,clientExperiments%7Bseo_dictionary_bread_crumbs%7D,courses,dictionaryHost,featureFlags,ipCountry,speechHost&_=1659134960498

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

54.221.251.50 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-54-221-251-50.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

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Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	1 ; mode=block

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
X-Requested-With: XMLHttpRequest
accept-language: de-DE,de;q=0.9
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: gzip
x-content-type-options: nosniff
x-ws: UK
x-tid: ffff1c4e62e4636c00b3
surrogate-control: no-store
x-duo-request-host: www.duolingo.com
x-envoy-upstream-service-time: 14
content-length: 1091
x-xss-protection: 1 ; mode=block
x-runtime: 0.00868
referrer-policy: no-referrer
server: duo-api
no-retry: 1
x-frame-options: SAMEORIGIN
vary: Origin,Access-Control-Request-Method,Access-Control-Request-Headers
content-type: application/json
pragma: no-cache
cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
expires: 0

GET
H2 200 config Show response
stories.duolingo.com/api2/ 1 KB
2 KB 105ms
103ms XHR
application/json 54.221.251.50
AMAZON-AES

General

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Full URL

https://stories.duolingo.com/api2/config?fields=courses&fromLanguage=en&_=1659134960499

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

54.221.251.50 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-54-221-251-50.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

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Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1 ; mode=block

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
X-Requested-With: XMLHttpRequest
accept-language: de-DE,de;q=0.9
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
x-content-type-options: nosniff
x-duo-request-host: stories-edge.duolingo.com
x-envoy-upstream-service-time: 3
content-length: 1113
x-xss-protection: 1 ; mode=block
pragma: no-cache
referrer-policy: no-referrer
server: duo-api
x-frame-options: DENY
vary: Origin,Access-Control-Request-Method,Access-Control-Request-Headers
content-type: application/json
access-control-allow-origin: https://www.duolingo.com
cache-control: no-cache, no-store, max-age=0, must-revalidate
access-control-allow-credentials: true
expires: 0

POST
H2 200 tracking-status Show response
www.duolingo.com/2017-06-30/ 2 B
1 KB 127ms
126ms XHR
application/json 54.221.251.50
AMAZON-AES

General

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Show headers Download Go to

Full URL

https://www.duolingo.com/2017-06-30/tracking-status

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

54.221.251.50 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-54-221-251-50.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

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Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
X-Requested-With: XMLHttpRequest
accept-language: de-DE,de;q=0.9
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-Type: application/json;charset=UTF-8

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
x-ws: UK
access-control-allow-origin: https://www.duolingo.com
x-tid: ffff1d0262e463e10023
surrogate-control: no-store
x-duo-request-host: www.duolingo.com
x-envoy-upstream-service-time: 24
content-length: 2
x-runtime: 0.02179
server: duo-api
no-retry: 1
x-frame-options: SAMEORIGIN
access-control-max-age: 1728000
access-control-allow-methods: GET, POST, OPTIONS, PATCH, PUT, DELETE
content-type: application/json; charset=UTF-8
pragma: no-cache
access-control-expose-headers: Cache-Control, Content-Length, Content-Type, Expires, No-Retry, Pragma, Surrogate-Control
cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
access-control-allow-credentials: true
access-control-allow-headers: , accept, accept-encoding, accept-language, authorization, cache-control, connection, content-type, dnt, host, if-modified-since, keep-alive, user-agent, x-requested-with
expires: 0

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 115ms
114ms XHR
text/plain 18.208.102.61
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
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Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 258ms
100ms Preflight 18.208.102.61
AMAZON-AES

General

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Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.208.102.61 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-208-102-61.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 29 Jul 2022 22:49:20 GMT
server: Jetty(9.2.z-SNAPSHOT)

POST
H/1.1 200
OK postback Show response
s.lmepbq.com/2/2.65.0/891112/AWsJ3dkKEeXF-aZK/ 0
145 B 30ms
30ms XHR
text/plain 18.203.209.222
AMAZON-02

General

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Show headers Download Go to

Full URL: https://s.lmepbq.com/2/2.65.0/891112/AWsJ3dkKEeXF-aZK/postback?oz_pl=1&ck=4c0df7b1-302f-4a8f-ab9b-6090c9f98c0b&dt=8911121635444670059000&mo=2&pd=acc&ci=891112&_x=1
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server: 18.203.209.222 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-18-203-209-222.eu-west-1.compute.amazonaws.com
Software: /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-Type: text/plain

Response headers

Access-Control-Allow-Origin: *
Date: Fri, 29 Jul 2022 22:49:20 GMT
Timing-Allow-Origin: *
Content-Length: 0
Vary: Origin

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 49 KB
20 KB 48ms
13ms Script
text/javascript 2a00:1450:4001:809::200e
GOOGLE

General

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Full URL

https://www.google-analytics.com/analytics.js

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:809::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

a1925038db769477ab74b4df34350c35688a795bb718727b0f4292a4a78a6210

Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

strict-transport-security: max-age=10886400; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Wed, 13 Apr 2022 21:02:38 GMT
server: Golfe2
age: 6440
date: Fri, 29 Jul 2022 21:02:00 GMT
vary: Accept-Encoding
content-type: text/javascript
cache-control: public, max-age=7200
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 20006
expires: Fri, 29 Jul 2022 23:02:00 GMT

GET
H3

200

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9814127.fls.doubleclick.net/ Frame 8A79
Redirect Chain

https://9814127.fls.doubleclick.net/activityi;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F?
https://9814127.fls.doubleclick.net/activityi;dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duo...

478 B
405 B

86ms
36ms

Document
text/html

142.250.186.38
GOOGLE

General

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Show headers Download Go to

Full URL

https://9814127.fls.doubleclick.net/activityi;dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F?

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C

Protocol

Security

QUIC, , AES_128_GCM

Server

142.250.186.38 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra24s04-in-f6.1e100.net

Software

cafe /

Resource Hash

17cbed32fb364230e2544d8cee3aa42cc7b17341fb8922acbeaaafeabbd5a3ec

Security Headers

Name	Value
Strict-Transport-Security	max-age=21600
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: about:blank
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
cache-control: no-cache, must-revalidate
content-encoding: gzip
content-length: 380
content-type: text/html; charset=UTF-8
cross-origin-resource-policy: cross-origin
date: Fri, 29 Jul 2022 22:49:20 GMT
expires: Fri, 01 Jan 1990 00:00:00 GMT
p3p: policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
pragma: no-cache
server: cafe
strict-transport-security: max-age=21600
timing-allow-origin: *
x-content-type-options: nosniff
x-xss-protection: 0

Redirect headers

alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
cache-control: no-cache, must-revalidate
content-length: 0
content-type: text/html; charset=UTF-8
cross-origin-resource-policy: cross-origin
date: Fri, 29 Jul 2022 22:49:20 GMT
expires: Fri, 01 Jan 1990 00:00:00 GMT
follow-only-when-prerender-shown: 1
location: https://9814127.fls.doubleclick.net/activityi;dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F?
p3p: policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
pragma: no-cache
server: cafe
strict-transport-security: max-age=21600
timing-allow-origin: *
x-content-type-options: nosniff
x-xss-protection: 0

GET
H2 200 conversion_async.js Show response
www.googleadservices.com/pagead/ 40 KB
15 KB 77ms
26ms Script
text/javascript 142.250.185.66
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.googleadservices.com/pagead/conversion_async.js

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.185.66 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra16s48-in-f2.1e100.net

Software

cafe /

Resource Hash

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Security Headers

Name	Value
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Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: gzip
x-content-type-options: nosniff
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
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content-disposition: attachment; filename="f.txt"
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etag: 9823212955285023900
vary: Accept-Encoding
content-type: text/javascript; charset=UTF-8
cache-control: private, max-age=3600
timing-allow-origin: *
expires: Fri, 29 Jul 2022 22:49:20 GMT

GET
H2 200 fbevents.js Show response
connect.facebook.net/en_US/ 100 KB
27 KB 69ms
19ms Script
application/x-javascript 2a03:2880:f007:8:face:b00c:0:1
FACEBOOK

General

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Show headers Download Go to

Full URL

https://connect.facebook.net/en_US/fbevents.js

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a03:2880:f007:8:face:b00c:0:1 Vienna, Austria, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

Resource Hash

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Security Headers

Name	Value
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X-Content-Type-Options	nosniff
X-Frame-Options	DENY
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Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

content-security-policy: default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
content-encoding: gzip
x-content-type-options: nosniff
document-policy: force-load-at-top
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x-fb-trip-id: 720026100
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date: Fri, 29 Jul 2022 22:49:20 GMT
strict-transport-security: max-age=31536000; preload; includeSubDomains
content-type: application/x-javascript; charset=utf-8
vary: Accept-Encoding
cache-control: public, max-age=1200
x-fb-rlafr: 0
priority: u=3,i
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 adalyser.js Show response
c0.adalyser.com/ 35 KB
12 KB 202ms
59ms Script
application/javascript 99.80.90.198
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://c0.adalyser.com/adalyser.js?cid=duolingo
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 99.80.90.198 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-99-80-90-198.eu-west-1.compute.amazonaws.com
Software: / Express
Resource Hash: c1b356f3f76ac3ce3f19997f63fa181cb9d05cd531eb1ee612ce69a2a57fa56f

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: gzip
x-powered-by: Express
etag: "60b9cf4ef4ac6dab5294025f3c443ba3cca92451"
p3p: CP="ADMa OUR IND DSP NON COR"
access-control-allow-origin: *
cache-control: public, max-age=21600
access-control-allow-credentials: true
content-type: application/javascript
access-control-allow-headers: origin, content-type, accept
content-length: 12183

POST
H2 200 collect Show response
www.google-analytics.com/j/ 2 B
208 B 20ms
20ms XHR
text/plain 2a00:1450:4001:809::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google-analytics.com/j/collect?v=1&_v=j96&a=991589307&t=pageview&_s=1&dl=https%3A%2F%2Fwww.duolingo.com%2F&ul=en-us&de=UTF-8&dt=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YEBAAEABAAAAAC~&jid=169552884&gjid=867882757&cid=670710218.1659134961&tid=UA-21595814-1&_gid=1092015474.1659134961&_r=1&gtm=2wg7r0TX6Z97C&did=i5iSjo&z=1286999805

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:809::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

de3246094525b21a870fc7d2a67490d0132535c6fa5993755c549f1a9d1bd8af

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
date: Fri, 29 Jul 2022 22:49:20 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://www.duolingo.com
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
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content-length: 2
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
BLOB 200
OK 395ffa0e-0870-43aa-8fe9-8efda5d4d33e
https://www.duolingo.com/ Frame 0D5D 185 B
0 Other
application/javascript

General

Check archive.org

Show headers Download Go to

Full URL: blob:https://www.duolingo.com/395ffa0e-0870-43aa-8fe9-8efda5d4d33e
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: BLOB
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 848fe19ed492948709b881f504ce2eb6274baa694606ca88eb9b2990a2460caf

Request headers

accept-language: de-DE,de;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

Content-Length: 185
Content-Type: application/javascript

GET
H2 200 / Show response
www.googleadservices.com/pagead/conversion/397119219/ 2 KB
1 KB 78ms
77ms Script
text/javascript 142.250.185.66
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.googleadservices.com/pagead/conversion/397119219/?random=1659134960764&cv=9&fst=1659134960764&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7r0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=1125238984.1659134961&hn=www.googleadservices.com&bttype=purchase&async=1&rfmt=3&fmt=4

Requested by

Host: www.googleadservices.com
URL: https://www.googleadservices.com/pagead/conversion_async.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.185.66 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra16s48-in-f2.1e100.net

Software

cafe /

Resource Hash

44dd19fc9bd362792f8dc206024cc88649956235d9e4cd9bbc6b66f3985070d6

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 29 Jul 2022 22:49:20 GMT
content-encoding: gzip
x-content-type-options: nosniff
server: cafe
timing-allow-origin: *
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, must-revalidate
cross-origin-resource-policy: cross-origin
content-disposition: attachment; filename="f.txt"
content-type: text/javascript; charset=UTF-8
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content-length: 1241
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

POST
H2 200 collect Show response
stats.g.doubleclick.net/j/ 4 B
443 B 59ms
20ms XHR
text/plain 2a00:1450:400c:c06::9c
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j96&tid=UA-21595814-1&cid=670710218.1659134961&jid=169552884&gjid=867882757&_gid=1092015474.1659134961&_u=YEBAAEAAAAAAAC~&z=1202801660

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:400c:c06::9c Brussels, Belgium, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

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Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
strict-transport-security: max-age=10886400; includeSubDomains; preload
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
date: Fri, 29 Jul 2022 22:49:20 GMT
content-type: text/plain
access-control-allow-origin: https://www.duolingo.com
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
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content-length: 4
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H3 200 1735692093320310 Show response
connect.facebook.net/signals/config/ 293 KB
84 KB 39ms
18ms Script
application/x-javascript 2a03:2880:f007:8:face:b00c:0:1
FACEBOOK

General

Check archive.org

Show headers Download Go to

Full URL

https://connect.facebook.net/signals/config/1735692093320310?v=2.9.69&r=stable

Requested by

Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js

Protocol

Security

QUIC, , AES_128_GCM

Server

2a03:2880:f007:8:face:b00c:0:1 Vienna, Austria, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

Resource Hash

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Security Headers

Name	Value
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Strict-Transport-Security	max-age=31536000; preload; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

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cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400,h3-29=":443"; ma=86400
content-length: 86049
x-xss-protection: 0
pragma: public
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cross-origin-opener-policy: same-origin-allow-popups
x-frame-options: DENY
date: Fri, 29 Jul 2022 22:49:20 GMT
strict-transport-security: max-age=31536000; preload; includeSubDomains
content-type: application/x-javascript; charset=utf-8
vary: Accept-Encoding
cache-control: public, max-age=1200
x-fb-rlafr: 0
priority: u=3,i
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 ga-audiences
www.google.com/ads/ 42 B
501 B 74ms
27ms Image
image/gif 2a00:1450:4001:803::2004
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j96&tid=UA-21595814-1&cid=670710218.1659134961&jid=169552884&_u=YEBAAEAAAAAAAC~&z=481069265

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:803::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

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Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 29 Jul 2022 22:49:20 GMT
x-content-type-options: nosniff
server: cafe
timing-allow-origin: *
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
content-type: image/gif
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 ga-audiences
www.google.de/ads/ 42 B
501 B 62ms
25ms Image
image/gif 2a00:1450:4001:829::2003
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.de/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j96&tid=UA-21595814-1&cid=670710218.1659134961&jid=169552884&_u=YEBAAEAAAAAAAC~&z=481069265

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:829::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 29 Jul 2022 22:49:20 GMT
x-content-type-options: nosniff
server: cafe
timing-allow-origin: *
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
content-type: image/gif
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H3

200

/
www.google.de/pagead/1p-conversion/397119219/
Redirect Chain

https://googleads.g.doubleclick.net/pagead/viewthroughconversion/397119219/?random=1196149382&cv=9&fst=1659134960764&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO...
https://www.google.com/pagead/1p-conversion/397119219/?random=1196149382&cv=9&fst=1659134960764&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_...
https://www.google.de/pagead/1p-conversion/397119219/?random=1196149382&cv=9&fst=1659134960764&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_a...

42 B
64 B

58ms
28ms

Image
image/gif

2a00:1450:4001:829::2003
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.de/pagead/1p-conversion/397119219/?random=1196149382&cv=9&fst=1659134960764&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7r0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=1125238984.1659134961&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=CM2osQI&is_vtc=1&ocp_id=8GPkYpDqL6S_mLAP-sa8yAU&eitems=ChAI8IqOlwYQxP_T2snA_ok6Eh0AuihkTMOURvZT7dqAwEdamnBFUdjImqVWmreCtQ&random=847767156&resp=GooglemKTybQhCsO&ipr=y&prhg=0

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Server

2a00:1450:4001:829::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
Content-Security-Policy	script-src 'none'; object-src 'none'
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 29 Jul 2022 22:49:21 GMT
x-content-type-options: nosniff
server: cafe
timing-allow-origin: *
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
content-security-policy: script-src 'none'; object-src 'none'
content-type: image/gif
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

Redirect headers

pragma: no-cache
date: Fri, 29 Jul 2022 22:49:20 GMT
x-content-type-options: nosniff
server: cafe
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
content-type: image/gif
location: https://www.google.de/pagead/1p-conversion/397119219/?random=1196149382&cv=9&fst=1659134960764&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7r0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=1125238984.1659134961&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=CM2osQI&is_vtc=1&ocp_id=8GPkYpDqL6S_mLAP-sa8yAU&eitems=ChAI8IqOlwYQxP_T2snA_ok6Eh0AuihkTMOURvZT7dqAwEdamnBFUdjImqVWmreCtQ&random=847767156&resp=GooglemKTybQhCsO&ipr=y&prhg=0
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
content-security-policy: script-src 'none'; object-src 'none'
timing-allow-origin: *
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 /
www.facebook.com/tr/ 44 B
297 B 71ms
18ms Image
image/gif 2a03:2880:f107:83:face:b00c:0:25de
FACEBOOK

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.facebook.com/tr/?id=1735692093320310&ev=PageView&dl=https%3A%2F%2Fwww.duolingo.com%2F&rl=&if=false&ts=1659134960866&sw=1600&sh=1200&v=2.9.69&r=stable&ec=0&o=29&fbp=fb.1.1659134960865.193769404&it=1659134960775&coo=false&rqm=GET

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a03:2880:f107:83:face:b00c:0:25de Vienna, Austria, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

proxygen-bolt /

Resource Hash

10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:20 GMT
last-modified: Fri, 21 Dec 2012 00:00:01 GMT
server: proxygen-bolt
strict-transport-security: max-age=31536000; includeSubDomains
content-type: image/gif
cache-control: no-cache, must-revalidate, max-age=0
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length: 44
expires: Fri, 29 Jul 2022 22:49:20 GMT

GET
H2 200 p
c0.adalyser.com/tracking/track/v3/ 43 B
341 B 31ms
31ms Image
image/gif 99.80.90.198
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://c0.adalyser.com/tracking/track/v3/p?stm=1659134960894&e=lce1&url=https%3A%2F%2Fwww.duolingo.com%2F&cid=duolingo&p=%7B%22et%22%3A1659134960891%2C%22nr%22%3A%22New%22%2C%22cg%22%3A%22Direct%22%2C%22dt%22%3A%22desktop%22%2C%22so%22%3A%22direct%22%2C%22me%22%3A%22none%22%2C%22ca%22%3A%22direct%22%2C%22co%22%3A%22(not%20set)%22%2C%22ke%22%3A%22(not%20set)%22%2C%22vid%22%3A%221%22%2C%22sid%22%3A%22f610b3c3-8282-43d1-a08e-e33875d31ab8%22%2C%22duid%22%3A%22a8abd038-f044-4477-9104-e30a8717669e%22%2C%22cw%22%3A1659134960891%7D&userAgent=Mozilla%2F5.0%20(Windows%20NT%2010.0%3B%20Win64%3B%20x64)%20AppleWebKit%2F537.36%20(KHTML%2C%20like%20Gecko)%20Chrome%2F103.0.5060.134%20Safari%2F537.36&domain=www.duolingo.com
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 99.80.90.198 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-99-80-90-198.eu-west-1.compute.amazonaws.com
Software: / Express
Resource Hash: a065920df8cc4016d67c3a464be90099c9d28ffe7c9e6ee3a18f257efc58cbd7

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 29 Jul 2022 22:49:20 GMT
x-powered-by: Express
etag: W/"2b-B//0C13UlayirE4cP7xgqg"
p3p: CP="ADMa OUR IND DSP NON COR"
access-control-allow-origin: *
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
content-type: image/gif
access-control-allow-headers: origin, content-type, accept
content-length: 43
expires: 0

GET
H2 200 dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F Show response
adservice.google.com/ddm/fls/i/ Frame E558 477 B
850 B 120ms
50ms Document
text/html 2a00:1450:4001:82a::2002
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://adservice.google.com/ddm/fls/i/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Requested by

Host: 9814127.fls.doubleclick.net
URL: https://9814127.fls.doubleclick.net/activityi;dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F?

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82a::2002 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

1be45d9780023a9dbf059437b9f534bdd1924440dc9acad8c7365acfe5fc66ec

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://9814127.fls.doubleclick.net/
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
cache-control: no-cache, must-revalidate
content-encoding: gzip
content-length: 381
content-type: text/html; charset=UTF-8
cross-origin-resource-policy: cross-origin
date: Fri, 29 Jul 2022 22:49:21 GMT
expires: Fri, 01 Jan 1990 00:00:00 GMT
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
pragma: no-cache
server: cafe
timing-allow-origin: *
x-content-type-options: nosniff
x-xss-protection: 0

GET
H3

200

dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F Show response
9814127.fls.doubleclick.net/ddm/fls/r/ Frame 0B1A
Redirect Chain

https://adservice.google.de/ddm/fls/i/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.co...
https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duo...

2 KB
919 B

36ms
36ms

Document
text/html

142.250.186.38
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Requested by

Host: adservice.google.com
URL: https://adservice.google.com/ddm/fls/i/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Protocol

Security

QUIC, , AES_128_GCM

Server

142.250.186.38 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra24s04-in-f6.1e100.net

Software

cafe /

Resource Hash

80dfdeb912887592e93d52977096424831c238b4d704da7c521261c0670b2a29

Security Headers

Name	Value
Strict-Transport-Security	max-age=21600
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://adservice.google.com/
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
cache-control: private, max-age=0
content-encoding: gzip
content-length: 894
content-type: text/html; charset=UTF-8
cross-origin-resource-policy: cross-origin
date: Fri, 29 Jul 2022 22:49:21 GMT
expires: Fri, 29 Jul 2022 22:49:21 GMT
p3p: policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
server: cafe
strict-transport-security: max-age=21600
timing-allow-origin: *
x-content-type-options: nosniff
x-xss-protection: 0

Redirect headers

alt-svc: h3="googleads.g.doubleclick.net:443"; ma=2592000,h3=":443"; ma=2592000,h3-29="googleads.g.doubleclick.net:443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050="googleads.g.doubleclick.net:443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046="googleads.g.doubleclick.net:443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043="googleads.g.doubleclick.net:443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic="googleads.g.doubleclick.net:443"; ma=2592000; v="46,43",quic=":443"; ma=2592000; v="46,43"
cache-control: no-cache, must-revalidate
content-length: 0
content-type: text/html; charset=UTF-8
cross-origin-resource-policy: cross-origin
date: Fri, 29 Jul 2022 22:49:21 GMT
expires: Fri, 01 Jan 1990 00:00:00 GMT
location: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
pragma: no-cache
server: cafe
timing-allow-origin: *
x-content-type-options: nosniff
x-xss-protection: 0

GET
BLOB 200
OK 5452c37a-d252-4b52-b491-ef59307967b0
https://www.duolingo.com/ 787 B
0 Other
text/plain

General

Check archive.org

Show headers Download Go to

Full URL: blob:https://www.duolingo.com/5452c37a-d252-4b52-b491-ef59307967b0
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: BLOB
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: f64027412386663a1b3b4e62c92ed33494bd6ee004efcb04d320ee270c6d5289

Request headers

accept-language: de-DE,de;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

Content-Length: 787

GET
H2 200 /
insight.adsrvr.org/track/pxl/ Frame 0B1A 70 B
261 B 107ms
31ms Image
image/gif 35.71.131.137
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://insight.adsrvr.org/track/pxl/?adv=h06doen&ct=0:oc83gxd&fmt=3
Requested by: Host: 9814127.fls.doubleclick.net
URL: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 35.71.131.137 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: a6370ebea231e0c9a.awsglobalaccelerator.com
Software: /
Resource Hash: 8d70b3e6badb6973663b398d297bb32eaedd08826a1af98d0a1cfce5324ffce0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 29 Jul 2022 22:49:21 GMT
cache-control: private,no-cache, must-revalidate
x-aspnet-version: 4.0.30319
content-type: image/gif
p3p: CP="NOI DSP COR CUR ADMo DEVo PSAo PSDo OUR SAMo BUS UNI NAV"

GET
H2 200 core.js Show response
s.pinimg.com/ct/ Frame 0B1A 1 KB
1 KB 56ms
18ms Script
application/javascript 2a04:4e42:41::84
FASTLY

General

Check archive.org

Show headers Download Go to

Full URL: https://s.pinimg.com/ct/core.js
Requested by: Host: 9814127.fls.doubleclick.net
URL: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2a04:4e42:41::84 Vienna, Austria, ASN54113 (FASTLY, US),
Reverse DNS
Software: /
Resource Hash: a67117312ce631cdfc251dfbb90058bc01e3849deb0cd7fed130745b5813d1b2

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:21 GMT
fastly-restarts: 1
x-cdn: fastly
etag: "2dda33348480d93c64a825f2616f03ce"
vary: Accept-Encoding, Origin
access-control-allow-methods: GET
content-type: application/javascript
access-control-allow-origin: *
access-control-max-age: 86400
cache-control: max-age=7200
content-length: 1142
access-control-expose-headers: X-CDN

GET
H3 200 fbevents.js Show response
connect.facebook.net/en_US/ Frame 0B1A 100 KB
26 KB 18ms
17ms Script
application/x-javascript 2a03:2880:f007:8:face:b00c:0:1
FACEBOOK

General

Check archive.org

Show headers Download Go to

Full URL

https://connect.facebook.net/en_US/fbevents.js

Requested by

Host: 9814127.fls.doubleclick.net
URL: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Protocol

Security

QUIC, , AES_128_GCM

Server

2a03:2880:f007:8:face:b00c:0:1 Vienna, Austria, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

Resource Hash

dda961c684bb8f6a9e1d37502469bc063b1d90b4966c81ea03f07079a6036a59

Security Headers

Name	Value
Content-Security-Policy	default-src facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com data: blob: 'self';script-src .fbcdn.net .facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com;connect-src .fbcdn.net .facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
Strict-Transport-Security	max-age=31536000; preload; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

content-security-policy: default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
content-encoding: gzip
x-content-type-options: nosniff
document-policy: force-load-at-top
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400,h3-29=":443"; ma=86400
content-length: 26528
x-xss-protection: 0
pragma: public
x-fb-debug: i1+U7iI7rixP2y75SYgFJzV0M5Cvvlcfu41xuNnV3mteLjdQw7pEbymOZhUcENGtq0ILGWTr6bNMMxkPzo9nXA==
cross-origin-opener-policy: same-origin-allow-popups
x-frame-options: DENY
date: Fri, 29 Jul 2022 22:49:21 GMT
strict-transport-security: max-age=31536000; preload; includeSubDomains
content-type: application/x-javascript; charset=utf-8
vary: Accept-Encoding
cache-control: public, max-age=1200
x-fb-rlafr: 0
priority: u=3,i
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H3 200 1735692093320310 Show response
connect.facebook.net/signals/config/ Frame 0B1A 293 KB
84 KB 18ms
18ms Script
application/x-javascript 2a03:2880:f007:8:face:b00c:0:1
FACEBOOK

General

Check archive.org

Show headers Download Go to

Full URL

https://connect.facebook.net/signals/config/1735692093320310?v=2.9.69&r=stable

Requested by

Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js

Protocol

Security

QUIC, , AES_128_GCM

Server

2a03:2880:f007:8:face:b00c:0:1 Vienna, Austria, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

Resource Hash

45e3a773de0cd7abe1982988beb60eddb6338f4dab47b2fe507d9aad3a223b33

Security Headers

Name	Value
Content-Security-Policy	default-src facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com data: blob: 'self';script-src .fbcdn.net .facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com;connect-src .fbcdn.net .facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
Strict-Transport-Security	max-age=31536000; preload; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

content-security-policy: default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
content-encoding: gzip
x-content-type-options: nosniff
document-policy: force-load-at-top
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400,h3-29=":443"; ma=86400
content-length: 86049
x-xss-protection: 0
pragma: public
x-fb-debug: G2pXJ7b0xhwO+8BT3e7uYa3GKZY9gBjk+qnsLIaObTYPn06HXyWq+O/UliEdXBKKSZPl4rovxEnE08AGYN2QMQ==
cross-origin-opener-policy: same-origin-allow-popups
x-frame-options: DENY
date: Fri, 29 Jul 2022 22:49:21 GMT
strict-transport-security: max-age=31536000; preload; includeSubDomains
content-type: application/x-javascript; charset=utf-8
vary: Accept-Encoding
cache-control: public, max-age=1200
x-fb-rlafr: 0
priority: u=3,i
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 main.c99cd143.js Show response
s.pinimg.com/ct/lib/ Frame 0B1A 52 KB
18 KB 18ms
18ms Script
application/javascript 2a04:4e42:41::84
FASTLY

General

Check archive.org

Show headers Download Go to

Full URL: https://s.pinimg.com/ct/lib/main.c99cd143.js
Requested by: Host: s.pinimg.com
URL: https://s.pinimg.com/ct/core.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2a04:4e42:41::84 Vienna, Austria, ASN54113 (FASTLY, US),
Reverse DNS
Software: /
Resource Hash: d6bc239a6993be3a5ed13249ff2d27e4e3bc80a30bbd6df2ff92b4db0ad1d996

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:21 GMT
content-encoding: gzip
fastly-restarts: 1
x-cdn: fastly
etag: "a05548af4f747ef476e354fcd30947ce"
vary: Accept-Encoding, Origin
access-control-allow-methods: GET
content-type: application/javascript
access-control-allow-origin: *
access-control-max-age: 86400
cache-control: max-age=1209600
content-length: 18448
access-control-expose-headers: X-CDN

GET
H3 200 /
www.facebook.com/tr/ Frame 0B1A 44 B
91 B 38ms
17ms Image
image/gif 2a03:2880:f107:83:face:b00c:0:25de
FACEBOOK

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.facebook.com/tr/?id=1735692093320310&ev=PageView&dl=https%3A%2F%2F9814127.fls.doubleclick.net%2Fddm%2Ffls%2Fr%2Fdc_pre%3DCNz05K-Xn_kCFQMCGwodyHUNNw%3Bsrc%3D9814127%3Btype%3Dhv3%3Bcat%3Dallpa0%3Bord%3D8073215877742%3Bgtm%3D2wg7r0%3Bauiddc%3D1125238984.1659134961%3B~oref%3Dhttps%253A%252F%252Fwww.duolingo.com%252F&rl=https%3A%2F%2Fadservice.google.com%2F&if=true&ts=1659134961387&sw=1600&sh=1200&v=2.9.69&r=stable&ec=0&o=30&it=1659134961350&coo=false&rqm=GET

Requested by

Protocol

Security

QUIC, , AES_128_GCM

Server

2a03:2880:f107:83:face:b00c:0:25de Vienna, Austria, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

proxygen-bolt /

Resource Hash

10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:21 GMT
last-modified: Fri, 21 Dec 2012 00:00:01 GMT
server: proxygen-bolt
strict-transport-security: max-age=31536000; includeSubDomains
content-type: image/gif
cache-control: no-cache, must-revalidate, max-age=0
cross-origin-resource-policy: cross-origin
content-length: 44
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
priority: u=3,i
expires: Fri, 29 Jul 2022 22:49:21 GMT

GET
H2 200 / Show response
ct.pinterest.com/user/ Frame 0B1A 490 B
741 B 67ms
37ms XHR
application/json 151.101.0.84
FASTLY

General

Check archive.org

Show headers Download Go to

Full URL: https://ct.pinterest.com/user/?tid=2612728976278&pd=%7B%22em%22%3A%2224aba99b2defbb47ee981b4200313f61f3ae31541d8717bdac1e463c838939b0%22%7D&cb=1659134961410
Requested by: Host: s.pinimg.com
URL: https://s.pinimg.com/ct/lib/main.c99cd143.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 151.101.0.84 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software: /
Resource Hash: 7daba9ea1e541f132fda9656c5f2baed4942e7fdf534298400a7f7dad0811cc9

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 29 Jul 2022 22:49:21 GMT
content-encoding: gzip
referrer-policy: origin
x-cdn: fastly
content-type: application/json; charset=utf-8
access-control-allow-origin: https://9814127.fls.doubleclick.net
access-control-expose-headers: Epik,Pin-Unauth
cache-control: no-cache,no-store,must-revalidate,max-age=0
pin-unauth: dWlkPVltTmxabVEzWlRjdFpqazJaaTAwWmpKakxUZzROakF0WldNMU5tSmxabVV3TWpnMg
x-pinterest-rid: 1615414499389722
x-envoy-upstream-service-time: 3
access-control-allow-credentials: true
content-length: 353
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 /
ct.pinterest.com/v3/ Frame 0B1A 35 B
96 B 67ms
37ms Image
image/gif 151.101.0.84
FASTLY

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://ct.pinterest.com/v3/?tid=2612728976278&pd=%7B%22em%22%3A%2224aba99b2defbb47ee981b4200313f61f3ae31541d8717bdac1e463c838939b0%22%7D&event=init&ad=%7B%22loc%22%3A%22https%3A%2F%2F9814127.fls.doubleclick.net%2Fddm%2Ffls%2Fr%2Fdc_pre%3DCNz05K-Xn_kCFQMCGwodyHUNNw%3Bsrc%3D9814127%3Btype%3Dhv3%3Bcat%3Dallpa0%3Bord%3D8073215877742%3Bgtm%3D2wg7r0%3Bauiddc%3D1125238984.1659134961%3B~oref%3Dhttps%253A%252F%252Fwww.duolingo.com%252F%22%2C%22ref%22%3A%22https%3A%2F%2Fadservice.google.com%2F%22%2C%22if%22%3Atrue%2C%22sh%22%3A1200%2C%22sw%22%3A1600%2C%22mh%22%3A%22c99cd143%22%2C%22architecture%22%3A%22%22%2C%22bitness%22%3A%22%22%2C%22brands%22%3A%5B%5D%2C%22mobile%22%3Afalse%2C%22model%22%3A%22%22%2C%22platform%22%3A%22%22%2C%22platformVersion%22%3A%22%22%2C%22uaFullVersion%22%3A%22%22%2C%22ecm_enabled%22%3Afalse%7D&cb=1659134961411
Requested by: Host: 9814127.fls.doubleclick.net
URL: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNz05K-Xn_kCFQMCGwodyHUNNw;src=9814127;type=hv3;cat=allpa0;ord=8073215877742;gtm=2wg7r0;auiddc=1125238984.1659134961;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 151.101.0.84 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software: /
Resource Hash: 37b17c5135a176a9474521af147d96dfa1fb4ca0f43f00d1400bd1885be3ab9b

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 29 Jul 2022 22:49:21 GMT
referrer-policy: origin
x-cdn: fastly
content-type: image/gif
access-control-allow-origin: *
cache-control: no-cache,no-store,must-revalidate,max-age=0
x-envoy-upstream-service-time: 2
x-pinterest-rid: 9839200530360731
content-length: 35
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H3 200 /
www.facebook.com/tr/ Frame 0B1A 44 B
88 B 18ms
17ms Image
image/gif 2a03:2880:f107:83:face:b00c:0:25de
FACEBOOK

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.facebook.com/tr/?id=1735692093320310&ev=Microdata&dl=https%3A%2F%2F9814127.fls.doubleclick.net%2Fddm%2Ffls%2Fr%2Fdc_pre%3DCNz05K-Xn_kCFQMCGwodyHUNNw%3Bsrc%3D9814127%3Btype%3Dhv3%3Bcat%3Dallpa0%3Bord%3D8073215877742%3Bgtm%3D2wg7r0%3Bauiddc%3D1125238984.1659134961%3B~oref%3Dhttps%253A%252F%252Fwww.duolingo.com%252F&rl=https%3A%2F%2Fadservice.google.com%2F&if=true&ts=1659134962890&cd[DataLayer]=%5B%5D&cd[Meta]=%7B%22title%22%3A%22%22%7D&cd[OpenGraph]=%7B%7D&cd[Schema.org]=%5B%5D&cd[JSON-LD]=%5B%5D&sw=1600&sh=1200&v=2.9.69&r=stable&ec=1&o=30&it=1659134961350&coo=false&es=automatic&tm=3&rqm=GET

Protocol

Security

QUIC, , AES_128_GCM

Server

2a03:2880:f107:83:face:b00c:0:25de Vienna, Austria, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

proxygen-bolt /

Resource Hash

10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.134 Safari/537.36

Response headers

date: Fri, 29 Jul 2022 22:49:22 GMT
last-modified: Fri, 21 Dec 2012 00:00:01 GMT
server: proxygen-bolt
strict-transport-security: max-age=31536000; includeSubDomains
content-type: image/gif
cache-control: no-cache, must-revalidate, max-age=0
cross-origin-resource-policy: cross-origin
content-length: 44
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
priority: u=3,i
expires: Fri, 29 Jul 2022 22:49:22 GMT

Verdicts & Comments Add Verdict or Comment

102 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

21 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path	Expires	Name / Value
.duolingo.com/	1970-01-20 13:37:50	Name: logged_out_uuid Value: 7fdd1de2-801e-46e0-bf7a-e73532874d7c
.duolingo.com/	1970-01-20 13:37:50	Name: lang Value: de
www.duolingo.com/	1969-12-31 23:59:59	Name: wuuid Value: 4c0df7b1-302f-4a8f-ab9b-6090c9f98c0b
.duolingo.com/	1970-01-20 13:37:50	Name: tsl Value: 1659134960385
.duolingo.com/	1970-01-20 13:37:50	Name: lu Value: https://www.duolingo.com/
.duolingo.com/	1970-01-20 13:37:50	Name: initial_referrer Value: $direct
.duolingo.com/	1970-01-20 13:37:50	Name: lr Value:
.duolingo.com/	1970-01-20 13:37:50	Name: lp Value: splash
.duolingo.com/	1970-01-20 09:11:26	Name: OptanonConsent Value: isGpcEnabled=0&datestamp=Fri+Jul+29+2022+22%3A49%3A20+GMT%2B0000+(GMT)&version=6.16.0&isIABGlobal=false&consentId=fcabc9ca-5815-4a6e-93ec-528607937f66&interactionCount=0&landingPath=https%3A%2F%2Fwww.duolingo.com%2F&groups=C0001%3A1%2CC0002%3A0%2CC0003%3A0%2CC0004%3A0&hosts=H3%3A1%2CH14%3A1%2CH11%3A0%2CH1%3A0%2CH15%3A0%2CH6%3A0%2CH22%3A0%2CH2%3A0%2CH7%3A0%2CH16%3A0%2CH9%3A0%2CH18%3A0%2CH10%3A0%2CH12%3A0%2CH13%3A0
.duolingo.com/	1970-01-20 07:01:50	Name: _gcl_au Value: 1.1.1125238984.1659134961
www.duolingo.com/	1970-01-20 05:02:19	Name: AWSALB Value: GHOFi9Qoof1wOmmEQDTvu4FBOJ9dxeT8zwy79fWOzlwNPF8F5MdiBw7/pxZm93xjKZF4NHLsZ6NFfo+DeU968XGg7QGoNAr5juc1xdUOGLk82pnlqegTaEK1iav9
www.duolingo.com/	1970-01-20 05:02:19	Name: AWSALBCORS Value: GHOFi9Qoof1wOmmEQDTvu4FBOJ9dxeT8zwy79fWOzlwNPF8F5MdiBw7/pxZm93xjKZF4NHLsZ6NFfo+DeU968XGg7QGoNAr5juc1xdUOGLk82pnlqegTaEK1iav9
.duolingo.com/	1970-01-20 22:23:26	Name: _ga Value: GA1.2.670710218.1659134961
.duolingo.com/	1970-01-20 04:53:41	Name: _gid Value: GA1.2.1092015474.1659134961
.duolingo.com/	1970-01-20 04:52:15	Name: _gat_UA-21595814-1 Value: 1
.duolingo.com/	1970-01-20 07:01:50	Name: _fbp Value: fb.1.1659134960865.193769404
.duolingo.com/	1970-01-20 04:52:16	Name: __adal_ses Value: *
.duolingo.com/	1970-01-20 22:23:26	Name: __adal_id Value: a8abd038-f044-4477-9104-e30a8717669e.1659134961.1.1659134961.1659134961.f610b3c3-8282-43d1-a08e-e33875d31ab8
.duolingo.com/	1970-01-20 09:11:26	Name: __adal_ca Value: so%3Ddirect%26me%3Dnone%26ca%3Ddirect%26co%3D%28not%2520set%29%26ke%3D%28not%2520set%29
.duolingo.com/	1970-01-20 05:02:19	Name: __adal_cw Value: 1659134960891
.doubleclick.net/	1970-01-20 14:13:50	Name: IDE Value: AHWqTUnJBu0hzhE-Gtt8KIDvrjg-JAyLpInnzXFxzBcNhA-cXgiKnj08k2utaJXZDXo

4 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source	Level	URL Text
network	error	URL: https://brb.duolingo.com/0/web.json?user=0&ts=1659134960&tzoffset=0 Message: Failed to load resource: the server responded with a status of 404 ()
network	error	URL: https://zombie.duolingo.com/0/web.json?user=0&ts=1659134960&tzoffset=0 Message: Failed to load resource: the server responded with a status of 404 ()
worker	error	URL: blob:https://www.duolingo.com/395ffa0e-0870-43aa-8fe9-8efda5d4d33e Message: Mixed Content: The page at 'blob:https://www.duolingo.com/395ffa0e-0870-43aa-8fe9-8efda5d4d33e' was loaded over HTTPS, but requested an insecure XMLHttpRequest endpoint 'chrome-extension://eppiocemhmnlbhjplcgkofciiegomcon/content/safecheck-notification/notification-iframe/index.html'. This request has been blocked; the content must be served over HTTPS.
worker	error	URL: blob:https://www.duolingo.com/395ffa0e-0870-43aa-8fe9-8efda5d4d33e Message: Mixed Content: The page at 'blob:https://www.duolingo.com/395ffa0e-0870-43aa-8fe9-8efda5d4d33e' was loaded over HTTPS, but requested an insecure XMLHttpRequest endpoint 'chrome-extension://cplklnmnlbnpmjogncfgfijoopmnlemp/skin/logo24.png'. This request has been blocked; the content must be served over HTTPS.

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header	Value
X-Frame-Options	SAMEORIGIN

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

9814127.fls.doubleclick.net
adservice.google.com
adservice.google.de
brb.duolingo.com
c0.adalyser.com
cdn.cookielaw.org
connect.facebook.net
ct.pinterest.com
d35aaqx5ub95lt.cloudfront.net
duolingo.com
excess.duolingo.com
geolocation.onetrust.com
googleads.g.doubleclick.net
insight.adsrvr.org
s.lmepbq.com
s.pinimg.com
stats.g.doubleclick.net
stories.duolingo.com
www.duolingo.com
www.facebook.com
www.google-analytics.com
www.google.com
www.google.de
www.googleadservices.com
www.googletagmanager.com
zombie.duolingo.com
142.250.185.66
142.250.186.38
151.101.0.84
18.203.209.222
18.208.102.61
18.66.112.120
18.66.139.113
2600:9000:206e:6000:7:60cd:e840:21
2606:4700:4400::ac40:929e
2606:4700::6810:9440
2a00:1450:4001:803::2004
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2a00:1450:4001:80b::2008
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54.221.251.50
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99.80.90.198
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www.duolingo.com Open in urlscan Pro 54.221.251.50 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Detected technologies

Page Statistics

97 Requests

97 %HTTPS

54 %IPv6

17 Domains

26 Subdomains

24 IPs

5 Countries

1267 kBTransfer

4077 kBSize

21 Cookies

48 Outgoing links

Page URL History

Redirected requests

97 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

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www.duolingo.com Open in urlscan Pro
54.221.251.50 Public Scan

Screenshot
Live screenshot

Full Image

97
Requests

97 %
HTTPS

54 %
IPv6

17
Domains

26
Subdomains

24
IPs

5
Countries

1267 kB
Transfer

4077 kB
Size

21
Cookies

97 HTTP transactions
0 data transactions