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

Go To Rescan
Add Verdict Report

Submitted URL:
http://duolingo.com/
Effective URL:
https://www.duolingo.com/
Submission: On August 09 via manual (August 9th 2022, 7:35:14 pm UTC) from US — Scanned from DE

Summary HTTP 98 Redirects Links 48 Behaviour Indicators

Summary

This website contacted 24 IPs in 5 countries across 17 domains to perform 98 HTTP transactions. The main IP is 50.19.241.70, 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 33068.
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	50.19.241.70 50.19.241.70	14618 (AMAZON-AES) (AMAZON-AES)
5	2606:4700::68... 2606:4700::6810:9440	13335 (CLOUDFLAR...) (CLOUDFLARENET)
4	18.203.144.158 18.203.144.158	16509 (AMAZON-02) (AMAZON-02)
37	2600:9000:206... 2600:9000:206e:2000:7:60cd:e840:21	16509 (AMAZON-02) (AMAZON-02)
1	2606:4700:440... 2606:4700:4400::ac40:929e	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2a00:1450:400... 2a00:1450:4001:82f::2008	15169 (GOOGLE) (GOOGLE)
14	52.4.119.24 52.4.119.24	14618 (AMAZON-AES) (AMAZON-AES)
1	13.32.110.129 13.32.110.129	16509 (AMAZON-02) (AMAZON-02)
1	18.66.112.92 18.66.112.92	16509 (AMAZON-02) (AMAZON-02)
1	54.221.251.50 54.221.251.50	14618 (AMAZON-AES) (AMAZON-AES)
2	2a00:1450:400... 2a00:1450:4001:812::200e	15169 (GOOGLE) (GOOGLE)
1 3	172.217.18.6 172.217.18.6	15169 (GOOGLE) (GOOGLE)
2	172.217.18.2 172.217.18.2	15169 (GOOGLE) (GOOGLE)
4	2a03:2880:f00... 2a03:2880:f007:8:face:b00c:0:1	32934 (FACEBOOK) (FACEBOOK)
2	54.246.211.24 54.246.211.24	16509 (AMAZON-02) (AMAZON-02)
1	2a00:1450:400... 2a00:1450:400c:c00::9b	15169 (GOOGLE) (GOOGLE)
1 2	2a00:1450:400... 2a00:1450:4001:82f::2004	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:80f::2003	15169 (GOOGLE) (GOOGLE)
3	2a03:2880:f10... 2a03:2880:f107:83:face:b00c:0:25de	32934 (FACEBOOK) (FACEBOOK)
1	2a00:1450:400... 2a00:1450:4001:813::2002	15169 (GOOGLE) (GOOGLE)
1 1	2a00:1450:400... 2a00:1450:4001:831::2002	15169 (GOOGLE) (GOOGLE)
1 1	2a00:1450:400... 2a00:1450:4001:827::2002	15169 (GOOGLE) (GOOGLE)
1	35.71.131.137 35.71.131.137	16509 (AMAZON-02) (AMAZON-02)
2	2a02:26f0:dc:... 2a02:26f0:dc:188::1931	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
3	23.47.212.208 23.47.212.208	16625 (AKAMAI-AS) (AKAMAI-AS)
98	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 50.19.241.70 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-50-19-241-70.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 18.203.144.158 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-18-203-144-158.eu-west-1.compute.amazonaws.com

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

37 2600:9000:206e:2000:7:60cd: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

1 2a00:1450:4001:82f::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

14 52.4.119.24 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-52-4-119-24.compute-1.amazonaws.com

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

1 13.32.110.129 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-32-110-129.vie50.r.cloudfront.net

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

1 18.66.112.92 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-112-92.fra56.r.cloudfront.net

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

1 54.221.251.50 (Ashburn, United States)

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

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

2 2a00:1450:4001:812::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

3 172.217.18.6 (United States) 1 redirects

ASN15169 (GOOGLE, US)
PTR: fra02s19-in-f6.1e100.net

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

2 172.217.18.2 (United States)

ASN15169 (GOOGLE, US)
PTR: fra02s19-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 54.246.211.24 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-54-246-211-24.eu-west-1.compute.amazonaws.com

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

1 2a00:1450:400c:c00::9b (Brussels, Belgium)

ASN15169 (GOOGLE, US)

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

2 2a00:1450:4001:82f::2004 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE, US)

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

2 2a00:1450:4001:80f::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google.de	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 2a00:1450:4001:813::2002 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

adservice.google.com	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

1 2a00:1450:4001:827::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 2a02:26f0:dc:188::1931 (Vienna, Austria)

ASN20940 (AKAMAI-ASN1, NL)

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

3 23.47.212.208 (Vienna, Austria)

ASN16625 (AKAMAI-AS, US)
PTR: a23-47-212-208.deploy.static.akamaitechnologies.com

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

	Apex Domain Subdomains	Transfer
37	cloudfront.net d35aaqx5ub95lt.cloudfront.net	721 KB
23	duolingo.com 1 redirects duolingo.com — Cisco Umbrella Rank: 11538 www.duolingo.com — Cisco Umbrella Rank: 33068 excess.duolingo.com — Cisco Umbrella Rank: 17380 brb.duolingo.com — Cisco Umbrella Rank: 18128 zombie.duolingo.com — Cisco Umbrella Rank: 42569 stories.duolingo.com — Cisco Umbrella Rank: 22080	15 KB
5	doubleclick.net 2 redirects 9814127.fls.doubleclick.net — Cisco Umbrella Rank: 141179 stats.g.doubleclick.net — Cisco Umbrella Rank: 118 googleads.g.doubleclick.net — Cisco Umbrella Rank: 55	4 KB
5	cookielaw.org cdn.cookielaw.org — Cisco Umbrella Rank: 434	117 KB
4	facebook.net connect.facebook.net — Cisco Umbrella Rank: 155	221 KB
4	lmepbq.com s.lmepbq.com — Cisco Umbrella Rank: 97221	58 KB
3	pinterest.com ct.pinterest.com — Cisco Umbrella Rank: 763	2 KB
3	facebook.com www.facebook.com — Cisco Umbrella Rank: 100	476 B
3	google.de 1 redirects www.google.de — Cisco Umbrella Rank: 5596 adservice.google.de — Cisco Umbrella Rank: 8117	1 KB
3	google.com 1 redirects www.google.com — Cisco Umbrella Rank: 10 adservice.google.com — Cisco Umbrella Rank: 98	1 KB
2	pinimg.com s.pinimg.com — Cisco Umbrella Rank: 756	20 KB
2	adalyser.com c0.adalyser.com — Cisco Umbrella Rank: 32292	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: 619	261 B
1	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 94	64 KB
1	onetrust.com geolocation.onetrust.com — Cisco Umbrella Rank: 730	449 B
98	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 d35aaqx5ub95lt.cloudfront.net
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	ct.pinterest.com	s.pinimg.com 9814127.fls.doubleclick.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	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	googleads.g.doubleclick.net	1 redirects
1	adservice.google.com	9814127.fls.doubleclick.net
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
98	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	`2022-07-18` - `2022-10-10`	3 months	crt.sh
*.doubleclick.net GTS CA 1C3	`2022-07-18` - `2022-10-10`	3 months	crt.sh
www.googleadservices.com GTS CA 1C3	`2022-07-18` - `2022-10-10`	3 months	crt.sh
*.facebook.com DigiCert SHA2 High Assurance Server CA	`2022-05-19` - `2022-08-17`	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	`2022-07-18` - `2022-10-10`	3 months	crt.sh
*.googleadservices.com GTS CA 1C3	`2022-07-18` - `2022-10-10`	3 months	crt.sh
www.google.com GTS CA 1C3	`2022-07-18` - `2022-10-10`	3 months	crt.sh
www.google.de GTS CA 1C3	`2022-07-18` - `2022-10-10`	3 months	crt.sh
*.google.com GTS CA 1C3	`2022-07-18` - `2022-10-10`	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	`2022-08-01` - `2023-08-08`	a year	crt.sh

This page contains 6 frames:

Primary Page: https://www.duolingo.com/
Frame ID: A821C4D3784AF49818D7AFB51CE22022
Requests: 76 HTTP requests in this frame

Frame: https://9814127.fls.doubleclick.net/activityi;dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Frame ID: BFF3E1C0F67F6F537BA0606ACA795CC2
Requests: 1 HTTP requests in this frame

Frame: blob://https://www.duolingo.com/3bb548ce-ac0c-4d1b-8a89-b3c13ab4c817
Frame ID: 61F0B4825E11527AD388EEC0C237D555
Requests: 1 HTTP requests in this frame

Frame: https://adservice.google.com/ddm/fls/i/dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Frame ID: 1BB30B29303CA44ED12B94E463739D8B
Requests: 1 HTTP requests in this frame

Frame: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Frame ID: 3C1745DA9C76928ED6707567F350864F
Requests: 10 HTTP requests in this frame

Frame: https://ct.pinterest.com/ct.html
Frame ID: 4BDA77DF50DB4B9203EC9B69D43BDD8C
Requests: 1 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

98
Requests

97 %
HTTPS

54 %
IPv6

17
Domains

26
Subdomains

24
IPs

5
Countries

1271 kB
Transfer

4104 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 67

https://9814127.fls.doubleclick.net/activityi;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F HTTP 302
https://9814127.fls.doubleclick.net/activityi;dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Request Chain 83

https://googleads.g.doubleclick.net/pagead/viewthroughconversion/397119219/?random=913033477&cv=9&fst=1660073710095&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=2wg880&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=879249375.1660073710&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&ocp_id=7rbyYuGXCPW_mLAPlJmu0Ac&sscte=1&crd=&eitems=ChAI8IvIlwYQlefi6vKwsLk5Eh0AWW6Kf9yI6MtYwB6hanAzG57r26RRfdCiYvWU-w HTTP 302
https://www.google.com/pagead/1p-conversion/397119219/?random=913033477&cv=9&fst=1660073710095&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=2wg880&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=879249375.1660073710&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&is_vtc=1&ocp_id=7rbyYuGXCPW_mLAPlJmu0Ac&cid=CAQSKQCsnQUxQJBViDsBZ-Ef2vSnTfxak-R6I_tDyfDgGfgKm1ldQV57eMWN&eitems=ChAI8IvIlwYQlefi6vKwsLk5Eh0AWW6Kf_vJnitVBdjj4vN3RmCNqOlOaxE11HSOhg&random=521847909&resp=GooglemKTybQhCsO HTTP 302
https://www.google.de/pagead/1p-conversion/397119219/?random=913033477&cv=9&fst=1660073710095&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=2wg880&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=879249375.1660073710&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&is_vtc=1&ocp_id=7rbyYuGXCPW_mLAPlJmu0Ac&cid=CAQSKQCsnQUxQJBViDsBZ-Ef2vSnTfxak-R6I_tDyfDgGfgKm1ldQV57eMWN&eitems=ChAI8IvIlwYQlefi6vKwsLk5Eh0AWW6Kf_vJnitVBdjj4vN3RmCNqOlOaxE11HSOhg&random=521847909&resp=GooglemKTybQhCsO&ipr=y&prhg=0

Request Chain 85

https://adservice.google.de/ddm/fls/i/dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F HTTP 302
https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F

98 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

376ms
136ms

Document
text/html

50.19.241.70
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

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

Reverse DNS

ec2-50-19-241-70.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

3d32e7ec97d7b589ec8805165e0bc51d9692feddd99d260b8ca464cab8c11419

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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:09 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: 29
x-frame-options: SAMEORIGIN
x-ipcountry: US
x-runtime: 0.02397
x-tid: ffff1e0e62f2b6d2003a
x-ws: UK

Redirect headers

Connection: keep-alive
Content-Length: 193
Content-Type: text/html
Date: Tue, 09 Aug 2022 19:35:08 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 38ms
19ms Script
application/javascript 2606:4700::6810:9440
CLOUDFLARENET

General

Check archive.org

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

b193e73190db64bafdb99e78994418d143e8289717118e54fb1cc55f54f7a712

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/104.0.5112.79 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Tue, 09 Aug 2022 19:35:09 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: 9c22IGK2T1KyARgpJHRGhw==
age: 6541
vary: Accept-Encoding
content-length: 7101
x-ms-lease-status: unlocked
last-modified: Fri, 05 Aug 2022 08:01:52 GMT
server: cloudflare
etag: 0x8DA76B8C1F98BBC
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: 7d253c5b-601e-0002-08bb-a8da1c000000
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: 7382eeeb1e585c5c-FRA

GET
H/1.1 200
OK clear.js Show response
s.lmepbq.com/ag/891112/ 11 KB
7 KB 177ms
31ms Script
text/javascript 18.203.144.158
AMAZON-02

General

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Show headers Download Go to

Full URL

https://s.lmepbq.com/ag/891112/clear.js?ck=856fe6ca-deec-409d-b6ca-b63853cc891f&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

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

Reverse DNS

ec2-18-203-144-158.eu-west-1.compute.amazonaws.com

Software

Resource Hash

b695e7604fca96c93a0ee52512fd51ff60fdd642ff35a906ee14b52fb8ec5779

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/104.0.5112.79 Safari/537.36

Response headers

Pragma: no-cache
Date: Tue, 09 Aug 2022 19:35:08 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: 7194
Expires: 0

GET
H2 200 manifest-7353f6d1.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 10 KB
5 KB 41ms
17ms Script
application/javascript 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-7353f6d1.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:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: a193cd5b7d463dcb83a9008f44fb06fc2ea8d2e8cec34b1447bd6b0e7172fd39

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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 05 Aug 2022 20:29:32 GMT
content-encoding: gzip
last-modified: Fri, 05 Aug 2022 20:22:21 GMT
server: AmazonS3
age: 342338
etag: "885422d84ddd668d87b56b73700da2c7"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 5155
x-amz-cf-id: RbAc0lum5s4hxwVlT9jrg2baIMqbpGMLxAFzDJoJJ7IJQXEwnK0peA==

GET
H2 200 2867-c37be337.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 224 KB
76 KB 51ms
26ms Script
application/javascript 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/2867-c37be337.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:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 13699ad7bf1b4bf50fd55eef7032656c54ca4c77b8a08252b422b220a8239d32

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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 05 Aug 2022 21:42:17 GMT
content-encoding: gzip
last-modified: Fri, 05 Aug 2022 20:22:21 GMT
server: AmazonS3
age: 337973
etag: "c55c63ab2cda3a9be529e3fa4e4fe5e6"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 77178
x-amz-cf-id: uaaSTz4O-J_tRxHGZhRPmBwvYxQBBU5xOzWUZG3tEigs_W--Ey70bA==

GET
H2 200 de-de852636.js Show response
d35aaqx5ub95lt.cloudfront.net/js/strings/ 14 KB
4 KB 42ms
17ms Script
application/javascript 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/strings/de-de852636.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:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 2d8b3fde4c199a86b31f434347f6b85016ef924ef5b526d3c623c2ee3d124b46

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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 03 Aug 2022 21:49:56 GMT
content-encoding: gzip
last-modified: Wed, 03 Aug 2022 20:54:16 GMT
server: AmazonS3
age: 510314
etag: "a3b17c9867928fa400a93a7091ebe33e"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 3348
x-amz-cf-id: F1IUEqJBJGpSAfHhrDQiuBF3pYTPSmk6ozdX3cT_1rNP3-sEAc2nig==

GET
H2 200 9819-3de40178.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 197 KB
59 KB 64ms
40ms Script
application/javascript 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/9819-3de40178.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:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: a875283f53169118028f2f57da3ac3908bdb7848a7328d9783721aae0dadc36c

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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 05 Aug 2022 19:59:37 GMT
content-encoding: gzip
last-modified: Fri, 05 Aug 2022 19:32:49 GMT
server: AmazonS3
age: 344133
etag: "97a4a257ddffd308fd16787b4fae6c04"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 60289
x-amz-cf-id: GzdbfUOkhZPj23ckgsnIe1_hiedIrdKEc5luGBi-hUidrWTDNaOckw==

GET
H2 200 en-1644a48e.js Show response
d35aaqx5ub95lt.cloudfront.net/js/strings/ 226 B
578 B 36ms
35ms Script
application/javascript 2600:9000:206e:2000:7:60cd: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:2000:7:60cd: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/104.0.5112.79 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: 4897341
etag: "b9da8067b4ea9759df25d623effb5336"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 183
x-amz-cf-id: _NJdC52QtKiUH9DCbrooTg4CQA1DJYTN4AxJmt_s5baxYjbojB2O9A==

GET
H2 200 8028-8de03560.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 29 KB
11 KB 37ms
36ms Script
application/javascript 2600:9000:206e:2000:7:60cd: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:2000:7:60cd: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/104.0.5112.79 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: 4138738
etag: "93b2c4688bc4456b2e2645a12092c754"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 10845
x-amz-cf-id: oYNuOCFG3z64orvPxDE1iP46lW6xu_z-1M-7FouOKvo9f73y2zga3g==

GET
H2 200 polyfills-3a87979e.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 450 B
665 B 38ms
37ms Script
application/javascript 2600:9000:206e:2000:7:60cd: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:2000:7:60cd: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/104.0.5112.79 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: 5339100
etag: "9432b1e5f24ff0765785715f97ca0b76"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 270
x-amz-cf-id: 2DWsqipvYbjDAfJH0Xh4zdfO2KFIbNyy6XF0EeuzZ1967lI_Edqt7Q==

GET
H2 200 4768-9c1f3512.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 457 KB
144 KB 39ms
38ms Script
application/javascript 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.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:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 603b0bb9d0e628a742dfd274535a48c4f05a4f2ee1049e6e5e5fadf2c06004e6

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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 27 Jul 2022 21:03:04 GMT
content-encoding: gzip
last-modified: Wed, 27 Jul 2022 20:33:39 GMT
server: AmazonS3
age: 1117926
etag: "aded1e7ed9da221217afa4b81394d2f8"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 146489
x-amz-cf-id: a-pnSFvx07b56NsfQk-gpbY08OeL1RQHr84yBpXMWDnzn9HbxkwdXw==

GET
H2 200 app-23f3de15.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 697 KB
189 KB 49ms
48ms Script
application/javascript 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

General

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-23f3de15.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:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 037e10a53652d729c4bc29e1b55cc93e09ea42849047e7baea2568616c921b87

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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 05 Aug 2022 19:59:37 GMT
content-encoding: gzip
last-modified: Fri, 05 Aug 2022 19:32:49 GMT
server: AmazonS3
age: 344133
etag: "c13dbc1b8ea489cf8ed68643f530990c"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 192895
x-amz-cf-id: pfomTRCdXBOiQepvJFFIA4mMqFQqAM6cWvGxyo1KMkSr57w76m_Nrw==

GET
H2 200 4768-c0c51545.css
d35aaqx5ub95lt.cloudfront.net/css/ 14 KB
4 KB 82ms
13ms Stylesheet
text/css 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/4768-c0c51545.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:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: e59141cae2b80c49631dad548b8884b91f6dff4824502330212ef9f5a893f27e

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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 03 Aug 2022 20:56:07 GMT
content-encoding: gzip
last-modified: Wed, 03 Aug 2022 20:54:06 GMT
server: AmazonS3
age: 513543
etag: "bd002d18f802d78f52a78f79c58044c7"
x-cache: Hit from cloudfront
content-type: text/css
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 3446
x-amz-cf-id: czG41r-fKtxZsepXBr0AnqbbBV-YQu_od--_iEa6zaYHhdPuI-QfJw==

GET
H2 200 app-f322b03e.css
d35aaqx5ub95lt.cloudfront.net/css/ 74 KB
16 KB 84ms
16ms Stylesheet
text/css 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-f322b03e.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:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 794e5e33a537ad43cc320ea11a9c059221c5eb457fac47dcf93c5a8ce3a32f8b

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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 03 Aug 2022 20:56:07 GMT
content-encoding: gzip
last-modified: Wed, 03 Aug 2022 20:54:06 GMT
server: AmazonS3
age: 513543
etag: "747fc2ddc01d0e388832edb5fdc46513"
x-cache: Hit from cloudfront
content-type: text/css
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 15597
x-amz-cf-id: SuhXiJ_juOfW6AdYtZ9Bb4u5eNIyBSSGDM0VHqFcrAnRiRFsaGPoEA==

GET
H2 200 55a7f100-001e-4085-87ec-1a6d522f7d67.json Show response
cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/ 4 KB
2 KB 33ms
17ms XHR
application/x-javascript 2606:4700::6810:9440
CLOUDFLARENET

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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/104.0.5112.79 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Tue, 09 Aug 2022 19:35:09 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: 6CFUc5RY3IhG3Kfr/mTs4g==
age: 6906
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: a4dc08d2-701e-00bc-14b7-43cf97000000
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: 7382eeeb5b099c06-FRA
expires: Tue, 09 Aug 2022 23:35:09 GMT

GET
H2 200 location Show response
geolocation.onetrust.com/cookieconsentpub/v1/geo/ 176 B
449 B 55ms
33ms 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

9bb57548114158248eff7588b52a51a1740695dd8792bd45227246b0f77d31c0

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/104.0.5112.79 Safari/537.36

Response headers

date: Tue, 09 Aug 2022 19:35:09 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: 7382eeeb98666973-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 23ms
23ms 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/104.0.5112.79 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Tue, 09 Aug 2022 19:35:09 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: dGCXlveaBvO7BI0nfZKP+g==
age: 6494
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: 478a2812-101e-0120-2a59-03f27f000000
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: 7382eeebef8f5c5c-FRA

POST
H/1.1 200
OK postback Show response
s.lmepbq.com/2/2.66.1/891112/AXCiSL8QEAL2JEK9/ 0
145 B 110ms
28ms XHR
text/plain 18.203.144.158
AMAZON-02

General

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Full URL: https://s.lmepbq.com/2/2.66.1/891112/AXCiSL8QEAL2JEK9/postback?oz_pl=1&ck=856fe6ca-deec-409d-b6ca-b63853cc891f&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=856fe6ca-deec-409d-b6ca-b63853cc891f&dt=8911121635444670059000&mo=2&pd=acc
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server: 18.203.144.158 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-18-203-144-158.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/104.0.5112.79 Safari/537.36
Content-Type: text/plain

Response headers

Access-Control-Allow-Origin: *
Date: Tue, 09 Aug 2022 19:35:08 GMT
Timing-Allow-Origin: *
Content-Length: 0
Vary: Origin

GET
H/1.1 200
OK main.js Show response
s.lmepbq.com/2/2.66.1/ 161 KB
51 KB 31ms
31ms Script
text/javascript 18.203.144.158
AMAZON-02

General

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Full URL

https://s.lmepbq.com/2/2.66.1/main.js

Requested by

Host: s.lmepbq.com
URL: https://s.lmepbq.com/ag/891112/clear.js?ck=856fe6ca-deec-409d-b6ca-b63853cc891f&dt=8911121635444670059000&mo=2&pd=acc

Protocol

HTTP/1.1

Security

TLS 1.2, ECDHE_ECDSA, AES_128_GCM

Server

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

Reverse DNS

ec2-18-203-144-158.eu-west-1.compute.amazonaws.com

Software

Resource Hash

41c7f77cb564e20029d53084a16a3f1ba3da49f2d2c08c610584a5020dc9aaf4

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/104.0.5112.79 Safari/537.36

Response headers

Date: Tue, 09 Aug 2022 19:35:08 GMT
Content-Encoding: br
Accept-Ch: Viewport-Width, Viewport-Height, Width, DPR, RTT, ECT, Device-Memory, Downlink, Save-Data
Vary: Origin, Accept-Encoding
Content-Type: text/javascript; charset=utf-8
Cache-Control: public, no-transform, immutable, max-age=999999999
Strict-Transport-Security: max-age=31536000; includeSubDomains
Timing-Allow-Origin: *
Content-Length: 51462
Expires: Fri, 17 Apr 2054 17:27:31 GMT

GET
H2 200 gtm.js Show response
www.googletagmanager.com/ 189 KB
64 KB 52ms
29ms Script
application/javascript 2a00:1450:4001:82f::2008
GOOGLE

General

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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-23f3de15.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82f::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Google Tag Manager /

Resource Hash

386dba19157ce838a5388c8b22d3bd2ae5cf742de797e893154794de36b7f641

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains
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/104.0.5112.79 Safari/537.36

Response headers

date: Tue, 09 Aug 2022 19:35:09 GMT
content-encoding: br
vary: Accept-Encoding
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: 64544
x-xss-protection: 0
last-modified: Tue, 09 Aug 2022 18:46:05 GMT
server: Google Tag Manager
strict-transport-security: max-age=31536000; includeSubDomains
content-type: application/javascript; charset=UTF-8
access-control-allow-origin: *
cache-control: private, max-age=900
access-control-allow-credentials: true
access-control-allow-headers: Cache-Control
expires: Tue, 09 Aug 2022 19:35:09 GMT

GET
H2 200 7408-2395f8e5.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 595 B
856 B 13ms
13ms Script
application/javascript 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/7408-2395f8e5.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-7353f6d1.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: be8e5c505a35eb427ed9620ee67ae679c467bcdd02cef628aab4b0e25364b639

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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 03 Jun 2022 02:33:42 GMT
content-encoding: gzip
last-modified: Thu, 02 Jun 2022 23:16:14 GMT
server: AmazonS3
age: 5850088
etag: "ed453b86cfd6df9167b748ca2756cb11"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 461
x-amz-cf-id: ZJArpyIjKgzaKIoeJ2UxrOoch5I8IElK07hovD6EW9ysPt0qH9k_VA==

GET
H2 200 2668-7d78959b.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 8 KB
4 KB 13ms
13ms Script
application/javascript 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/2668-7d78959b.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-7353f6d1.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 329eaa3f88f43f88f3733bd99a140701d06e5e73e77518b5bc5440708ce9773d

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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Thu, 09 Jun 2022 03:49:20 GMT
content-encoding: gzip
last-modified: Wed, 08 Jun 2022 19:22:14 GMT
server: AmazonS3
age: 5327150
etag: "a30c805a6a3431afc5c4343e957029cd"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
content-length: 3234
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6 KB 14ms
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text/css 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/5282-be16083a.css
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-7353f6d1.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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
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server: AmazonS3
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d35aaqx5ub95lt.cloudfront.net/js/ 73 KB
21 KB 15ms
15ms Script
application/javascript 2600:9000:206e:2000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/5282-69b937d4.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-7353f6d1.js
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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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 05 Aug 2022 19:59:39 GMT
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server: AmazonS3
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d35aaqx5ub95lt.cloudfront.net/css/ 1 KB
765 B 16ms
16ms Stylesheet
text/css 2600:9000:206e:2000:7:60cd:e840:21
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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-7353f6d1.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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 15 Jul 2022 05:03:25 GMT
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server: AmazonS3
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d35aaqx5ub95lt.cloudfront.net/js/ 2 KB
1 KB 16ms
16ms Script
application/javascript 2600:9000:206e:2000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/4000-f32e1bb3.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-7353f6d1.js
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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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Thu, 28 Jul 2022 07:02:18 GMT
content-encoding: gzip
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server: AmazonS3
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x-cache: Hit from cloudfront
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24 KB 18ms
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image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/icon-sprite8.svg
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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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 03 Jun 2022 08:01:20 GMT
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server: AmazonS3
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2 KB 18ms
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image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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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-f322b03e.css
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Request headers

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Response headers

x-amz-server-side-encryption: AES256
date: Wed, 15 Jun 2022 02:00:53 GMT
content-encoding: gzip
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server: AmazonS3
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x-cache: Hit from cloudfront
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2 KB 18ms
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image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/331a32943ff73be28537dfc7469d5639.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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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
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2 KB 18ms
17ms Image
image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/776364e6419216ffd84ddf8d8815711b.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-f322b03e.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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Response headers

x-amz-server-side-encryption: AES256
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content-encoding: gzip
last-modified: Fri, 27 May 2022 20:30:20 GMT
server: AmazonS3
age: 6356642
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x-cache: Hit from cloudfront
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845 B 19ms
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image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
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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-f322b03e.css
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Request headers

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Response headers

x-amz-server-side-encryption: AES256
date: Sat, 28 May 2022 06:32:46 GMT
content-encoding: gzip
last-modified: Fri, 27 May 2022 20:30:24 GMT
server: AmazonS3
age: 6354144
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x-cache: Hit from cloudfront
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684 B 20ms
19ms Image
image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
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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-f322b03e.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
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: 5750398
etag: "cafc9eb80998949e9d99681ba08ff404"
x-cache: Hit from cloudfront
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1 KB 20ms
19ms Image
image/svg+xml 2600:9000:206e:2000:7:60cd: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-f322b03e.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
date: Thu, 02 Sep 2021 05:20:02 GMT
content-encoding: gzip
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server: AmazonS3
age: 29513708
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x-cache: Hit from cloudfront
content-type: image/svg+xml
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1 KB 21ms
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image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/ebdcc22deaf0f85388fcb09e7ecfbe78.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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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
date: Wed, 24 Nov 2021 03:02:05 GMT
content-encoding: gzip
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server: AmazonS3
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image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/a4d5fab3d1926c240cb2ae696b07d156.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Sun, 05 Jun 2022 01:00:42 GMT
content-encoding: gzip
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server: AmazonS3
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3 KB 22ms
22ms Image
image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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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-f322b03e.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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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/104.0.5112.79 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: 22341299
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x-cache: Hit from cloudfront
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GET
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d35aaqx5ub95lt.cloudfront.net/images/ 10 KB
4 KB 22ms
21ms Image
image/svg+xml 2600:9000:206e:2000:7:60cd: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-f322b03e.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
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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/104.0.5112.79 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: 4977276
etag: "c48919507d403107837ccbe0fadee20e"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 8041ecf6e768a41bc9c64e0c75dc923c.cloudfront.net (CloudFront)
cache-control: max-age=315360000
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GET
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2 KB 23ms
22ms Image
image/svg+xml 2600:9000:206e:2000:7:60cd: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-f322b03e.css
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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/104.0.5112.79 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
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x-cache: Hit from cloudfront
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GET
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5 KB 23ms
22ms Image
image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/9cb1bd734855384c2de08fe80443af9f.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
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server: AmazonS3
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x-cache: Hit from cloudfront
content-type: image/svg+xml
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6 KB 23ms
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image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/efficacyPage/5b117228254f9a9d8c7f541734f18225.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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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/104.0.5112.79 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
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server: AmazonS3
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x-cache: Hit from cloudfront
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GET
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40 KB 43ms
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binary/octet-stream 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/c1ebba64155e95ff69b9b3efb15c219a.woff2
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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Request headers

Referer: https://d35aaqx5ub95lt.cloudfront.net/css/4768-c0c51545.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/104.0.5112.79 Safari/537.36

Response headers

date: Fri, 01 Jul 2022 02:04:46 GMT
content-encoding: gzip
vary: Origin
age: 3432624
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
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GET
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43 KB 58ms
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binary/octet-stream 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/b391a1740855adb49e1bfc5fbe836c5c.woff2
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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Request headers

Referer: https://d35aaqx5ub95lt.cloudfront.net/css/4768-c0c51545.css
Origin: https://www.duolingo.com
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Response headers

date: Fri, 24 Jun 2022 05:51:13 GMT
content-encoding: gzip
vary: Origin
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x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
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POST
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312 B 108ms
106ms XHR
text/plain 52.4.119.24
AMAZON-AES

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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Request headers

Referer: https://www.duolingo.com/
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Response headers

date: Tue, 09 Aug 2022 19:35:10 GMT
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1 KB 16ms
16ms Image
image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/dca3b978d07a7dfc05adb1d5526e9e21.svg
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Request headers

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Response headers

x-amz-server-side-encryption: AES256
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server: AmazonS3
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x-cache: Hit from cloudfront
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GET
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39 KB 17ms
17ms Image
image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/87938207afff1598611ba626a8c4827c.svg
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Request headers

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Response headers

x-amz-server-side-encryption: AES256
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GET
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1 KB 13ms
12ms XHR
image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/17db14133432ce4e82a799e760bd3e0e.svg
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Request headers

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Response headers

date: Mon, 18 Apr 2022 18:35:59 GMT
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vary: Origin
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x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
x-amz-cf-id: BGHiQ-drop4giQICQbM6ltljKqFKJnP1VSsnEN7SwQGszBdFWj5GhA==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 115ms
114ms XHR
text/plain 52.4.119.24
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/4768-9c1f3512.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Aug 2022 19:35:10 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 14ms
14ms XHR
image/svg+xml 2600:9000:206e:2000:7:60cd:e840:21
AMAZON-02

General

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/4a9f9204e7e5c1d3ed3b79b7b7af8568.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206e:2000:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
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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/104.0.5112.79 Safari/537.36

Response headers

date: Mon, 18 Apr 2022 18:35:59 GMT
content-encoding: gzip
vary: Origin
age: 9766751
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
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cache-control: max-age=315360000
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x-amz-cf-pop: VIE50-C1
accept-ranges: bytes
x-amz-cf-id: Ia-g3fTwUVwT5VeKUBche0wPJMzTLuTcopshqm-SsAmrQaTU1pIsRg==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 112ms
111ms XHR
text/plain 52.4.119.24
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/4768-9c1f3512.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Aug 2022 19:35:10 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 110ms
109ms XHR
text/plain 52.4.119.24
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/4768-9c1f3512.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Aug 2022 19:35:10 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 106ms
105ms XHR
text/plain 52.4.119.24
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/4768-9c1f3512.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Aug 2022 19:35:10 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 114ms
113ms XHR
text/plain 52.4.119.24
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/4768-9c1f3512.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Aug 2022 19:35:10 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 211ms
211ms XHR
application/json 50.19.241.70
AMAZON-AES

General

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Show headers Download Go to

Full URL

https://www.duolingo.com/api/1/courses/list?_=1660073709744

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-50-19-241-70.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/104.0.5112.79 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 09 Aug 2022 19:35:09 GMT
content-encoding: gzip
server: duo-api
x-ws: UK
no-retry: 1
x-tid: ffff1e6b62f2b6e3001a
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: 108
x-runtime: 0.10527
expires: 0

GET
H2 404 web.json Show response
brb.duolingo.com/0/ 345 B
768 B 284ms
158ms XHR
text/html 13.32.110.129
AMAZON-02

General

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Full URL: https://brb.duolingo.com/0/web.json?user=0&ts=1660073709&tzoffset=0
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 13.32.110.129 , United States, ASN16509 (AMAZON-02, US),
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Software: AmazonS3 /
Resource Hash: 6d7ed96e1c05a29870e70ecd30cc423b68abfce756ea105b08e39a23410861d6

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/104.0.5112.79 Safari/537.36

Response headers

date: Tue, 09 Aug 2022 19:35:09 GMT
via: 1.1 b0311c7e530c126dd286898583b59e4c.cloudfront.net (CloudFront)
server: AmazonS3
x-amz-cf-pop: VIE50-C2
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: Nr3nrmNlPQSuEpgp9TM_UD7SMH1M25d0HgVgcDFJ2XLHHtnlmFf9ug==

GET
H2 404 web.json Show response
zombie.duolingo.com/0/ 345 B
768 B 496ms
370ms XHR
text/html 18.66.112.92
AMAZON-02

General

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Full URL: https://zombie.duolingo.com/0/web.json?user=0&ts=1660073709&tzoffset=0
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.112.92 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-112-92.fra56.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 7be1ddd96bfc9b7fb17d2ab2130a5c118f392a1aecfd99c36a416c938fcd7fa5

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/104.0.5112.79 Safari/537.36

Response headers

date: Tue, 09 Aug 2022 19:35:10 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: XvyaKVJTnqJzsgcrzJFX9LBqRPzBstkbaU0hF6FCOGiCzasGJbp4Nw==

GET
H2 200 config Show response
www.duolingo.com/2017-06-30/ 2 KB
1 KB 216ms
216ms XHR
application/json 50.19.241.70
AMAZON-AES

General

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Full URL

https://www.duolingo.com/2017-06-30/config?fields=ageRestrictionLimit,clientExperiments%7Bplus_web_super_rebrand_landing_pages,plus_web_super_rebrand_promo_redeem,seo_dictionary_bread_crumbs%7D,dictionaryHost,featureFlags,ipCountry,speechHost&_=1660073709747

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-50-19-241-70.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

8a013575c4e5b999110d9971e971a4f154669494f8c2f7b111c91546c2445fe2

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/104.0.5112.79 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 09 Aug 2022 19:35:09 GMT
content-encoding: gzip
x-content-type-options: nosniff
server: duo-api
x-frame-options: DENY
content-type: application/json
x-duo-request-host: www.duolingo.com
cache-control: no-cache, no-store, max-age=0, must-revalidate
x-envoy-upstream-service-time: 3
vary: Origin,Access-Control-Request-Method,Access-Control-Request-Headers
content-length: 850
x-xss-protection: 1 ; mode=block
referrer-policy: no-referrer
expires: 0

GET
H2 200 config Show response
stories.duolingo.com/api2/ 1 KB
2 KB 110ms
107ms XHR
application/json 50.19.241.70
AMAZON-AES

General

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Full URL

https://stories.duolingo.com/api2/config?fields=courses&fromLanguage=en&_=1660073709747

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-50-19-241-70.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

e894d52531e9aafede90798b84b0e502ba09bd2c9697773d02f7fc4bc5901fc9

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/104.0.5112.79 Safari/537.36

Response headers

date: Tue, 09 Aug 2022 19:35:10 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 133ms
133ms XHR
application/json 50.19.241.70
AMAZON-AES

General

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Full URL

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

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-50-19-241-70.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

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/104.0.5112.79 Safari/537.36
Content-Type: application/json;charset=UTF-8

Response headers

date: Tue, 09 Aug 2022 19:35:09 GMT
x-ws: UK
access-control-allow-origin: https://www.duolingo.com
x-tid: ffff1e4e62f2b6dc0020
surrogate-control: no-store
x-duo-request-host: www.duolingo.com
x-envoy-upstream-service-time: 23
content-length: 2
x-runtime: 0.02018
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

GET
H2 200 de.json Show response
cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/e43d2735-b44f-43da-ae8a-a4f881b04152/ 88 KB
20 KB 15ms
15ms 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/de.json

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.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

a8fdc1b3ae7c3c8a2f3b03e9b1769f7e04f57acc3f50c54eba1393c49c39d655

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/104.0.5112.79 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Tue, 09 Aug 2022 19:35:09 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: Lk2EHu+Vhmc5zZvwJXbZUg==
age: 6834
vary: Accept-Encoding
content-length: 20523
x-ms-lease-status: unlocked
last-modified: Tue, 29 Mar 2022 21:27:01 GMT
server: cloudflare
etag: 0x8DA11CADD078056
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
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x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 7382eeee58959c06-FRA
expires: Tue, 09 Aug 2022 23:35:09 GMT

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 326ms
97ms Preflight 52.4.119.24
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: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 307ms
98ms Preflight 52.4.119.24
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: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 306ms
97ms Preflight 52.4.119.24
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: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 306ms
99ms Preflight 52.4.119.24
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: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 305ms
98ms Preflight 52.4.119.24
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: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 305ms
99ms Preflight 52.4.119.24
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: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 config
stories.duolingo.com/api2/ Frame 0
0 342ms
108ms Preflight 54.221.251.50
AMAZON-AES

General

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Show headers Download Go to

Full URL

https://stories.duolingo.com/api2/config?fields=courses&fromLanguage=en&_=1660073709747

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

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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 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

POST
H/1.1 200
OK postback Show response
s.lmepbq.com/2/2.66.1/891112/AXCiSL8QEAL2JEK9/ 0
145 B 31ms
31ms XHR
text/plain 18.203.144.158
AMAZON-02

General

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Show headers Download Go to

Full URL: https://s.lmepbq.com/2/2.66.1/891112/AXCiSL8QEAL2JEK9/postback?oz_pl=1&ck=856fe6ca-deec-409d-b6ca-b63853cc891f&dt=8911121635444670059000&mo=2&pd=acc&ci=891112&_x=1
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server: 18.203.144.158 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-18-203-144-158.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/104.0.5112.79 Safari/537.36
Content-Type: text/plain

Response headers

Access-Control-Allow-Origin: *
Date: Tue, 09 Aug 2022 19:35:09 GMT
Timing-Allow-Origin: *
Content-Length: 0
Vary: Origin

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 49 KB
20 KB 31ms
7ms Script
text/javascript 2a00:1450:4001:812::200e
GOOGLE

General

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Show headers Download Go to

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

2a00:1450:4001:812::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/104.0.5112.79 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: 1989
date: Tue, 09 Aug 2022 19:02:00 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: Tue, 09 Aug 2022 21:02:00 GMT

GET
H3

200

activityi;dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F Show response
9814127.fls.doubleclick.net/ Frame BFF3
Redirect Chain

https://9814127.fls.doubleclick.net/activityi;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F?
https://9814127.fls.doubleclick.net/activityi;dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duol...

477 B
405 B

67ms
45ms

Document
text/html

172.217.18.6
GOOGLE

General

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Full URL

https://9814127.fls.doubleclick.net/activityi;dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~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

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

Reverse DNS

fra02s19-in-f6.1e100.net

Software

cafe /

Resource Hash

f314b8e81991175866b97a3b5a5e6b7cf241e3fdbb8dbbd7f827e27ddf003725

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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 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: Tue, 09 Aug 2022 19:35:10 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=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~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 62ms
26ms Script
text/javascript 172.217.18.2
GOOGLE

General

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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

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

Reverse DNS

fra02s19-in-f2.1e100.net

Software

cafe /

Resource Hash

b3b810fd46e7aad5b789896519011ab5366b39dbb19a5663c53525f756e89bfb

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/104.0.5112.79 Safari/537.36

Response headers

date: Tue, 09 Aug 2022 19:35:09 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"
cross-origin-resource-policy: cross-origin
content-disposition: attachment; filename="f.txt"
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: 15160
x-xss-protection: 0
server: cafe
etag: 9823212955285023900
vary: Accept-Encoding
content-type: text/javascript; charset=UTF-8
cache-control: private, max-age=3600
timing-allow-origin: *
expires: Tue, 09 Aug 2022 19:35:09 GMT

GET
H2 200 fbevents.js Show response
connect.facebook.net/en_US/ 100 KB
27 KB 43ms
14ms 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

e75555ca161f289d4830a84a1856b37a9cb0077f78af600fb47c67c135baa8fd

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://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.79 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: 26506
x-xss-protection: 0
pragma: public
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x-fb-trip-id: 2050670934
cross-origin-opener-policy: same-origin-allow-popups
x-frame-options: DENY
date: Tue, 09 Aug 2022 19:35:09 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 238ms
59ms Script
application/javascript 54.246.211.24
AMAZON-02

General

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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: 54.246.211.24 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-54-246-211-24.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/104.0.5112.79 Safari/537.36

Response headers

date: Tue, 09 Aug 2022 19:35:10 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

GET
H2 200 otFlat.json Show response
cdn.cookielaw.org/scripttemplates/6.16.0/assets/ 12 KB
3 KB 15ms
15ms 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: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.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/104.0.5112.79 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Tue, 09 Aug 2022 19:35:09 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: DKM3/i+7h7Fs8cEMor3s2A==
age: 12636
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: bdc151d9-201e-00e0-51c0-113e6e000000
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: 7382eeef6a5b9c06-FRA

POST
H2 200 collect Show response
www.google-analytics.com/j/ 2 B
208 B 18ms
18ms XHR
text/plain 2a00:1450:4001:812::200e
GOOGLE

General

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Full URL

https://www.google-analytics.com/j/collect?v=1&_v=j96&a=1510183316&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=1445351050&gjid=1889590264&cid=1470698186.1660073710&tid=UA-21595814-1&_gid=1199996447.1660073710&_r=1&gtm=2wg880TX6Z97C&did=i5iSjo&z=1222595595

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:812::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/104.0.5112.79 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
date: Tue, 09 Aug 2022 19:35:10 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
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: 2
expires: Fri, 01 Jan 1990 00:00:00 GMT

POST
H2 200 collect Show response
stats.g.doubleclick.net/j/ 4 B
443 B 61ms
19ms XHR
text/plain 2a00:1450:400c:c00::9b
GOOGLE

General

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Full URL

https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j96&tid=UA-21595814-1&cid=1470698186.1660073710&jid=1445351050&gjid=1889590264&_gid=1199996447.1660073710&_u=YEBAAEAAAAAAAC~&z=1838681237

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4768-9c1f3512.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:400c:c00::9b Brussels, Belgium, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

84e01419bd81f32ac6df0f75f49c604fda9172000a3ae432b3c47b2a6a712d80

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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 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
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: 4
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
BLOB 200
OK 3bb548ce-ac0c-4d1b-8a89-b3c13ab4c817
https://www.duolingo.com/ Frame 61F0 185 B
0 Other
application/javascript

General

Check archive.org

Show headers Download Go to

Full URL: blob:https://www.duolingo.com/3bb548ce-ac0c-4d1b-8a89-b3c13ab4c817
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/104.0.5112.79 Safari/537.36

Response headers

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

GET
H3 200 1735692093320310 Show response
connect.facebook.net/signals/config/ 293 KB
84 KB 31ms
13ms Script
application/x-javascript 2a03:2880:f007:8:face:b00c:0:1
FACEBOOK

General

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Full URL

https://connect.facebook.net/signals/config/1735692093320310?v=2.9.73&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

f70ad44101fc1e907a8acc923d68ac7754fa98d3e46005426e9db19da8a00d01

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://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.79 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: uPmcA9HTu7DRMRYE3CGJOiP9P9esl3c4K1XYEZ8eigWdzh4xcFgoJL8ikBaxFuHAhgn/m7cuSIoaseI7OygM4g==
x-frame-options: DENY
date: Tue, 09 Aug 2022 19:35:10 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

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 111ms
109ms XHR
text/plain 52.4.119.24
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/4768-9c1f3512.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Aug 2022 19:35:10 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 95ms
95ms Preflight 52.4.119.24
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: 52.4.119.24 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-119-24.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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 GMT
server: Jetty(9.2.z-SNAPSHOT)

GET
H3 200 / Show response
www.googleadservices.com/pagead/conversion/397119219/ 2 KB
1 KB 63ms
39ms Script
text/javascript 172.217.18.2
GOOGLE

General

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Show headers Download Go to

Full URL

https://www.googleadservices.com/pagead/conversion/397119219/?random=1660073710095&cv=9&fst=1660073710095&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=2wg880&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=879249375.1660073710&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

QUIC, , AES_128_GCM

Server

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

Reverse DNS

fra02s19-in-f2.1e100.net

Software

cafe /

Resource Hash

eafd87e8f9b034edb45eea4855c97f5c93fcf8de51a7b6b964f756391dfc5e6a

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/104.0.5112.79 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 09 Aug 2022 19:35:10 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
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: 1234
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 ga-audiences
www.google.com/ads/ 42 B
501 B 69ms
46ms Image
image/gif 2a00:1450:4001:82f::2004
GOOGLE

General

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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=1470698186.1660073710&jid=1445351050&_u=YEBAAEAAAAAAAC~&z=181168688

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82f::2004 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/104.0.5112.79 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 09 Aug 2022 19:35:10 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 104ms
78ms Image
image/gif 2a00:1450:4001:80f::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=1470698186.1660073710&jid=1445351050&_u=YEBAAEAAAAAAAC~&z=181168688

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:80f::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/104.0.5112.79 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 09 Aug 2022 19:35:10 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 /
www.facebook.com/tr/ 44 B
297 B 43ms
13ms 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=1660073710138&sw=1600&sh=1200&v=2.9.73&r=stable&ec=0&o=29&fbp=fb.1.1660073710137.1863762578&it=1660073710063&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/104.0.5112.79 Safari/537.36

Response headers

date: Tue, 09 Aug 2022 19:35:10 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: Tue, 09 Aug 2022 19:35:10 GMT

GET
H2 200 dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F Show response
adservice.google.com/ddm/fls/i/ Frame 1BB3 476 B
849 B 69ms
44ms Document
text/html 2a00:1450:4001:813::2002
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://adservice.google.com/ddm/fls/i/dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Requested by

Host: 9814127.fls.doubleclick.net
URL: https://9814127.fls.doubleclick.net/activityi;dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F?

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:813::2002 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

88212bd48575946486fedc152cbed0b4e6fb8e49f7e6fa760596ab4f971f3d94

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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 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

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

https://googleads.g.doubleclick.net/pagead/viewthroughconversion/397119219/?random=913033477&cv=9&fst=1660073710095&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&...
https://www.google.com/pagead/1p-conversion/397119219/?random=913033477&cv=9&fst=1660073710095&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_a...
https://www.google.de/pagead/1p-conversion/397119219/?random=913033477&cv=9&fst=1660073710095&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah...

42 B
64 B

43ms
25ms

Image
image/gif

2a00:1450:4001:80f::2003
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.de/pagead/1p-conversion/397119219/?random=913033477&cv=9&fst=1660073710095&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=2wg880&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=879249375.1660073710&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&is_vtc=1&ocp_id=7rbyYuGXCPW_mLAPlJmu0Ac&cid=CAQSKQCsnQUxQJBViDsBZ-Ef2vSnTfxak-R6I_tDyfDgGfgKm1ldQV57eMWN&eitems=ChAI8IvIlwYQlefi6vKwsLk5Eh0AWW6Kf_vJnitVBdjj4vN3RmCNqOlOaxE11HSOhg&random=521847909&resp=GooglemKTybQhCsO&ipr=y&prhg=0

Requested by

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

Protocol

Server

2a00:1450:4001:80f::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/104.0.5112.79 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 09 Aug 2022 19:35:10 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: Tue, 09 Aug 2022 19:35:10 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=913033477&cv=9&fst=1660073710095&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=2wg880&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=879249375.1660073710&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&is_vtc=1&ocp_id=7rbyYuGXCPW_mLAPlJmu0Ac&cid=CAQSKQCsnQUxQJBViDsBZ-Ef2vSnTfxak-R6I_tDyfDgGfgKm1ldQV57eMWN&eitems=ChAI8IvIlwYQlefi6vKwsLk5Eh0AWW6Kf_vJnitVBdjj4vN3RmCNqOlOaxE11HSOhg&random=521847909&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 p
c0.adalyser.com/tracking/track/v3/ 43 B
341 B 30ms
30ms Image
image/gif 54.246.211.24
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://c0.adalyser.com/tracking/track/v3/p?stm=1660073710174&e=lce1&url=https%3A%2F%2Fwww.duolingo.com%2F&cid=duolingo&p=%7B%22et%22%3A1660073710172%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%226588094b-1c4c-4867-8175-a864c09b0836%22%2C%22duid%22%3A%22972dc262-612c-487a-8ca8-04d189cf68a0%22%2C%22cw%22%3A1660073710172%7D&userAgent=Mozilla%2F5.0%20(Windows%20NT%2010.0%3B%20Win64%3B%20x64)%20AppleWebKit%2F537.36%20(KHTML%2C%20like%20Gecko)%20Chrome%2F104.0.5112.79%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: 54.246.211.24 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-54-246-211-24.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/104.0.5112.79 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 09 Aug 2022 19:35:10 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
H3

200

dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F Show response
9814127.fls.doubleclick.net/ddm/fls/r/ Frame 3C17
Redirect Chain

https://adservice.google.de/ddm/fls/i/dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F
https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duol...

2 KB
917 B

46ms
46ms

Document
text/html

172.217.18.6
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Requested by

Host: adservice.google.com
URL: https://adservice.google.com/ddm/fls/i/dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Protocol

Security

QUIC, , AES_128_GCM

Server

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

Reverse DNS

fra02s19-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/104.0.5112.79 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: Tue, 09 Aug 2022 19:35:10 GMT
expires: Tue, 09 Aug 2022 19:35:10 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: Tue, 09 Aug 2022 19:35:10 GMT
expires: Fri, 01 Jan 1990 00:00:00 GMT
location: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~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
H2 200 /
insight.adsrvr.org/track/pxl/ Frame 3C17 70 B
261 B 201ms
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=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~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/104.0.5112.79 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 09 Aug 2022 19:35:10 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 3C17 1 KB
1 KB 770ms
190ms Script
application/javascript 2a02:26f0:dc:188::1931
AKAMAI-ASN1

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=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:26f0:dc:188::1931 Vienna, Austria, ASN20940 (AKAMAI-ASN1, NL),
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/104.0.5112.79 Safari/537.36

Response headers

akamai-x-true-ttl: 7200
x-cdn: akamai
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
accept-ranges: bytes
content-length: 1142
access-control-expose-headers: X-CDN

GET
H3 200 fbevents.js Show response
connect.facebook.net/en_US/ Frame 3C17 100 KB
26 KB 13ms
12ms 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=CJ3bp77AuvkCFdjEmgodd4UKcA;src=9814127;type=hv3;cat=allpa0;ord=8423834202306;gtm=2wg880;auiddc=879249375.1660073710;~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

e75555ca161f289d4830a84a1856b37a9cb0077f78af600fb47c67c135baa8fd

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/104.0.5112.79 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: 26506
x-xss-protection: 0
pragma: public
x-fb-debug: n8Ut8crNBxnl3F5PXOuJtYLYzEoCVw6kU/t4M7CIQpGrbCFZOTXdiGvk6WMvo+Vlhv6WmrrpxnEkvNHHQkf1dg==
cross-origin-opener-policy: same-origin-allow-popups
x-frame-options: DENY
date: Tue, 09 Aug 2022 19:35:10 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 3C17 293 KB
84 KB 13ms
13ms 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=2.9.73&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

f70ad44101fc1e907a8acc923d68ac7754fa98d3e46005426e9db19da8a00d01

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/104.0.5112.79 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: uPmcA9HTu7DRMRYE3CGJOiP9P9esl3c4K1XYEZ8eigWdzh4xcFgoJL8ikBaxFuHAhgn/m7cuSIoaseI7OygM4g==
x-frame-options: DENY
date: Tue, 09 Aug 2022 19:35:10 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 /
www.facebook.com/tr/ Frame 3C17 44 B
91 B 29ms
12ms 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%3DCJ3bp77AuvkCFdjEmgodd4UKcA%3Bsrc%3D9814127%3Btype%3Dhv3%3Bcat%3Dallpa0%3Bord%3D8423834202306%3Bgtm%3D2wg880%3Bauiddc%3D879249375.1660073710%3B~oref%3Dhttps%253A%252F%252Fwww.duolingo.com%252F&rl=https%3A%2F%2Fadservice.google.com%2F&if=true&ts=1660073710438&sw=1600&sh=1200&v=2.9.73&r=stable&ec=0&o=30&it=1660073710407&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/104.0.5112.79 Safari/537.36

Response headers

date: Tue, 09 Aug 2022 19:35:10 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: Tue, 09 Aug 2022 19:35:10 GMT

GET
BLOB 200
OK efe82310-faa5-43e7-9619-2c2cee8facc4
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/efe82310-faa5-43e7-9619-2c2cee8facc4
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: BLOB
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 186456f68e798b6aeb8c250949d5568673a796257bfbb9ca6744c2c00d78c324

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/104.0.5112.79 Safari/537.36

Response headers

Content-Length: 787

GET
H2 200 main.c99cd143.js Show response
s.pinimg.com/ct/lib/ Frame 3C17 52 KB
18 KB 176ms
175ms Script
application/javascript 2a02:26f0:dc:188::1931
AKAMAI-ASN1

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_256_GCM
Server: 2a02:26f0:dc:188::1931 Vienna, Austria, ASN20940 (AKAMAI-ASN1, NL),
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/104.0.5112.79 Safari/537.36

Response headers

akamai-x-true-ttl: 1209600
content-encoding: gzip
x-cdn: akamai
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
accept-ranges: bytes
content-length: 18448
access-control-expose-headers: X-CDN

GET
H2 200 / Show response
ct.pinterest.com/user/ Frame 3C17 489 B
841 B 233ms
61ms XHR
application/json 23.47.212.208
AKAMAI-AS

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=1660073711346

Requested by

Host: s.pinimg.com
URL: https://s.pinimg.com/ct/lib/main.c99cd143.js

Protocol

Security

TLS 1.3, , AES_256_GCM

Server

23.47.212.208 Vienna, Austria, ASN16625 (AKAMAI-AS, US),

Reverse DNS

a23-47-212-208.deploy.static.akamaitechnologies.com

Software

Resource Hash

08d20a2ee48b6892026d9a264b4c45206ccb1018dfb5f1d643d6a10bbd2f974a

Security Headers

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

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/104.0.5112.79 Safari/537.36

Response headers

date: Tue, 09 Aug 2022 19:35:11 GMT
content-encoding: gzip
vary: Accept-Encoding
x-cdn: akamai
akamai-grn: 0.05730617.1660073711.f933888
x-envoy-upstream-service-time: 5
x-pinterest-rid: 8416621847152432
pin-unauth: dWlkPVlXRXhOVGRoTWpRdE5UTTBNeTAwWmpRM0xXRm1OR1F0TVRoaVlUUTBNV1F6Tm1FMg
access-control-allow-origin: https://9814127.fls.doubleclick.net
referrer-policy: origin
strict-transport-security: max-age=31536000 ; includeSubDomains ; preload
content-type: application/json; charset=utf-8
pragma: no-cache
access-control-expose-headers: Epik,Pin-Unauth
cache-control: no-cache,no-store,must-revalidate,max-age=0
access-control-allow-credentials: true
content-length: 351
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 /
ct.pinterest.com/v3/ Frame 3C17 35 B
333 B 229ms
60ms Image
image/gif 23.47.212.208
AKAMAI-AS

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%3DCJ3bp77AuvkCFdjEmgodd4UKcA%3Bsrc%3D9814127%3Btype%3Dhv3%3Bcat%3Dallpa0%3Bord%3D8423834202306%3Bgtm%3D2wg880%3Bauiddc%3D879249375.1660073710%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=1660073711348

Requested by

Protocol

Security

TLS 1.3, , AES_256_GCM

Server

23.47.212.208 Vienna, Austria, ASN16625 (AKAMAI-AS, US),

Reverse DNS

a23-47-212-208.deploy.static.akamaitechnologies.com

Software

Resource Hash

37b17c5135a176a9474521af147d96dfa1fb4ca0f43f00d1400bd1885be3ab9b

Security Headers

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

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/104.0.5112.79 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 09 Aug 2022 19:35:11 GMT
referrer-policy: origin
x-cdn: akamai
akamai-grn: 0.05730617.1660073711.f93388d
strict-transport-security: max-age=31536000 ; includeSubDomains ; preload
content-type: image/gif
access-control-allow-origin: *
cache-control: no-cache,no-store,must-revalidate,max-age=0
x-envoy-upstream-service-time: 3
content-length: 35
x-pinterest-rid: 1079152564397123
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 ct.html Show response
ct.pinterest.com/ Frame 4BDA 519 B
633 B 71ms
71ms Document
text/html 23.47.212.208
AKAMAI-AS

General

Check archive.org

Show headers Download Go to

Full URL

https://ct.pinterest.com/ct.html

Requested by

Host: s.pinimg.com
URL: https://s.pinimg.com/ct/lib/main.c99cd143.js

Protocol

Security

TLS 1.3, , AES_256_GCM

Server

23.47.212.208 Vienna, Austria, ASN16625 (AKAMAI-AS, US),

Reverse DNS

a23-47-212-208.deploy.static.akamaitechnologies.com

Software

Resource Hash

0af5349cb9f7625dc177ce8b0aec00e388266c2e6761c69f181ec6c2a5d6d130

Security Headers

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

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/104.0.5112.79 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

akamai-grn: 0.05730617.1660073711.f9338fc
cache-control: no-cache,no-store,must-revalidate,max-age=0
content-encoding: gzip
content-length: 307
content-type: text/html; charset=utf-8
date: Tue, 09 Aug 2022 19:35:11 GMT
expires: Sat, 01 Jan 2000 00:00:00 GMT
pragma: no-cache
referrer-policy: origin
strict-transport-security: max-age=31536000 ; includeSubDomains ; preload
vary: Accept-Encoding
x-cdn: akamai
x-envoy-upstream-service-time: 0
x-pinterest-rid: 7930519129972356

GET
H3 200 /
www.facebook.com/tr/ Frame 3C17 44 B
88 B 13ms
12ms 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%3DCJ3bp77AuvkCFdjEmgodd4UKcA%3Bsrc%3D9814127%3Btype%3Dhv3%3Bcat%3Dallpa0%3Bord%3D8423834202306%3Bgtm%3D2wg880%3Bauiddc%3D879249375.1660073710%3B~oref%3Dhttps%253A%252F%252Fwww.duolingo.com%252F&rl=https%3A%2F%2Fadservice.google.com%2F&if=true&ts=1660073711941&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=2.9.73&r=stable&ec=1&o=30&it=1660073710407&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/104.0.5112.79 Safari/537.36

Response headers

date: Tue, 09 Aug 2022 19:35:11 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: Tue, 09 Aug 2022 19:35:11 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 13:53:29	Name: logged_out_uuid Value: 121995d6-d329-4730-bbb3-d3990cfd54c2
.duolingo.com/	1970-01-20 13:53:29	Name: lang Value: de
www.duolingo.com/	1969-12-31 23:59:59	Name: wuuid Value: 856fe6ca-deec-409d-b6ca-b63853cc891f
.duolingo.com/	1970-01-20 13:53:29	Name: tsl Value: 1660073709610
.duolingo.com/	1970-01-20 13:53:29	Name: lu Value: https://www.duolingo.com/
.duolingo.com/	1970-01-20 13:53:29	Name: initial_referrer Value: $direct
.duolingo.com/	1970-01-20 13:53:29	Name: lr Value:
.duolingo.com/	1970-01-20 13:53:29	Name: lp Value: splash
.duolingo.com/	1970-01-20 07:17:29	Name: _gcl_au Value: 1.1.879249375.1660073710
www.duolingo.com/	1970-01-20 05:17:58	Name: AWSALB Value: TNRTctvqWq0k0bHG6hHS3HqSCAqzzeox6kmCQhXSI1CT1x44AQPerg3xohiltLQWnS6/ho1h1qUB+SzlCrv7CeCpfQh1mhPxtZYpa2E1p6KSa6lfqngbZQUE+VGy
www.duolingo.com/	1970-01-20 05:17:58	Name: AWSALBCORS Value: TNRTctvqWq0k0bHG6hHS3HqSCAqzzeox6kmCQhXSI1CT1x44AQPerg3xohiltLQWnS6/ho1h1qUB+SzlCrv7CeCpfQh1mhPxtZYpa2E1p6KSa6lfqngbZQUE+VGy
.duolingo.com/	1970-01-20 14:43:53	Name: _ga Value: GA1.2.1470698186.1660073710
.duolingo.com/	1970-01-20 05:09:20	Name: _gid Value: GA1.2.1199996447.1660073710
.duolingo.com/	1970-01-20 05:07:53	Name: _gat_UA-21595814-1 Value: 1
.duolingo.com/	1970-01-20 09:27:05	Name: OptanonConsent Value: isGpcEnabled=0&datestamp=Tue+Aug+09+2022+19%3A35%3A10+GMT%2B0000+(GMT)&version=6.16.0&isIABGlobal=false&consentId=70b25943-04d8-4fd0-bf97-eb4daf884548&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 07:17:29	Name: _fbp Value: fb.1.1660073710137.1863762578
.duolingo.com/	1970-01-20 05:07:55	Name: __adal_ses Value: *
.duolingo.com/	1970-01-20 14:43:53	Name: __adal_id Value: 972dc262-612c-487a-8ca8-04d189cf68a0.1660073710.1.1660073710.1660073710.6588094b-1c4c-4867-8175-a864c09b0836
.duolingo.com/	1970-01-20 09:27:05	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 05:17:58	Name: __adal_cw Value: 1660073710172
.doubleclick.net/	1970-01-20 14:29:29	Name: IDE Value: AHWqTUkdERdgg9p2OaRU_oM_Kf5dhtb2udKCayXs53_N8Kk2-jja8tfYIt9iIxKt

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=1660073709&tzoffset=0 Message: Failed to load resource: the server responded with a status of 404 ()
worker	error	URL: blob:https://www.duolingo.com/3bb548ce-ac0c-4d1b-8a89-b3c13ab4c817 Message: Mixed Content: The page at 'blob:https://www.duolingo.com/3bb548ce-ac0c-4d1b-8a89-b3c13ab4c817' 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/3bb548ce-ac0c-4d1b-8a89-b3c13ab4c817 Message: Mixed Content: The page at 'blob:https://www.duolingo.com/3bb548ce-ac0c-4d1b-8a89-b3c13ab4c817' 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.
network	error	URL: https://zombie.duolingo.com/0/web.json?user=0&ts=1660073709&tzoffset=0 Message: Failed to load resource: the server responded with a status of 404 ()

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
13.32.110.129
172.217.18.2
172.217.18.6
18.203.144.158
18.66.112.92
23.47.212.208
2600:9000:206e:2000:7:60cd:e840:21
2606:4700:4400::ac40:929e
2606:4700::6810:9440
2a00:1450:4001:80f::2003
2a00:1450:4001:812::200e
2a00:1450:4001:813::2002
2a00:1450:4001:827::2002
2a00:1450:4001:82f::2004
2a00:1450:4001:82f::2008
2a00:1450:4001:831::2002
2a00:1450:400c:c00::9b
2a02:26f0:dc:188::1931
2a03:2880:f007:8:face:b00c:0:1
2a03:2880:f107:83:face:b00c:0:25de
35.71.131.137
50.19.241.70
52.4.119.24
54.165.40.136
54.221.251.50
54.246.211.24
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0af5349cb9f7625dc177ce8b0aec00e388266c2e6761c69f181ec6c2a5d6d130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43de60f58f47997a3f62dc59cea1ad81dfacbe9a22aa4c3fcf871757e2d8cfbb
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
4fab343f62246d4933782b94f5d629aadd3d751b3f7673b11b411ac2e48d1390
4fc35fbc82802a19690bea33c5cee6c6d6054a607f43928627bf097dd8406a9b
4feaa141e37200b070a2380e09ba845df7e2f2830b65521e48d2955ce5378a8a
603b0bb9d0e628a742dfd274535a48c4f05a4f2ee1049e6e5e5fadf2c06004e6
67167722ca8e841eb131eb6afaf8dce4a654772652064c55e4517fde532514ce
6d7ed96e1c05a29870e70ecd30cc423b68abfce756ea105b08e39a23410861d6
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848fe19ed492948709b881f504ce2eb6274baa694606ca88eb9b2990a2460caf
84e01419bd81f32ac6df0f75f49c604fda9172000a3ae432b3c47b2a6a712d80
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8a013575c4e5b999110d9971e971a4f154669494f8c2f7b111c91546c2445fe2
8d70b3e6badb6973663b398d297bb32eaedd08826a1af98d0a1cfce5324ffce0
92b0ab5ddd16e52f6f4a50cc90a7f3216ed08d01309d7e9fe6901bc7059c09c1
937da427a3328eab0f38755cf0bee837674ecfeefec8f25f29da168828b5d354
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a02003a76ddd9c8ff1cf7f858bd8898b451a0f194922890955cbd44c8593cc40
a03a394c128f3ee64e88a18cb43c6fae82ac68dddfdac75723ae20aa61846f80
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b3b810fd46e7aad5b789896519011ab5366b39dbb19a5663c53525f756e89bfb
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bb361902586a2ba76e8fea66f5f808c8d1fedfb0a6001e3c9a83cc9bba3d6780
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f70ad44101fc1e907a8acc923d68ac7754fa98d3e46005426e9db19da8a00d01
ffc6cb3eaeadca385de3689ec2a96ec12aaf6873e6bfeb39d860244941111792

www.duolingo.com Open in urlscan Pro 50.19.241.70 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

98 Requests

97 %HTTPS

54 %IPv6

17 Domains

26 Subdomains

24 IPs

5 Countries

1271 kBTransfer

4104 kBSize

21 Cookies

48 Outgoing links

Page URL History

Redirected requests

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

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

Screenshot
Live screenshot

Full Image

98
Requests

97 %
HTTPS

54 %
IPv6

17
Domains

26
Subdomains

24
IPs

5
Countries

1271 kB
Transfer

4104 kB
Size

21
Cookies

98 HTTP transactions
0 data transactions