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

Go To Rescan
Add Verdict Report

Submitted URL:
https://blast.duolingo.com/redirect/56517?from_email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0Lm...
Effective URL:
https://www.duolingo.com/learn
Submission: On October 17 via api (October 17th 2019, 8:25:41 pm UTC) from BE

Summary HTTP 64 Redirects Links 44 Behaviour Indicators

Summary

This website contacted 12 IPs in 5 countries across 9 domains to perform 64 HTTP transactions. The main IP is 52.4.34.154, located in Ashburn, United States and belongs to AMAZON-AES - Amazon.com, Inc., US. The main domain is www.duolingo.com.
TLS certificate: Issued by Go Daddy Secure Certificate Authority... on January 18th 2019. Valid for: 2 years.

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
2	3.211.107.34 3.211.107.34	14618 (AMAZON-AES) (AMAZON-AES - Amazon.com)
1	2001:4de0:ac1... 2001:4de0:ac19::1:b:1b	20446 (HIGHWINDS3) (HIGHWINDS3 - Highwinds Network Group)
8	52.4.34.154 52.4.34.154	14618 (AMAZON-AES) (AMAZON-AES - Amazon.com)
27	2600:9000:215... 2600:9000:2156:800:7:60cd:e840:21	16509 (AMAZON-02) (AMAZON-02 - Amazon.com)
2	2a00:1450:400... 2a00:1450:4001:81a::2008	15169 (GOOGLE) (GOOGLE - Google LLC)
3	2a00:1450:400... 2a00:1450:4001:825::200e	15169 (GOOGLE) (GOOGLE - Google LLC)
4	2a03:2880:f00... 2a03:2880:f007:8:face:b00c:0:1	32934 (FACEBOOK) (FACEBOOK - Facebook)
2	2a03:2880:f10... 2a03:2880:f107:83:face:b00c:0:25de	32934 (FACEBOOK) (FACEBOOK - Facebook)
8	3.222.33.131 3.222.33.131	14618 (AMAZON-AES) (AMAZON-AES - Amazon.com)
1	151.101.114.110 151.101.114.110	54113 (FASTLY) (FASTLY - Fastly)
2	35.190.10.112 35.190.10.112	15169 (GOOGLE) (GOOGLE - Google LLC)
64	12

2 3.211.107.34 (Ashburn, United States)

ASN14618 (AMAZON-AES - Amazon.com, Inc., US)
PTR: ec2-3-211-107-34.compute-1.amazonaws.com

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

1 2001:4de0:ac19::1:b:1b (Netherlands)

ASN20446 (HIGHWINDS3 - Highwinds Network Group, Inc., US)

code.jquery.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

8 52.4.34.154 (Ashburn, United States)

ASN14618 (AMAZON-AES - Amazon.com, Inc., US)
PTR: ec2-52-4-34-154.compute-1.amazonaws.com

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

27 2600:9000:2156:800:7:60cd:e840:21 (United States)

ASN16509 (AMAZON-02 - Amazon.com, Inc., US)

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

2 2a00:1450:4001:81a::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE - Google LLC, US)

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

3 2a00:1450:4001:825::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE - Google LLC, US)

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

4 2a03:2880:f007:8:face:b00c:0:1 (Ireland)

ASN32934 (FACEBOOK - Facebook, Inc., US)

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

2 2a03:2880:f107:83:face:b00c:0:25de (Ireland)

ASN32934 (FACEBOOK - Facebook, Inc., US)

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

8 3.222.33.131 (Ashburn, United States)

ASN14618 (AMAZON-AES - Amazon.com, Inc., US)
PTR: ec2-3-222-33-131.compute-1.amazonaws.com

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

1 151.101.114.110 (Frankfurt am Main, Germany)

ASN54113 (FASTLY - Fastly, US)

client.perimeterx.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 35.190.10.112 (Mountain View, United States)

ASN15169 (GOOGLE - Google LLC, US)
PTR: 112.10.190.35.bc.googleusercontent.com

collector-pxasqjfz9w.perimeterx.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
27	cloudfront.net d35aaqx5ub95lt.cloudfront.net	1 MB
18	duolingo.com blast.duolingo.com www.duolingo.com excess.duolingo.com Failed	20 KB
4	facebook.net connect.facebook.net	177 KB
3	perimeterx.net client.perimeterx.net collector-pxasqjfz9w.perimeterx.net	28 KB
3	google-analytics.com www.google-analytics.com	35 KB
2	facebook.com www.facebook.com	301 B
2	googletagmanager.com www.googletagmanager.com	45 KB
1	jquery.com code.jquery.com	29 KB
0	google.de Failed www.google.de Failed
64	9

	Domain	Requested by
27	d35aaqx5ub95lt.cloudfront.net	www.duolingo.com d35aaqx5ub95lt.cloudfront.net
8	excess.duolingo.com	d35aaqx5ub95lt.cloudfront.net
8	www.duolingo.com	blast.duolingo.com d35aaqx5ub95lt.cloudfront.net
4	connect.facebook.net	blast.duolingo.com connect.facebook.net
3	www.google-analytics.com	www.googletagmanager.com
2	collector-pxasqjfz9w.perimeterx.net	d35aaqx5ub95lt.cloudfront.net
2	www.facebook.com
2	www.googletagmanager.com	d35aaqx5ub95lt.cloudfront.net
2	blast.duolingo.com	code.jquery.com
1	client.perimeterx.net	d35aaqx5ub95lt.cloudfront.net
1	code.jquery.com	blast.duolingo.com
0	www.google.de Failed
64	12

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

Domain
itunes.apple.com
play.google.com
schools.duolingo.com
ai.duolingo.com
incubator.duolingo.com
gear.duolingo.com
sponsorships.duolingo.com
englishtest.duolingo.com
tinycards.duolingo.com
podcast.duolingo.com
stories.duolingo.com
www.microsoft.com
status.duolingo.com
making.duolingo.com
www.facebook.com
twitter.com
www.youtube.com
ar.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
tr.duolingo.com
uk.duolingo.com
vi.duolingo.com
zs.duolingo.com

Subject Issuer	Validity	Valid
*.duolingo.com Go Daddy Secure Certificate Authority - G2	`2019-01-18` - `2021-01-18`	2 years	crt.sh
jquery.org COMODO RSA Domain Validation Secure Server CA	`2018-10-17` - `2020-10-16`	2 years	crt.sh
*.cloudfront.net DigiCert Global CA G2	`2019-07-17` - `2020-07-05`	a year	crt.sh
*.google-analytics.com GTS CA 1O1	`2019-09-17` - `2019-12-10`	3 months	crt.sh
*.facebook.com DigiCert SHA2 High Assurance Server CA	`2019-09-22` - `2019-12-20`	3 months	crt.sh
f4.shared.global.fastly.net GlobalSign CloudSSL CA - SHA256 - G3	`2019-04-10` - `2020-03-21`	a year	crt.sh
perimeterx.net GeoTrust RSA CA 2018	`2019-07-03` - `2021-08-31`	2 years	crt.sh

This page contains 1 frames:

Primary Page: https://www.duolingo.com/learn
Frame ID: EB05D0F59628B52CA5F223B572D96DCA
Requests: 64 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page URL History Show full URLs

https://blast.duolingo.com/redirect/56517?from_email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi... Page URL
https://www.duolingo.com/leaderboard?email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveU... Page URL
https://www.duolingo.com/learn Page URL

Detected technologies

React (JavaScript Frameworks) Expand

Overall confidence: 100%
Detected patterns

html /<[^>]+data-react/i

Google Tag Manager (Tag Managers) Expand

Overall confidence: 100%
Detected patterns

html /googletagmanager\.com\/ns\.html[^>]+><\/iframe>/i

Page Statistics

64
Requests

94 %
HTTPS

55 %
IPv6

9
Domains

12
Subdomains

12
IPs

5
Countries

1859 kB
Transfer

6891 kB
Size

12
Cookies

44 Outgoing links

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

URL: https://itunes.apple.com/app/duolingo-learn-spanish-french/id570060128?mt=8
Title: Download on theApp Store

Search URL Search Domain Scan URL

URL: https://play.google.com/store/apps/details?id=com.duolingo&hl=en&referrer=utm_source%3Dduolingo.com%26utm_medium%3Dduolingo_web%26utm_content%3Ddownload_button%26utm_campaign%3Dsplash
Title: Get it onGoogle Play

Search URL Search Domain Scan URL

URL: https://schools.duolingo.com/
Title: Bring Duolingo to your classroom

Search URL Search Domain Scan URL

URL: https://ai.duolingo.com/
Title: Research

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

URL: https://gear.duolingo.com/
Title: Gear

Search URL Search Domain Scan URL

URL: http://sponsorships.duolingo.com/
Title: Advertise with us

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

URL: https://tinycards.duolingo.com/
Title: Tinycards

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

URL: https://stories.duolingo.com/
Title: Stories

Search URL Search Domain Scan URL

URL: https://play.google.com/store/apps/details?id=com.duolingo&hl=en&referrer=utm_source%3Dduolingo.com%26utm_medium%3Dduolingo_web%26utm_content%3Dtext_link%26utm_campaign%3Dfooter_site-map
Title: Duolingo for Android

Search URL Search Domain Scan URL

URL: https://www.microsoft.com/store/apps/duolingo-learn-languages-for-free/9wzdncrcv5xn
Title: Duolingo for Windows

Search URL Search Domain Scan URL

URL: https://itunes.apple.com/app/apple-store/id1109425556?pt=1374442&ct=Site%20map&mt=8
Title: Tinycards (iOS)

Search URL Search Domain Scan URL

URL: https://schools.duolingo.com/help
Title: Schools FAQs

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: http://making.duolingo.com/
Title: Blog

Search URL Search Domain Scan URL

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

https://blast.duolingo.com/redirect/56517?from_email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&user_id=d44354d90a4bd2e39c52d1532094c19f5ed919c0NDAzMjIyODUx&email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&target=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tL2xlYWRlcmJvYXJkP2VtYWlsPVtFbmNvZGVkRW1haWxdJnV0bV9zb3VyY2U9bmV3c2xldHRlciZ1dG1fbWVkaXVtPWVtYWlsJnV0bV9jYW1wYWlnbj1CYWNrdG9TY2hvb2xTRVA=&sample_id=1774 Page URL
https://www.duolingo.com/leaderboard?email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&utm_source=newsletter&utm_medium=email&utm_campaign=BacktoSchoolSEP Page URL
https://www.duolingo.com/learn Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 14

https://www.google-analytics.com/r/collect?v=1&_v=j79&a=1269158148&t=pageview&_s=1&dl=https%3A%2F%2Fwww.duolingo.com%2Fleaderboard%3Femail%3DRedacted%26utm_source%3Dnewsletter%26utm_medium%3Demail%26utm_campaign%3DBacktoSchoolSEP&dr=https%3A%2F%2Fblast.duolingo.com%2Fredirect%2F56517%3Ffrom_email%3D4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg%3D%3D%26user_id%3Dd44354d90a4bd2e39c52d1532094c19f5ed919c0NDAzMjIyODUx%26email%3D4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg%3D%3D%26target%3DaHR0cHM6Ly93d3cuZHVvbGluZ28uY29tL2xlYWRlcmJvYXJkP2VtYWlsPVtFbmNvZGVkRW1haWxdJnV0bV9zb3VyY2U9bmV3c2xldHRlciZ1dG1fbWVkaXVtPWVtYWlsJnV0bV9jYW1wYWlnbj1CYWNrdG9TY2hvb2xTRVA%3D%26sample_id%3D1774&ul=en-us&de=UTF-8&dt=Duolingo&sd=24-bit&sr=1600x1200&vp=1585x1200&je=0&_u=YEBAAEAB~&jid=601792073&gjid=1554513001&cid=256533218.1571343926&tid=UA-21595814-1&_gid=1187547349.1571343926&_r=1&gtm=2wgaa0TX6Z97C&did=i5iSjo&z=1539132660 HTTP 302
https://stats.g.doubleclick.net/r/collect?v=1&aip=1&t=dc&_r=3&tid=UA-21595814-1&cid=256533218.1571343926&jid=601792073&_gid=1187547349.1571343926&gjid=1554513001&_v=j79&z=1539132660 HTTP 302
https://www.google.com/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-21595814-1&cid=256533218.1571343926&jid=601792073&_v=j79&z=1539132660 HTTP 302
https://www.google.de/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-21595814-1&cid=256533218.1571343926&jid=601792073&_v=j79&z=1539132660&slf_rd=1&random=3928750354

64 HTTP transactions
0 data transactions

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

GET
H2 200 56517 Show response
blast.duolingo.com/redirect/ 851 B
928 B 377ms
130ms Document
text/html 3.211.107.34
Amazon.com

General

Check archive.org

Show headers Download Go to

Full URL: https://blast.duolingo.com/redirect/56517?from_email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&user_id=d44354d90a4bd2e39c52d1532094c19f5ed919c0NDAzMjIyODUx&email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&target=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tL2xlYWRlcmJvYXJkP2VtYWlsPVtFbmNvZGVkRW1haWxdJnV0bV9zb3VyY2U9bmV3c2xldHRlciZ1dG1fbWVkaXVtPWVtYWlsJnV0bV9jYW1wYWlnbj1CYWNrdG9TY2hvb2xTRVA=&sample_id=1774
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.211.107.34 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS: ec2-3-211-107-34.compute-1.amazonaws.com
Software: /
Resource Hash: 786d9c7ebf4e7237b2113936f213f667c86ce586e1e55dc20353a687a8cec2db

Request headers

:method: GET
:authority: blast.duolingo.com
:scheme: https
:path: /redirect/56517?from_email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&user_id=d44354d90a4bd2e39c52d1532094c19f5ed919c0NDAzMjIyODUx&email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&target=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tL2xlYWRlcmJvYXJkP2VtYWlsPVtFbmNvZGVkRW1haWxdJnV0bV9zb3VyY2U9bmV3c2xldHRlciZ1dG1fbWVkaXVtPWVtYWlsJnV0bV9jYW1wYWlnbj1CYWNrdG9TY2hvb2xTRVA=&sample_id=1774
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
sec-fetch-mode: navigate
sec-fetch-user: ?1
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3
sec-fetch-site: none
accept-encoding: gzip, deflate, br
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Sec-Fetch-Mode: navigate
Sec-Fetch-User: ?1

Response headers

status: 200
date: Thu, 17 Oct 2019 20:25:25 GMT
content-type: text/html; charset=utf-8
content-length: 851

GET
H/1.1 200
OK jquery-2.1.4.min.js Show response
code.jquery.com/ 82 KB
29 KB 20ms
7ms Script
application/javascript 2001:4de0:ac19::1:b:1b
Highwinds Network...

General

Check archive.org

Show headers Download Go to

Full URL: https://code.jquery.com/jquery-2.1.4.min.js
Requested by: Host: blast.duolingo.com
URL: https://blast.duolingo.com/redirect/56517?from_email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&user_id=d44354d90a4bd2e39c52d1532094c19f5ed919c0NDAzMjIyODUx&email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&target=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tL2xlYWRlcmJvYXJkP2VtYWlsPVtFbmNvZGVkRW1haWxdJnV0bV9zb3VyY2U9bmV3c2xldHRlciZ1dG1fbWVkaXVtPWVtYWlsJnV0bV9jYW1wYWlnbj1CYWNrdG9TY2hvb2xTRVA=&sample_id=1774
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 2001:4de0:ac19::1:b:1b , Netherlands, ASN20446 (HIGHWINDS3 - Highwinds Network Group, Inc., US),
Reverse DNS
Software: nginx /
Resource Hash: f16ab224bb962910558715c82f58c10c3ed20f153ddfaa199029f141b5b0255c

Request headers

Sec-Fetch-Mode: no-cors
Referer: https://blast.duolingo.com/redirect/56517?from_email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&user_id=d44354d90a4bd2e39c52d1532094c19f5ed919c0NDAzMjIyODUx&email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&target=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tL2xlYWRlcmJvYXJkP2VtYWlsPVtFbmNvZGVkRW1haWxdJnV0bV9zb3VyY2U9bmV3c2xldHRlciZ1dG1fbWVkaXVtPWVtYWlsJnV0bV9jYW1wYWlnbj1CYWNrdG9TY2hvb2xTRVA=&sample_id=1774
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Response headers

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Server: nginx
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POST
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blast.duolingo.com/count/ 2 B
77 B 254ms
254ms XHR
text/html 3.211.107.34
Amazon.com

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Show headers Download Go to

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Sec-Fetch-Mode: cors
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Response headers

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date: Thu, 17 Oct 2019 20:25:25 GMT
content-length: 2
content-type: text/html; charset=utf-8

GET
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www.duolingo.com/ 7 KB
3 KB 378ms
137ms Document
text/html 52.4.34.154
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Full URL

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Server

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Software

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GET
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60 KB 41ms
25ms Stylesheet
text/css 2600:9000:2156:800:7:60cd:e840:21
Amazon.com

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/ltr-9f452e48.css
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Response headers

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286 KB 23ms
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Amazon.com

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js
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Response headers

date: Tue, 08 Oct 2019 05:34:38 GMT
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25 KB 42ms
27ms Script
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Amazon.com

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Show headers Download Go to

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Response headers

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GET
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306 KB 43ms
27ms Script
application/javascript 2600:9000:2156:800:7:60cd:e840:21
Amazon.com

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-ee1888ca.js
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Response headers

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GET
H2 200 Primary Request learn Show response
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3 KB 141ms
140ms Document
text/html 52.4.34.154
Amazon.com

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Show headers Download Go to

Full URL

https://www.duolingo.com/learn

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
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Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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Software

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Security Headers

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date: Thu, 17 Oct 2019 20:25:26 GMT
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Google LLC

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Full URL

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

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Protocol

Security

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Server

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Software

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Resource Hash

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Amazon.com

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Full URL

https://www.duolingo.com/2017-06-30/config?_=1571343926146

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Google LLC

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

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Facebook

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

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Security

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Facebook

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Full URL

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Facebook

General

Check archive.org

Show headers Download Go to Show image

Full URL

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Software

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Amazon.com

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Amazon.com

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Amazon.com

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Show headers Download Go to

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Amazon.com

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-ee1888ca.js
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GET
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www.googletagmanager.com/ 63 KB
23 KB 17ms
15ms Script
application/javascript 2a00:1450:4001:81a::2008
Google LLC

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-ee1888ca.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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POST
H/1.1 200
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excess.duolingo.com/ 34 B
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294ms XHR
text/plain 3.222.33.131
Amazon.com

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js
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GET
H2 200 config Show response
www.duolingo.com/2017-06-30/ 3 KB
2 KB 220ms
220ms XHR
application/json 52.4.34.154
Amazon.com

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Full URL

https://www.duolingo.com/2017-06-30/config?_=1571343926488

Requested by

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Protocol

Security

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Software

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POST
H2 200 tracking-status Show response
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266ms XHR
application/json 52.4.34.154
Amazon.com

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Full URL

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

Requested by

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URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js

Protocol

Security

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Response headers

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GET
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2 KB 219ms
219ms XHR
application/json 52.4.34.154
Amazon.com

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Full URL

https://www.duolingo.com/2017-06-30/config?_=1571343926492

Requested by

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Protocol

Security

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POST
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Amazon.com

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Full URL

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

Requested by

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URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js

Protocol

Security

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Software

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GET
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88ms Script
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Fastly

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Full URL: https://client.perimeterx.net/PXAsQJFZ9W/main.min.js
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Amazon.com

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/icon-sprite8.svg
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Amazon.com

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/star-pattern.svg
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Amazon.com

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/earth-two-rings.svg
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Amazon.com

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/juicy-flag-sprite-7.svg
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Amazon.com

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/juicy-happy.svg
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Amazon.com

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content-length: 54921
access-control-allow-origin: https://www.duolingo.com
last-modified: Thu, 13 Jun 2019 21:52:20 GMT
server: AmazonS3
etag: "faaea76c83efb0c73172b5bebb963367"
access-control-max-age: 3000
access-control-allow-methods: GET
content-type: binary/octet-stream
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cache-control: max-age=315360000
access-control-allow-credentials: true
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accept-ranges: bytes
x-amz-cf-id: esdhnXt2AtW_arpfsFp-69A0ldx3-BSQJ2d5s_H3dXBt55y_GbAmrg==

GET
H2 200 logo-white.svg
d35aaqx5ub95lt.cloudfront.net/images/ 2 KB
1 KB 7ms
7ms Image
image/svg+xml 2600:9000:2156:800:7:60cd:e840:21
Amazon.com

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/logo-white.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 2600:9000:2156:800:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 937da427a3328eab0f38755cf0bee837674ecfeefec8f25f29da168828b5d354

Request headers

Sec-Fetch-Mode: no-cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date: Mon, 26 Aug 2019 21:35:21 GMT
content-encoding: gzip
last-modified: Mon, 26 Aug 2019 21:32:07 GMT
server: AmazonS3
age: 4488606
etag: "b8b89e00db56d02aa575bf3e55845f5d"
x-cache: Hit from cloudfront
content-type: image/svg+xml
status: 200
cache-control: max-age=315360000
x-amz-cf-pop: FRA50-C1
accept-ranges: bytes
content-length: 993
via: 1.1 632ee301c4920b52f2463aa9e978c57f.cloudfront.net (CloudFront)
x-amz-cf-id: 7Yf8zE_VmTRLrw_oKJ8ZCtOnix0Gg_YDO658n40UeCACxRw83ArWvA==

POST
H/1.1 200
OK batch Show response
excess.duolingo.com/ 34 B
390 B 409ms
218ms XHR
text/plain 3.222.33.131
Amazon.com

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.222.33.131 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS: ec2-3-222-33-131.compute-1.amazonaws.com
Software: nginx/1.14.1 /
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Request headers

Sec-Fetch-Mode: cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Content-type: application/json

Response headers

Date: Thu, 17 Oct 2019 20:25:27 GMT
Accept-Encoding: gzip, identity
Server: nginx/1.14.1
Access-Control-Max-Age: 3600
Access-Control-Allow-Methods: POST, GET, OPTIONS
Access-Control-Allow-Origin: *
Connection: keep-alive
Access-Control-Allow-Headers: Content-Type, Access-Control-Allow-Headers, Authorization
Content-Length: 34

POST
H/1.1 200
OK batch Show response
excess.duolingo.com/ 34 B
390 B 398ms
238ms XHR
text/plain 3.222.33.131
Amazon.com

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.222.33.131 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS: ec2-3-222-33-131.compute-1.amazonaws.com
Software: nginx/1.14.1 /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Sec-Fetch-Mode: cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Content-type: application/json

Response headers

Date: Thu, 17 Oct 2019 20:25:27 GMT
Accept-Encoding: gzip, identity
Server: nginx/1.14.1
Access-Control-Max-Age: 3600
Access-Control-Allow-Methods: POST, GET, OPTIONS
Access-Control-Allow-Origin: *
Connection: keep-alive
Access-Control-Allow-Headers: Content-Type, Access-Control-Allow-Headers, Authorization
Content-Length: 34

POST
H/1.1 200
OK batch Show response
excess.duolingo.com/ 34 B
390 B 250ms
250ms XHR
text/plain 3.222.33.131
Amazon.com

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.222.33.131 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS: ec2-3-222-33-131.compute-1.amazonaws.com
Software: nginx/1.14.1 /
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Request headers

Sec-Fetch-Mode: cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Content-type: application/json

Response headers

Date: Thu, 17 Oct 2019 20:25:27 GMT
Accept-Encoding: gzip, identity
Server: nginx/1.14.1
Access-Control-Max-Age: 3600
Access-Control-Allow-Methods: POST, GET, OPTIONS
Access-Control-Allow-Origin: *
Connection: keep-alive
Access-Control-Allow-Headers: Content-Type, Access-Control-Allow-Headers, Authorization
Content-Length: 34

POST
H/1.1 200
OK batch Show response
excess.duolingo.com/ 34 B
390 B 148ms
147ms XHR
text/plain 3.222.33.131
Amazon.com

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.222.33.131 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS: ec2-3-222-33-131.compute-1.amazonaws.com
Software: nginx/1.14.1 /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Sec-Fetch-Mode: cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Content-type: application/json

Response headers

Date: Thu, 17 Oct 2019 20:25:27 GMT
Accept-Encoding: gzip, identity
Server: nginx/1.14.1
Access-Control-Max-Age: 3600
Access-Control-Allow-Methods: POST, GET, OPTIONS
Access-Control-Allow-Origin: *
Connection: keep-alive
Access-Control-Allow-Headers: Content-Type, Access-Control-Allow-Headers, Authorization
Content-Length: 34

POST
H/1.1 200
OK batch Show response
excess.duolingo.com/ 34 B
390 B 242ms
242ms XHR
text/plain 3.222.33.131
Amazon.com

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.222.33.131 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS: ec2-3-222-33-131.compute-1.amazonaws.com
Software: nginx/1.14.1 /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Sec-Fetch-Mode: cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Content-type: application/json

Response headers

Date: Thu, 17 Oct 2019 20:25:27 GMT
Accept-Encoding: gzip, identity
Server: nginx/1.14.1
Access-Control-Max-Age: 3600
Access-Control-Allow-Methods: POST, GET, OPTIONS
Access-Control-Allow-Origin: *
Connection: keep-alive
Access-Control-Allow-Headers: Content-Type, Access-Control-Allow-Headers, Authorization
Content-Length: 34

POST
H/1.1 200
OK batch Show response
excess.duolingo.com/ 34 B
390 B 315ms
238ms XHR
text/plain 3.222.33.131
Amazon.com

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.222.33.131 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS: ec2-3-222-33-131.compute-1.amazonaws.com
Software: nginx/1.14.1 /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Sec-Fetch-Mode: cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Content-type: application/json

Response headers

Date: Thu, 17 Oct 2019 20:25:27 GMT
Accept-Encoding: gzip, identity
Server: nginx/1.14.1
Access-Control-Max-Age: 3600
Access-Control-Allow-Methods: POST, GET, OPTIONS
Access-Control-Allow-Origin: *
Connection: keep-alive
Access-Control-Allow-Headers: Content-Type, Access-Control-Allow-Headers, Authorization
Content-Length: 34

POST
H/1.1 200
OK batch Show response
excess.duolingo.com/ 34 B
390 B 224ms
224ms XHR
text/plain 3.222.33.131
Amazon.com

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.222.33.131 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS: ec2-3-222-33-131.compute-1.amazonaws.com
Software: nginx/1.14.1 /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Sec-Fetch-Mode: cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Content-type: application/json

Response headers

Date: Thu, 17 Oct 2019 20:25:27 GMT
Accept-Encoding: gzip, identity
Server: nginx/1.14.1
Access-Control-Max-Age: 3600
Access-Control-Allow-Methods: POST, GET, OPTIONS
Access-Control-Allow-Origin: *
Connection: keep-alive
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/ 25 KB
3 KB 272ms
272ms XHR
application/json 52.4.34.154
Amazon.com

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Full URL

https://www.duolingo.com/api/1/courses/list?_=1571343926987

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

52.4.34.154 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),

Reverse DNS

ec2-52-4-34-154.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, */*
x-pxbmh: 0
Referer: https://www.duolingo.com/
X-Requested-With: XMLHttpRequest
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Sec-Fetch-Mode: cors

Response headers

pragma: no-cache
date: Thu, 17 Oct 2019 20:25:27 GMT
content-encoding: gzip
server: duo-api
x-ws: UK
x-tid: ffff015a5da8cdb20116
surrogate-control: no-store
x-frame-options: SAMEORIGIN
content-type: application/json; charset=UTF-8
status: 200
cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
x-envoy-upstream-service-time: 35
x-duo-request-host: www.duolingo.com
x-runtime: 0.03041
expires: 0

POST
H2 200 collector Show response
collector-pxasqjfz9w.perimeterx.net/api/v2/ 536 B
837 B 241ms
45ms XHR
application/json 35.190.10.112
Google LLC

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Full URL: https://collector-pxasqjfz9w.perimeterx.net/api/v2/collector
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 35.190.10.112 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS: 112.10.190.35.bc.googleusercontent.com
Software: /
Resource Hash: 055a74673260085fca44e127dee9e27199d5675eb55bde2c831562f4c37e3820

Request headers

Sec-Fetch-Mode: cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Content-type: application/x-www-form-urlencoded

Response headers

date: Thu, 17 Oct 2019 20:25:26 GMT
via: 1.1 google
status: 200
access-control-allow-methods: GET,HEAD,PUT,PATCH,POST,DELETE
content-type: application/json; charset=utf-8
access-control-allow-origin: https://www.duolingo.com
access-control-allow-credentials: true
timing-allow-origin: *
alt-svc: clear
content-length: 536

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 43 KB
17 KB 37ms
37ms Script
text/javascript 2a00:1450:4001:825::200e
Google LLC

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Full URL

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

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:825::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

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Security Headers

Name	Value
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X-Content-Type-Options	nosniff

Request headers

Sec-Fetch-Mode: no-cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

strict-transport-security: max-age=10886400; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Mon, 19 Aug 2019 17:22:41 GMT
server: Golfe2
age: 3052
date: Thu, 17 Oct 2019 19:34:35 GMT
vary: Accept-Encoding
content-type: text/javascript
status: 200
cache-control: public, max-age=7200
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length: 17803
expires: Thu, 17 Oct 2019 21:34:35 GMT

GET
H2 200 fbevents.js Show response
connect.facebook.net/en_US/ 105 KB
23 KB 55ms
55ms Script
application/x-javascript 2a03:2880:f007:8:face:b00c:0:1
Facebook

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Full URL

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

Requested by

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a03:2880:f007:8:face:b00c:0:1 , Ireland, ASN32934 (FACEBOOK - Facebook, Inc., US),

Reverse DNS

Software

Resource Hash

0629946fe142c676784daa479fe86526051bfa44bdeb5e3f4608fa22b8e153ae

Security Headers

Name	Value
Content-Security-Policy	default-src * data: blob:;script-src .facebook.com .fbcdn.net .facebook.net .google-analytics.com .virtualearth.net .google.com 127.0.0.1:* .spotilocal.com: 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' ;connect-src .facebook.com facebook.com .fbcdn.net .facebook.net .spotilocal.com: wss://.facebook.com: https://fb.scanandcleanlocal.com:* attachment.fbsbx.com ws://localhost:* blob: *.cdninstagram.com 'self';report-uri https://www.facebook.com/csp/reporting/
Strict-Transport-Security	max-age=31536000; preload; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	0

Request headers

Sec-Fetch-Mode: no-cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

strict-transport-security: max-age=31536000; preload; includeSubDomains
content-encoding: gzip
x-content-type-options: nosniff
status: 200
content-length: 23413
x-xss-protection: 0
pragma: public
x-fb-debug: IJgXDT4e1RryO5+0IUoC2o2Nb16Yg6iDow/HJhj3cETejj3HMO/e3Nkkb7GJT0M8A+iMDnsc16zopArc8C6LMQ==
x-fb-trip-id: 1970646000
x-frame-options: DENY
date: Thu, 17 Oct 2019 20:25:27 GMT
vary: Accept-Encoding
content-type: application/x-javascript; charset=utf-8
cache-control: public, max-age=1200
content-security-policy: default-src * data: blob:;script-src *.facebook.com *.fbcdn.net *.facebook.net *.google-analytics.com *.virtualearth.net *.google.com 127.0.0.1:* *.spotilocal.com:* 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' *;connect-src *.facebook.com facebook.com *.fbcdn.net *.facebook.net *.spotilocal.com:* wss://*.facebook.com:* https://fb.scanandcleanlocal.com:* attachment.fbsbx.com ws://localhost:* blob: *.cdninstagram.com 'self';report-uri https://www.facebook.com/csp/reporting/
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 collect
www.google-analytics.com/ 35 B
109 B 10ms
10ms Image
image/gif 2a00:1450:4001:825::200e
Google LLC

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Full URL

https://www.google-analytics.com/collect?v=1&_v=j79&a=772494352&t=pageview&_s=1&dl=https%3A%2F%2Fwww.duolingo.com%2F&ul=en-us&de=UTF-8&dt=Duolingo%20-%20The%20world%27s%20best%20way%20to%20learn%20a%20language&sd=24-bit&sr=1600x1200&vp=1585x1200&je=0&_u=QACAAEAB~&jid=&gjid=&cid=256533218.1571343926&tid=UA-21595814-1&_gid=1187547349.1571343926&gtm=2wgaa0TX6Z97C&did=i5iSjo&z=1843691026

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:825::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Sec-Fetch-Mode: no-cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

pragma: no-cache
date: Mon, 14 Oct 2019 21:05:35 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
age: 256792
status: 200
content-type: image/gif
access-control-allow-origin: *
cache-control: no-cache, no-store, must-revalidate
alt-svc: quic=":443"; ma=2592000; v="46,43",h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length: 35
expires: Mon, 01 Jan 1990 00:00:00 GMT

GET
H2 200 1735692093320310 Show response
connect.facebook.net/signals/config/ 281 KB
65 KB 30ms
12ms Script
application/x-javascript 2a03:2880:f007:8:face:b00c:0:1
Facebook

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Full URL

https://connect.facebook.net/signals/config/1735692093320310?v=2.9.6&r=stable

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a03:2880:f007:8:face:b00c:0:1 , Ireland, ASN32934 (FACEBOOK - Facebook, Inc., US),

Reverse DNS

Software

Resource Hash

6cc64a681a50314793422488382003d9f1bbdff5f7b729aa819f06c61790c85b

Security Headers

Name	Value
Content-Security-Policy	default-src * data: blob:;script-src .facebook.com .fbcdn.net .facebook.net .google-analytics.com .virtualearth.net .google.com 127.0.0.1:* .spotilocal.com: 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' ;connect-src .facebook.com facebook.com .fbcdn.net .facebook.net .spotilocal.com: wss://.facebook.com: https://fb.scanandcleanlocal.com:* attachment.fbsbx.com ws://localhost:* blob: *.cdninstagram.com 'self' chrome-extension://boadgeojelhgndaghljhdicfkmllpafd chrome-extension://dliochdbjfkdbacpmhlcpmleaejidimm;
Strict-Transport-Security	max-age=31536000; preload; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	0

Request headers

Sec-Fetch-Mode: no-cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

strict-transport-security: max-age=31536000; preload; includeSubDomains
content-encoding: gzip
x-content-type-options: nosniff
status: 200
content-length: 66694
x-xss-protection: 0
pragma: public
x-fb-debug: pzoRJztRN5xFnsQamJZdo1BrYwgp4gXzjioTTXswD2NH1Cz8nvJVn0ve9+yme+BZbJihElufemI49bqe3R1mLA==
x-fb-trip-id: 1970646000
x-frame-options: DENY
date: Thu, 17 Oct 2019 20:25:27 GMT
vary: Accept-Encoding
content-type: application/x-javascript; charset=utf-8
cache-control: public, max-age=1200
content-security-policy: default-src * data: blob:;script-src *.facebook.com *.fbcdn.net *.facebook.net *.google-analytics.com *.virtualearth.net *.google.com 127.0.0.1:* *.spotilocal.com:* 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' *;connect-src *.facebook.com facebook.com *.fbcdn.net *.facebook.net *.spotilocal.com:* wss://*.facebook.com:* https://fb.scanandcleanlocal.com:* attachment.fbsbx.com ws://localhost:* blob: *.cdninstagram.com 'self' chrome-extension://boadgeojelhgndaghljhdicfkmllpafd chrome-extension://dliochdbjfkdbacpmhlcpmleaejidimm;
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 /
www.facebook.com/tr/ 44 B
151 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=PageView&dl=https%3A%2F%2Fwww.duolingo.com%2F&rl=https%3A%2F%2Fwww.duolingo.com%2Fleaderboard%3Femail%3D4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg%3D%3D%26utm_source%3Dnewsletter%26utm_medium%3Demail%26utm_campaign%3DBacktoSchoolSEP&if=false&ts=1571343927809&sw=1600&sh=1200&v=2.9.6&r=stable&ec=0&o=29&fbp=fb.1.1571343926248.1846447025&it=1571343927518&coo=false&rqm=GET

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a03:2880:f107:83:face:b00c:0:25de , Ireland, ASN32934 (FACEBOOK - Facebook, Inc., US),

Reverse DNS

Software

proxygen-bolt /

Resource Hash

10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa

Security Headers

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

Request headers

Sec-Fetch-Mode: no-cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date: Thu, 17 Oct 2019 20:25:27 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
status: 200
cache-control: no-cache, must-revalidate, max-age=0
content-length: 44
expires: Thu, 17 Oct 2019 20:25:27 GMT

POST
H2 200 collector Show response
collector-pxasqjfz9w.perimeterx.net/api/v2/ 366 B
510 B 59ms
58ms XHR
application/json 35.190.10.112
Google LLC

General

Check archive.org

Show headers Download Go to

Full URL: https://collector-pxasqjfz9w.perimeterx.net/api/v2/collector
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 35.190.10.112 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS: 112.10.190.35.bc.googleusercontent.com
Software: /
Resource Hash: e324df92e27381513d3dd27621310561abcf645a55054d2a39a8484d23d8aae3

Request headers

Sec-Fetch-Mode: cors
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Content-type: application/x-www-form-urlencoded

Response headers

date: Thu, 17 Oct 2019 20:25:27 GMT
via: 1.1 google
status: 200
access-control-allow-methods: GET,HEAD,PUT,PATCH,POST,DELETE
content-type: application/json; charset=utf-8
access-control-allow-origin: https://www.duolingo.com
access-control-allow-credentials: true
timing-allow-origin: *
alt-svc: clear
content-length: 366

Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain: excess.duolingo.com
URL: https://excess.duolingo.com/batch

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

Domain: www.google.de
URL: https://www.google.de/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-21595814-1&cid=256533218.1571343926&jid=601792073&_v=j79&z=1539132660&slf_rd=1&random=3928750354

Domain: www.facebook.com
URL: https://www.facebook.com/tr/?batch=1&rqm=GET

Verdicts & Comments Add Verdict or Comment

36 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.

12 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/	1970-01-19 13:14:39	Name: lp Value: splash
.duolingo.com/	1970-01-19 13:14:39	Name: lu Value: https://www.duolingo.com/leaderboard?email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&utm_source=newsletter&utm_medium=email&utm_campaign=BacktoSchoolSEP
.duolingo.com/	1970-01-19 04:29:03	Name: _gat_UA-21595814-1 Value: 1
.duolingo.com/	1970-01-19 04:30:30	Name: _gid Value: GA1.2.1187547349.1571343926
.duolingo.com/	1970-01-19 22:00:15	Name: _ga Value: GA1.2.256533218.1571343926
.duolingo.com/	1970-01-19 13:14:39	Name: utm_parameters Value: {%22utm_campaign%22:%22BacktoSchoolSEP%22%2C%22utm_medium%22:%22email%22%2C%22utm_source%22:%22newsletter%22}
.duolingo.com/	1970-01-19 06:38:39	Name: _fbp Value: fb.1.1571343926248.1846447025
.duolingo.com/	1970-01-19 13:14:39	Name: initial_referrer Value: https://blast.duolingo.com/redirect/56517?from_email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&user_id=d44354d90a4bd2e39c52d1532094c19f5ed919c0NDAzMjIyODUx&email=4c4af12b17991b353bc7a2d9ea0e40c65b47df17Imx1Y2llbi5sZXJveUB0ZWxlbmV0LmJlIg==&target=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tL2xlYWRlcmJvYXJkP2VtYWlsPVtFbmNvZGVkRW1haWxdJnV0bV9zb3VyY2U9bmV3c2xldHRlciZ1dG1fbWVkaXVtPWVtYWlsJnV0bV9jYW1wYWlnbj1CYWNrdG9TY2hvb2xTRVA=&sample_id=1774
www.duolingo.com/	1970-01-19 04:39:08	Name: AWSALB Value: nd39baoaXrHQzDJ8pqXdSSDn6RZfJDdFwEl6MBPVa/2yYAd5tUmpl44kGs/10JsQhIG6+tt6GlbkxKOrKBj7YjOM1MWXXUkJgh9dgEtWxeAb+VQL6vieXWugmbjN
www.duolingo.com/	1969-12-31 23:59:59	Name: wuuid Value: 95b03679-ea56-4d7b-9bd1-7f9c90d27c44
.duolingo.com/	1970-01-19 13:14:39	Name: lang Value: en
.duolingo.com/	1970-01-19 13:14:39	Name: logged_out_uuid Value: af494bd4-3a45-4b65-90b1-ee1c33f95470

2 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
console-api	log	URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js(Line 106) Message: localStorage unavailable! Falling back to empty object
console-api	log	URL: https://d35aaqx5ub95lt.cloudfront.net/js/vendor-76cee218.js(Line 106) Message: localStorage unavailable! Falling back to empty object

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.

blast.duolingo.com
client.perimeterx.net
code.jquery.com
collector-pxasqjfz9w.perimeterx.net
connect.facebook.net
d35aaqx5ub95lt.cloudfront.net
excess.duolingo.com
www.duolingo.com
www.facebook.com
www.google-analytics.com
www.google.de
www.googletagmanager.com
excess.duolingo.com
www.duolingo.com
www.facebook.com
www.google.de
151.101.114.110
2001:4de0:ac19::1:b:1b
2600:9000:2156:800:7:60cd:e840:21
2a00:1450:4001:81a::2008
2a00:1450:4001:825::200e
2a03:2880:f007:8:face:b00c:0:1
2a03:2880:f107:83:face:b00c:0:25de
3.211.107.34
3.222.33.131
35.190.10.112
52.4.34.154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www.duolingo.com Open in urlscan Pro 52.4.34.154 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page URL History Show full URLs

Detected technologies

Page Statistics

64 Requests

94 %HTTPS

55 %IPv6

9 Domains

12 Subdomains

12 IPs

5 Countries

1859 kBTransfer

6891 kBSize

12 Cookies

44 Outgoing links

Page URL History

Redirected requests

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

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

Screenshot
Live screenshot

Full Image

64
Requests

94 %
HTTPS

55 %
IPv6

9
Domains

12
Subdomains

12
IPs

5
Countries

1859 kB
Transfer

6891 kB
Size

12
Cookies

64 HTTP transactions
0 data transactions