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

Go To Rescan
Add Verdict Report

Submitted URL:
http://duolingo.com/
Effective URL:
https://www.duolingo.com/
Submission: On May 12 via manual (May 12th 2023, 2:08:35 pm UTC) from US — Scanned from DE

Summary HTTP 91 Redirects Links 48 Behaviour Indicators

Summary

This website contacted 21 IPs in 4 countries across 15 domains to perform 91 HTTP transactions. The main IP is 54.145.229.240, 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 20834.
TLS certificate: Issued by Go Daddy Secure Certificate Authority... on November 20th 2022. 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)
3	54.145.229.240 54.145.229.240	14618 (AMAZON-AES) (AMAZON-AES)
5	2606:4700::68... 2606:4700::6813:bc61	13335 (CLOUDFLAR...) (CLOUDFLARENET)
7	2a00:1450:400... 2a00:1450:4001:82a::2003	15169 (GOOGLE) (GOOGLE)
38	2600:9000:21f... 2600:9000:21f3:de00:7:60cd:e840:21	16509 (AMAZON-02) (AMAZON-02)
1	2606:4700:440... 2606:4700:4400::ac40:9062	13335 (CLOUDFLAR...) (CLOUDFLARENET)
16	3.208.230.121 3.208.230.121	14618 (AMAZON-AES) (AMAZON-AES)
2	2a00:1450:400... 2a00:1450:4001:82a::2008	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:810::200d	15169 (GOOGLE) (GOOGLE)
1	143.204.215.36 143.204.215.36	16509 (AMAZON-02) (AMAZON-02)
1	13.224.189.19 13.224.189.19	16509 (AMAZON-02) (AMAZON-02)
2	2a00:1450:400... 2a00:1450:4001:806::200e	15169 (GOOGLE) (GOOGLE)
1	142.250.185.194 142.250.185.194	15169 (GOOGLE) (GOOGLE)
2	2a03:2880:f08... 2a03:2880:f083:9:face:b00c:0:3	32934 (FACEBOOK) (FACEBOOK)
2	52.16.73.72 52.16.73.72	16509 (AMAZON-02) (AMAZON-02)
1	2001:4860:480... 2001:4860:4802:34::36	15169 (GOOGLE) (GOOGLE)
1 1	2a00:1450:400... 2a00:1450:4001:803::2002	15169 (GOOGLE) (GOOGLE)
1 2	2a00:1450:400... 2a00:1450:4001:802::2004	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:812::2003	15169 (GOOGLE) (GOOGLE)
1	2a03:2880:f17... 2a03:2880:f176:84:face:b00c:0:25de	32934 (FACEBOOK) (FACEBOOK)
1	2a00:1450:400... 2a00:1450:400c:c0d::9d	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:80b::2003	15169 (GOOGLE) (GOOGLE)
91	21

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

3 54.145.229.240 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-54-145-229-240.compute-1.amazonaws.com

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

5 2606:4700::6813:bc61 (United States)

ASN13335 (CLOUDFLARENET, US)

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

7 2a00:1450:4001:82a::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.recaptcha.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
www.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

38 2600:9000:21f3:de00:7:60cd:e840:21 (United States)

ASN16509 (AMAZON-02, US)

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

1 2606:4700:4400::ac40:9062 (United States)

ASN13335 (CLOUDFLARENET, US)

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

16 3.208.230.121 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-3-208-230-121.compute-1.amazonaws.com

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

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

ASN15169 (GOOGLE, US)

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

2 2a00:1450:4001:810::200d (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 143.204.215.36 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-143-204-215-36.fra53.r.cloudfront.net

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

1 13.224.189.19 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-224-189-19.fra2.r.cloudfront.net

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

2 2a00:1450:4001:806::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 142.250.185.194 (United States)

ASN15169 (GOOGLE, US)
PTR: fra16s52-in-f2.1e100.net

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

2 2a03:2880:f083:9:face:b00c:0:3 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)

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

2 52.16.73.72 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-52-16-73-72.eu-west-1.compute.amazonaws.com

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

1 2001:4860:4802:34::36 (United States)

ASN15169 (GOOGLE, US)

region1.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:803::2002 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE, US)

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

2 2a00:1450:4001:802::2004 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE, US)

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

2 2a00:1450:4001:812::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 2a03:2880:f176:84:face:b00c:0:25de (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)

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

1 2a00:1450:400c:c0d::9d (Brussels, Belgium)

ASN15169 (GOOGLE, US)

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

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

ASN15169 (GOOGLE, US)

fonts.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
38	cloudfront.net d35aaqx5ub95lt.cloudfront.net	657 KB
22	duolingo.com 1 redirects duolingo.com — Cisco Umbrella Rank: 7067 www.duolingo.com — Cisco Umbrella Rank: 20834 excess.duolingo.com — Cisco Umbrella Rank: 10738 brb.duolingo.com — Cisco Umbrella Rank: 9257 zombie.duolingo.com — Cisco Umbrella Rank: 11266	14 KB
6	gstatic.com www.gstatic.com fonts.gstatic.com	386 KB
5	cookielaw.org cdn.cookielaw.org — Cisco Umbrella Rank: 410	117 KB
4	google.com 1 redirects accounts.google.com — Cisco Umbrella Rank: 40 www.google.com — Cisco Umbrella Rank: 2	76 KB
3	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 39 region1.google-analytics.com — Cisco Umbrella Rank: 2495	21 KB
3	recaptcha.net www.recaptcha.net — Cisco Umbrella Rank: 1509	28 KB
2	google.de www.google.de — Cisco Umbrella Rank: 5171	562 B
2	doubleclick.net 1 redirects googleads.g.doubleclick.net — Cisco Umbrella Rank: 41 stats.g.doubleclick.net — Cisco Umbrella Rank: 91	1 KB
2	adalyser.com c0.adalyser.com — Cisco Umbrella Rank: 39550	11 KB
2	facebook.net connect.facebook.net — Cisco Umbrella Rank: 161	114 KB
2	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 62	166 KB
1	facebook.com www.facebook.com — Cisco Umbrella Rank: 108	185 B
1	googleadservices.com www.googleadservices.com — Cisco Umbrella Rank: 179	2 KB
1	onetrust.com geolocation.onetrust.com — Cisco Umbrella Rank: 636	312 B
91	15

	Domain	Requested by
38	d35aaqx5ub95lt.cloudfront.net	www.duolingo.com d35aaqx5ub95lt.cloudfront.net
16	excess.duolingo.com	d35aaqx5ub95lt.cloudfront.net
5	cdn.cookielaw.org	www.duolingo.com cdn.cookielaw.org d35aaqx5ub95lt.cloudfront.net
4	www.gstatic.com	www.recaptcha.net www.gstatic.com
3	www.recaptcha.net	www.duolingo.com www.gstatic.com www.recaptcha.net
3	www.duolingo.com	d35aaqx5ub95lt.cloudfront.net
2	fonts.gstatic.com	www.recaptcha.net
2	www.google.de	www.duolingo.com
2	www.google.com	1 redirects www.duolingo.com
2	c0.adalyser.com	www.duolingo.com
2	connect.facebook.net	www.duolingo.com connect.facebook.net
2	www.google-analytics.com	www.googletagmanager.com d35aaqx5ub95lt.cloudfront.net
2	accounts.google.com	d35aaqx5ub95lt.cloudfront.net accounts.google.com
2	www.googletagmanager.com	d35aaqx5ub95lt.cloudfront.net www.googletagmanager.com
1	stats.g.doubleclick.net	d35aaqx5ub95lt.cloudfront.net
1	www.facebook.com	www.duolingo.com
1	googleads.g.doubleclick.net	1 redirects
1	region1.google-analytics.com	www.googletagmanager.com
1	www.googleadservices.com	www.googletagmanager.com
1	zombie.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	brb.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	geolocation.onetrust.com	cdn.cookielaw.org
1	duolingo.com	1 redirects
91	23

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

Domain
itunes.apple.com
play.google.com
schools.duolingo.com
englishtest.duolingo.com
careers.duolingo.com
research.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	`2022-11-20` - `2023-12-22`	a year	crt.sh
cookielaw.org Cloudflare Inc ECC CA-3	`2023-04-01` - `2024-03-31`	a year	crt.sh
misc.google.com GTS CA 1C3	`2023-04-24` - `2023-07-17`	3 months	crt.sh
*.cloudfront.net Amazon RSA 2048 M01	`2022-12-08` - `2023-12-07`	a year	crt.sh
onetrust.com Cloudflare Inc ECC CA-3	`2022-12-13` - `2023-12-13`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2023-04-24` - `2023-07-17`	3 months	crt.sh
accounts.google.com GTS CA 1C3	`2023-04-24` - `2023-07-17`	3 months	crt.sh
*.gstatic.com GTS CA 1C3	`2023-04-24` - `2023-07-17`	3 months	crt.sh
www.googleadservices.com GTS CA 1C3	`2023-04-24` - `2023-07-17`	3 months	crt.sh
*.facebook.com DigiCert SHA2 High Assurance Server CA	`2023-02-18` - `2023-05-19`	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	`2023-04-24` - `2023-07-17`	3 months	crt.sh
www.google.com GTS CA 1C3	`2023-04-24` - `2023-07-17`	3 months	crt.sh
www.google.de GTS CA 1C3	`2023-04-24` - `2023-07-17`	3 months	crt.sh

This page contains 2 frames:

Primary Page: https://www.duolingo.com/
Frame ID: ED6DC21C85771712744E060C91804F0A
Requests: 77 HTTP requests in this frame

Frame: https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=wqcyhEwminqmAoT8QO_BkXCr&size=invisible&cb=lya3t8nun3a4
Frame ID: EA4AD07B373ECD21F8ACC88F779DDA6E
Requests: 7 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

Google Sign-in (Social logins) Expand

Overall confidence: 100%
Detected patterns

accounts\.google\.com/gsi/client

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
googletagmanager\.com/gtag/js

OneTrust (Cookie compliance) Expand

Overall confidence: 100%
Detected patterns

cdn\.cookielaw\.org
otSDKStub\.js

Page Statistics

91
Requests

99 %
HTTPS

68 %
IPv6

15
Domains

23
Subdomains

21
IPs

4
Countries

1591 kB
Transfer

4600 kB
Size

22
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://careers.duolingo.com/about
Title: Team

Search URL Search Domain Scan URL

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

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: Shop

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 77

https://googleads.g.doubleclick.net/pagead/viewthroughconversion/397119219/?random=1184373371&cv=11&fst=1683900509852&bg=ffffff&guid=ON&async=1&gtm=45He35a0&u_w=1600&u_h=1200&url=https%3A%2F%2Fwww.duolingo.com%2F&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&value=1&auid=988035814.1683900510&uamb=0&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&ocp_id=XkheZOi0BNTG7_UPg-utuAE&sscte=1&crd=&eitems=ChAI8Mf3ogYQmp3umce0odJMEh0AVcGEqWug7-JejgnNxDrVEAnmwpxNNzHGt8ljPw&pscrd=EkxDaEFJOE1mM29nWVE5cmlvdGFpbjBkd2pFaVVBcWs5SzRGeFY1bEVPX2NyX2JrVkZuVGJrbnRRWWFERGN1Vkw3emdVbzNCRlFLWk5WGldDaEFJOE1mM29nWVFzTHprbzh6X3Y0NVJFaTBBU0UxN20yclI5YjE5c21lT1BBdlBrSTlxRE11c1FoLUg2dnNiUWxzaENjUEF0ZGlyUUZQdUtYT2RTWmM HTTP 302
https://www.google.com/pagead/1p-conversion/397119219/?random=1184373371&cv=11&fst=1683900509852&bg=ffffff&guid=ON&async=1&gtm=45He35a0&u_w=1600&u_h=1200&url=https%3A%2F%2Fwww.duolingo.com%2F&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&value=1&auid=988035814.1683900510&uamb=0&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&pscrd=EkxDaEFJOE1mM29nWVE5cmlvdGFpbjBkd2pFaVVBcWs5SzRGeFY1bEVPX2NyX2JrVkZuVGJrbnRRWWFERGN1Vkw3emdVbzNCRlFLWk5WGldDaEFJOE1mM29nWVFzTHprbzh6X3Y0NVJFaTBBU0UxN20yclI5YjE5c21lT1BBdlBrSTlxRE11c1FoLUg2dnNiUWxzaENjUEF0ZGlyUUZQdUtYT2RTWmM&is_vtc=1&ocp_id=XkheZOi0BNTG7_UPg-utuAE&eitems=ChAI8Mf3ogYQmp3umce0odJMEh0AVcGEqZK_ZN5CAF-PKgyXO9no6RuhgELGiuqspQ&random=3709434518 HTTP 302
https://www.google.de/pagead/1p-conversion/397119219/?random=1184373371&cv=11&fst=1683900509852&bg=ffffff&guid=ON&async=1&gtm=45He35a0&u_w=1600&u_h=1200&url=https%3A%2F%2Fwww.duolingo.com%2F&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&value=1&auid=988035814.1683900510&uamb=0&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&pscrd=EkxDaEFJOE1mM29nWVE5cmlvdGFpbjBkd2pFaVVBcWs5SzRGeFY1bEVPX2NyX2JrVkZuVGJrbnRRWWFERGN1Vkw3emdVbzNCRlFLWk5WGldDaEFJOE1mM29nWVFzTHprbzh6X3Y0NVJFaTBBU0UxN20yclI5YjE5c21lT1BBdlBrSTlxRE11c1FoLUg2dnNiUWxzaENjUEF0ZGlyUUZQdUtYT2RTWmM&is_vtc=1&ocp_id=XkheZOi0BNTG7_UPg-utuAE&eitems=ChAI8Mf3ogYQmp3umce0odJMEh0AVcGEqZK_ZN5CAF-PKgyXO9no6RuhgELGiuqspQ&random=3709434518&ipr=y

91 HTTP transactions
1 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/

10 KB
4 KB

355ms
136ms

Document
text/html

54.145.229.240
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL

https://www.duolingo.com/

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-54-145-229-240.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

08540a44f976b32237fdecd017c94d3e2a04ad77a823a1e95b6cfbda3b29a474

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/113.0.5672.92 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
content-encoding: gzip
content-type: text/html; charset=UTF-8
date: Fri, 12 May 2023 14:08:29 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: 27
x-frame-options: SAMEORIGIN
x-ipcountry: US
x-runtime: 0.02507
x-tid: ffff6d5d645e483800a7
x-ws: UK

Redirect headers

Connection: keep-alive
Content-Length: 193
Content-Type: text/html
Date: Fri, 12 May 2023 14:08:28 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
7 KB 37ms
17ms Script
application/javascript 2606:4700::6813:bc61
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::6813:bc61 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

d8d41783702d7bb7a7a9c548b151903859eb90a32d29eeaa3487a7937611a27f

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/113.0.5672.92 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 12 May 2023 14:08:29 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: rpnZu/dYNZPLIh9pLOSMrg==
age: 79722
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-length: 6757
x-ms-lease-status: unlocked
last-modified: Tue, 09 May 2023 06:38:40 GMT
server: cloudflare
etag: 0x8DB5058071C5A59
vary: Accept-Encoding
content-type: application/javascript
access-control-allow-origin: *
x-ms-request-id: 4cb9a801-201e-014e-4ca9-825b56000000
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=86400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 7c633be72f069191-FRA

GET
H2 200 enterprise.js Show response
www.recaptcha.net/recaptcha/ 977 B
936 B 147ms
48ms Script
text/javascript 2a00:1450:4001:82a::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.recaptcha.net/recaptcha/enterprise.js?render=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82a::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

718d1b2196b2780d2dfe2cb5be11c20c262ae01c1c70f87ba04de5d45a2f2dcb

Security Headers

Name	Value
Content-Security-Policy	frame-ancestors 'self'
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	1; mode=block

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/113.0.5672.92 Safari/537.36

Response headers

date: Fri, 12 May 2023 14:08:29 GMT
content-encoding: gzip
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self'
server: GSE
x-frame-options: SAMEORIGIN
content-type: text/javascript; charset=UTF-8
cache-control: private, max-age=300
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 616
x-xss-protection: 1; mode=block
expires: Fri, 12 May 2023 14:08:29 GMT

GET
H2 200 manifest-a435c7d8.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 11 KB
6 KB 7ms
7ms Script
application/javascript 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-a435c7d8.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: d9d894974f5881b1571eb40af57da393db16c0e788b10870bdcfe1cb6b14a213

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/113.0.5672.92 Safari/537.36

Response headers

date: Thu, 04 May 2023 22:27:04 GMT
content-encoding: gzip
via: 1.1 debe291145dc27044f50d04bac101cd8.cloudfront.net (CloudFront)
last-modified: Thu, 04 May 2023 22:14:10 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 661286
etag: "ccc16064efb0c7daf44ad14ac711dafe"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 5661
x-amz-cf-id: M_SaeC84GRvfYK0GuorZZIqGvXb0pyMOGDS0VHCGYdH1XzIinf7Ivw==

GET
H2 200 features-788794a2.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 4 KB
2 KB 9ms
7ms Script
application/javascript 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/features-788794a2.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 846ba519c7004790e2c87e417051f57e68b09ac7f0c9c25405854abeac5eafbf

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/113.0.5672.92 Safari/537.36

Response headers

date: Wed, 29 Mar 2023 19:25:58 GMT
content-encoding: gzip
via: 1.1 debe291145dc27044f50d04bac101cd8.cloudfront.net (CloudFront)
last-modified: Wed, 29 Mar 2023 19:24:10 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 3782552
etag: "b0cb8360af944ab9f8698b4b95b01523"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 1401
x-amz-cf-id: UyIoGHYhzKqCsX8N-wdsy-PvzTzSJhRm4ip9SXEecaVdbIfvSA2O3A==

GET
H2 200 3954-01deb65c.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 30 KB
12 KB 11ms
8ms Script
application/javascript 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/3954-01deb65c.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 2feccffc133004bb891765784adbfef52379665473251e4510f9028e937ff85e

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/113.0.5672.92 Safari/537.36

Response headers

date: Wed, 22 Mar 2023 19:57:36 GMT
content-encoding: gzip
via: 1.1 debe291145dc27044f50d04bac101cd8.cloudfront.net (CloudFront)
last-modified: Wed, 22 Mar 2023 19:37:52 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 4385453
etag: "d020d2194a2a9220633a29e01a482e2c"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 11414
x-amz-cf-id: AK-xCw_wqey3lJdPZ3nB5jIGFlLYgc0TC6YLq-qwKFN4kSq1L-GZRw==

GET
H2 200 polyfills-1a981aad.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 415 B
646 B 11ms
9ms Script
application/javascript 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/polyfills-1a981aad.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: bc4d31f90e626c9f6194e20a2652365b9d247ff2826311714a6c228c14ea569f

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/113.0.5672.92 Safari/537.36

Response headers

date: Wed, 22 Mar 2023 19:57:36 GMT
content-encoding: gzip
via: 1.1 debe291145dc27044f50d04bac101cd8.cloudfront.net (CloudFront)
last-modified: Wed, 22 Mar 2023 19:37:53 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 4385453
etag: "39021882b21dd2d2d431839267ce281e"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 252
x-amz-cf-id: CuO0ALB0KNR4dPVVQCkMbd5KysPIEyGy6Eaa0cN8mnsIKajdNU9FKQ==

GET
H2 200 2867-12c97ccb.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 281 KB
92 KB 12ms
10ms Script
application/javascript 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/2867-12c97ccb.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 349ba2cdc46ce9c249858f59f500f546c14f909db3794f836c3b8292f17686d9

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/113.0.5672.92 Safari/537.36

Response headers

date: Wed, 03 May 2023 19:59:08 GMT
content-encoding: gzip
via: 1.1 debe291145dc27044f50d04bac101cd8.cloudfront.net (CloudFront)
last-modified: Wed, 03 May 2023 19:34:33 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 756562
etag: "72f45b97569936eefa37463c923b48a0"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 93260
x-amz-cf-id: 6wT-UBs5QNpfN9sd6laIWxJLEpzvM8F6y773RUD7YQcqujOPgJMPtg==

GET
H2 200 de-9b0adbaf.js Show response
d35aaqx5ub95lt.cloudfront.net/js/strings/ 26 KB
5 KB 22ms
20ms Script
application/javascript 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/strings/de-9b0adbaf.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: bd818b2b8da03f7dcec5fd60cb15ed9024adf2d14d8e0c1d14c602e7974dd40e

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/113.0.5672.92 Safari/537.36

Response headers

date: Sat, 01 Apr 2023 14:49:41 GMT
content-encoding: gzip
via: 1.1 debe291145dc27044f50d04bac101cd8.cloudfront.net (CloudFront)
last-modified: Fri, 31 Mar 2023 19:09:25 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 3539929
etag: "6d3be3fc3e017f365aeed72e0f5d2592"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 4553
x-amz-cf-id: 5BqENWmxscWVz5X1UIloDgzmUOUk8t6e806mcWoIY9NcndrgmiJvMw==

GET
H2 200 2564-19140995.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 472 KB
147 KB 23ms
21ms Script
application/javascript 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 0926547088cd701b978315c2637cccee1bfb9a13bf9964a37f6949c9aaee2782

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/113.0.5672.92 Safari/537.36

Response headers

date: Wed, 03 May 2023 19:56:39 GMT
content-encoding: gzip
via: 1.1 debe291145dc27044f50d04bac101cd8.cloudfront.net (CloudFront)
last-modified: Wed, 03 May 2023 19:34:33 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 756711
etag: "1932146c5c49e07e6782a7c33ebd99cf"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 149774
x-amz-cf-id: Eer6aoSTYJUKv_JSBIdxP7VReIUjZkXOuItmCNp_C0TDCHxxSZuPgg==

GET
H2 200 app-3a578075.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 661 KB
199 KB 30ms
28ms Script
application/javascript 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-3a578075.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
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Request headers

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AMAZON-02

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AMAZON-02

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Full URL

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Full URL

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Request headers

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AMAZON-AES

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OPTIONS
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AMAZON-AES

General

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Show headers Download Go to

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Request headers

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AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/5137-df70f3ee.css
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3 KB 9ms
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AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/5137-815211b9.js
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AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/1820-cca6f952.css
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AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/1820-b2936160.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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AMAZON-AES

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Full URL

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Full URL

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207ms Fetch
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AMAZON-02

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AMAZON-02

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Response headers

date: Fri, 12 May 2023 14:08:23 GMT
via: 1.1 3aed5a4f89d72775aaf2cc5a5f642386.cloudfront.net (CloudFront)
server: AmazonS3
x-amz-cf-pop: FRA2-C1
age: 5
access-control-max-age: 3000
access-control-allow-methods: GET, HEAD
content-type: text/html; charset=utf-8
access-control-allow-origin: https://www.duolingo.com
x-cache: Error from cloudfront
vary: Origin,Access-Control-Request-Headers,Access-Control-Request-Method
access-control-allow-credentials: true
content-length: 345
x-amz-cf-id: wdkcyIb32CUTA25qBQ8_Lr-cTC3NYzamJP23gnEK1xDkIibDrdtUnw==

GET
H2 200 config Show response
www.duolingo.com/2017-06-30/ 2 KB
1 KB 115ms
114ms Fetch
application/json 54.145.229.240
AMAZON-AES

General

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Full URL

https://www.duolingo.com/2017-06-30/config?fields=ageRestrictionLimit,clientExperiments%7Bgweb_mobile_web_conversion_logged_out%7D,featureFlags,ipCountry,speechHost&_=1683900509663

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-54-145-229-240.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

1bc4d60d1dacfd691808238da70c8f3c9aabfba5d35ebf614c611d5c1526df58

Security Headers

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

Request headers

Accept: application/json; charset=UTF-8
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/113.0.5672.92 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 12 May 2023 14:08:29 GMT
content-encoding: gzip
x-content-type-options: nosniff
referrer-policy: no-referrer
server: duo-api
vary: Origin,Access-Control-Request-Method,Access-Control-Request-Headers
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
content-length: 892
x-xss-protection: 1 ; mode=block
expires: 0

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 131ms
126ms XHR
text/plain 3.208.230.121
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 12 May 2023 14:08:30 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
H2 200 dca3b978d07a7dfc05adb1d5526e9e21.svg
d35aaqx5ub95lt.cloudfront.net/images/ 2 KB
1 KB 9ms
9ms Image
image/svg+xml 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/dca3b978d07a7dfc05adb1d5526e9e21.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 937da427a3328eab0f38755cf0bee837674ecfeefec8f25f29da168828b5d354

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36

Response headers

date: Sat, 22 Apr 2023 07:36:31 GMT
content-encoding: gzip
via: 1.1 debe291145dc27044f50d04bac101cd8.cloudfront.net (CloudFront)
last-modified: Sat, 22 Apr 2023 00:07:32 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 1751518
etag: "d2215ff5facdeb0b5d70ebc4efae5c3b"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: image/svg+xml
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 993
x-amz-cf-id: s-j-n6LfzRFO6NqoOtNzgcGthEGtCmn6VLWA0Q2Hw3Au_GfpC_qc6g==

GET
H2 200 936d5abdc28aa4f6f7219f6784691930.svg
d35aaqx5ub95lt.cloudfront.net/images/splash/ 345 B
622 B 10ms
9ms Image
image/svg+xml 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/936d5abdc28aa4f6f7219f6784691930.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: f5fd3affd2b93abe9874449b7aa259860ea39dda0cd474b73b138b4a95411f55

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/113.0.5672.92 Safari/537.36

Response headers

date: Tue, 18 Apr 2023 04:07:50 GMT
content-encoding: gzip
via: 1.1 debe291145dc27044f50d04bac101cd8.cloudfront.net (CloudFront)
last-modified: Mon, 17 Apr 2023 21:52:51 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 2109640
etag: "1e8d951e4596f41b3a8231fb0f993f91"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: image/svg+xml
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 234
x-amz-cf-id: 0TPbMvsfakV3i9oQKfLHazZ9ufXKQICR24i5eHerEf9O0K0uD97Mrw==

GET
H2 200 87938207afff1598611ba626a8c4827c.svg
d35aaqx5ub95lt.cloudfront.net/vendor/ 173 KB
39 KB 10ms
10ms Image
image/svg+xml 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/87938207afff1598611ba626a8c4827c.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 11e07480cc6b4658ae069d6825622a15d1268350fa46761549146957bb95f580

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36

Response headers

date: Mon, 24 Apr 2023 07:31:58 GMT
content-encoding: gzip
via: 1.1 debe291145dc27044f50d04bac101cd8.cloudfront.net (CloudFront)
last-modified: Sat, 22 Apr 2023 00:07:40 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 1578992
etag: "0ec579405fb93a7ea3455bae76261d4d"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: image/svg+xml
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 39497
x-amz-cf-id: kmUe-pOCLT7DzvAVtOFW4C3VfRtjpMQeS0a_MiW-B1ylVU7CMMlatw==

GET
H2 200 8183c77cba99daf1e900fb5f9b0cc671.svg
d35aaqx5ub95lt.cloudfront.net/images/super/ 10 KB
5 KB 15ms
14ms Image
image/svg+xml 2600:9000:21f3:de00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/super/8183c77cba99daf1e900fb5f9b0cc671.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:de00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 527c16b32d79f016bca1163fc87656e19b2d6ba519cacc858ba607f0ef5054df

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/113.0.5672.92 Safari/537.36

Response headers

date: Sat, 25 Mar 2023 01:52:35 GMT
content-encoding: gzip
via: 1.1 debe291145dc27044f50d04bac101cd8.cloudfront.net (CloudFront)
last-modified: Sat, 25 Mar 2023 00:41:19 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 4191355
etag: "90020a34c680c2ea2f24fee4285730f3"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: image/svg+xml
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 4415
x-amz-cf-id: mV9RcCdBi72dEqaYuQP75g4eYyWPrS8siMrL4WU0Q9kRRG8HgnJ23A==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 128ms
124ms XHR
text/plain 3.208.230.121
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 12 May 2023 14:08:30 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 123ms
118ms XHR
text/plain 3.208.230.121
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 12 May 2023 14:08:30 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 123ms
119ms XHR
text/plain 3.208.230.121
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 12 May 2023 14:08:30 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 120ms
117ms XHR
text/plain 3.208.230.121
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 12 May 2023 14:08:30 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 124ms
121ms XHR
text/plain 3.208.230.121
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 12 May 2023 14:08:30 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 128ms
125ms XHR
text/plain 3.208.230.121
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 12 May 2023 14:08:30 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 495ms
129ms Preflight 3.208.230.121
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: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 12 May 2023 14:08:30 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 496ms
131ms Preflight 3.208.230.121
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: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 12 May 2023 14:08:30 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 494ms
130ms Preflight 3.208.230.121
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: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36

Response headers

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access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 12 May 2023 14:08:30 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 491ms
129ms Preflight 3.208.230.121
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: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 12 May 2023 14:08:30 GMT
server: Jetty(9.2.z-SNAPSHOT)

GET
H2 200 otBannerSdk.js Show response
cdn.cookielaw.org/scripttemplates/6.16.0/ 374 KB
83 KB 19ms
18ms Script
application/javascript 2606:4700::6813:bc61
CLOUDFLARENET

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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::6813:bc61 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

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Resource Hash

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Security Headers

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X-Content-Type-Options	nosniff

Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36

Response headers

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date: Fri, 12 May 2023 14:08:29 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: dGCXlveaBvO7BI0nfZKP+g==
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x-ms-lease-status: unlocked
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server: cloudflare
etag: 0x8D910C57D52F14C
vary: Accept-Encoding
content-type: application/javascript
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cache-control: max-age=86400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 7c633bea0ad89191-FRA

GET
H2 200 recaptcha__de.js Show response
www.gstatic.com/recaptcha/releases/wqcyhEwminqmAoT8QO_BkXCr/ 411 KB
165 KB 327ms
62ms Script
text/javascript 2a00:1450:4001:82a::2003
GOOGLE

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Full URL

https://www.gstatic.com/recaptcha/releases/wqcyhEwminqmAoT8QO_BkXCr/recaptcha__de.js

Requested by

Host: www.recaptcha.net
URL: https://www.recaptcha.net/recaptcha/enterprise.js?render=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Reverse DNS

Software

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Resource Hash

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Security Headers

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Request headers

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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/113.0.5672.92 Safari/537.36

Response headers

date: Fri, 12 May 2023 11:40:01 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 8909
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy: cross-origin
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content-length: 168053
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server: sffe
cross-origin-opener-policy: same-origin-allow-popups; report-to="recaptcha"
vary: Accept-Encoding
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content-type: text/javascript
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
expires: Sat, 11 May 2024 11:40:01 GMT

GET
H2 200 de.json Show response
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21 KB 26ms
25ms Fetch
application/x-javascript 2606:4700::6813:bc61
CLOUDFLARENET

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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/2564-19140995.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6813:bc61 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

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Resource Hash

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Security Headers

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X-Content-Type-Options	nosniff

Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 12 May 2023 14:08:29 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: dMIz8DvRWWcZz1eHRumGDQ==
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content-length: 20920
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last-modified: Thu, 23 Mar 2023 20:58:04 GMT
server: cloudflare
etag: 0x8DB2BE14C04A10B
vary: Accept-Encoding
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cache-control: public, max-age=86400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 7c633bea7fad35e4-FRA
expires: Sat, 13 May 2023 14:08:29 GMT

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 51 KB
21 KB 250ms
62ms Script
text/javascript 2a00:1450:4001:806::200e
GOOGLE

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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

2a00:1450:4001:806::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

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Resource Hash

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Security Headers

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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/113.0.5672.92 Safari/537.36

Response headers

strict-transport-security: max-age=10886400; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
date: Fri, 12 May 2023 12:35:39 GMT
last-modified: Mon, 17 Apr 2023 22:36:01 GMT
server: Golfe2
age: 5571
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
content-length: 20737
expires: Fri, 12 May 2023 14:35:39 GMT

GET
H2 200 / Show response
www.googleadservices.com/pagead/conversion/397119219/ 3 KB
2 KB 249ms
70ms Script
text/javascript 142.250.185.194
GOOGLE

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Full URL

https://www.googleadservices.com/pagead/conversion/397119219/?random=1683900509852&cv=11&fst=1683900509852&bg=ffffff&guid=ON&async=1&gtm=45He35a0&u_w=1600&u_h=1200&url=https%3A%2F%2Fwww.duolingo.com%2F&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&value=1&bttype=purchase&auid=988035814.1683900510&uamb=0&uaw=0&rfmt=3&fmt=4

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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

Reverse DNS

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Software

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Security Headers

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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36

Response headers

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date: Fri, 12 May 2023 14:08:30 GMT
content-encoding: br
x-content-type-options: nosniff
server: cafe
content-type: text/javascript; charset=UTF-8
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content-length: 1608
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 fbevents.js Show response
connect.facebook.net/en_US/ 106 KB
28 KB 217ms
36ms Script
application/x-javascript 2a03:2880:f083:9:face:b00c:0:3
FACEBOOK

General

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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:f083:9:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

Resource Hash

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Security Headers

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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/113.0.5672.92 Safari/537.36

Response headers

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strict-transport-security: max-age=31536000; preload; includeSubDomains
date: Fri, 12 May 2023 14:08:30 GMT
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permissions-policy: accelerometer=(), hid=(), usb=()
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 adalyser.js Show response
c0.adalyser.com/ 30 KB
10 KB 237ms
57ms Script
application/javascript 52.16.73.72
AMAZON-02

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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: 52.16.73.72 Dublin, Ireland, ASN16509 (AMAZON-02, US),
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Request headers

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Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36

Response headers

date: Fri, 12 May 2023 14:08:30 GMT
content-encoding: gzip
x-powered-by: Express
etag: "30db023d137232c5464683be0e79aa99d5e6b0c7"
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cache-control: public, max-age=21600
access-control-allow-credentials: true
access-control-allow-headers: origin, content-type, accept
content-length: 10221

GET
H2 200 js Show response
www.googletagmanager.com/gtag/ 236 KB
81 KB 63ms
62ms Script
application/javascript 2a00:1450:4001:82a::2008
GOOGLE

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Full URL

https://www.googletagmanager.com/gtag/js?id=G-CSFDVCPQ4F&l=dataLayer&cx=c

Requested by

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

Protocol

Security

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Server

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Reverse DNS

Software

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Resource Hash

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Security Headers

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Request headers

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Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36

Response headers

date: Fri, 12 May 2023 14:08:29 GMT
content-encoding: br
strict-transport-security: max-age=31536000; includeSubDomains
server: Google Tag Manager
vary: Accept-Encoding
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x-xss-protection: 0
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires: Fri, 12 May 2023 14:08:29 GMT

GET
H2 200 otFlat.json Show response
cdn.cookielaw.org/scripttemplates/6.16.0/assets/ 12 KB
3 KB 26ms
25ms Fetch
application/json 2606:4700::6813:bc61
CLOUDFLARENET

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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/2564-19140995.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6813:bc61 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

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Resource Hash

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Security Headers

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Request headers

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Response headers

x-ms-blob-type: BlockBlob
date: Fri, 12 May 2023 14:08:29 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: DKM3/i+7h7Fs8cEMor3s2A==
age: 32598
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x-ms-lease-status: unlocked
last-modified: Thu, 06 May 2021 19:30:47 GMT
server: cloudflare
etag: 0x8D910C572DA86E8
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OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 104ms
103ms Preflight 3.208.230.121
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: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36

Response headers

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access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Fri, 12 May 2023 14:08:30 GMT
server: Jetty(9.2.z-SNAPSHOT)

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 128ms
123ms XHR
text/plain 3.208.230.121
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 3.208.230.121 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-3-208-230-121.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/113.0.5672.92 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 12 May 2023 14:08:30 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 p
c0.adalyser.com/tracking/track/v3/ 43 B
341 B 31ms
31ms Image
image/gif 52.16.73.72
AMAZON-02

General

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Show headers Download Go to Show image

Full URL: https://c0.adalyser.com/tracking/track/v3/p?stm=1683900510158&e=lce1&url=https%3A%2F%2Fwww.duolingo.com%2F&cid=duolingo&p=%7B%22et%22%3A1683900510156%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%22488b85a1-0da8-4e91-b352-91c0ae9d0fbb%22%2C%22duid%22%3A%225ed58f78-e66c-4dab-b45d-00df4aaa66b1%22%2C%22cw%22%3A1683900510156%7D&userAgent=Mozilla%2F5.0%20(Windows%20NT%2010.0%3B%20Win64%3B%20x64)%20AppleWebKit%2F537.36%20(KHTML%2C%20like%20Gecko)%20Chrome%2F113.0.5672.92%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: 52.16.73.72 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-52-16-73-72.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/113.0.5672.92 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 12 May 2023 14:08:30 GMT
x-powered-by: Express
etag: W/"2b-B//0C13UlayirE4cP7xgqg"
p3p: CP="ADMa OUR IND DSP NON COR"
access-control-allow-origin: *
content-type: image/gif
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
access-control-allow-headers: origin, content-type, accept
content-length: 43
expires: 0

GET
H2 200 1735692093320310 Show response
connect.facebook.net/signals/config/ 300 KB
86 KB 21ms
14ms Script
application/x-javascript 2a03:2880:f083:9:face:b00c:0:3
FACEBOOK

General

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Full URL

https://connect.facebook.net/signals/config/1735692093320310?v=2.9.104&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:f083:9:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

Resource Hash

70f961e617360069a76babb995ffa103c03d1544b163b5f9384398b3fe2643ef

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/113.0.5672.92 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
strict-transport-security: max-age=31536000; preload; includeSubDomains
date: Fri, 12 May 2023 14:08:30 GMT
document-policy: force-load-at-top
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400
content-length: 87979
x-fb-rlafr: 0
x-xss-protection: 0
pragma: public
x-fb-debug: aoZ30T2TverBtw4Gy2YwlDX+tmUf92f9ZTBfF7LAL+zoVgl7b/Pim8cxODjlDVC5U9HiiOTbwhm62xKhBkdS9Q==
cross-origin-embedder-policy-report-only: require-corp;report-to="coep_report"
x-fb-trip-id: 1679558926
cross-origin-opener-policy: same-origin-allow-popups
vary: Accept-Encoding
report-to: {"max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/?minimize=0"}],"group":"coep_report"}
content-type: application/x-javascript; charset=utf-8
x-frame-options: DENY
cache-control: public, max-age=1200
permissions-policy: accelerometer=(), magnetometer=(), midi=()
expires: Sat, 01 Jan 2000 00:00:00 GMT

POST
H2 204 collect
region1.google-analytics.com/g/ 0
246 B 68ms
22ms Ping
text/plain 2001:4860:4802:34::36
GOOGLE

General

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Show headers Download Go to

Full URL: https://region1.google-analytics.com/g/collect?v=2&tid=G-CSFDVCPQ4F&gtm=45je35a0&_p=2116564372&cid=879812303.1683900510&ul=en-us&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&ngs=1&_s=1&sid=1683900510&sct=1&seg=0&dl=https%3A%2F%2Fwww.duolingo.com%2F&dt=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&en=page_view&_fv=1&_nsi=1&_ss=1
Requested by: Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-CSFDVCPQ4F&l=dataLayer&cx=c
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2001:4860:4802:34::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software: Golfe2 /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

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/113.0.5672.92 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 12 May 2023 14:08:30 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
content-length: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2

200

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

https://googleads.g.doubleclick.net/pagead/viewthroughconversion/397119219/?random=1184373371&cv=11&fst=1683900509852&bg=ffffff&guid=ON&async=1&gtm=45He35a0&u_w=1600&u_h=1200&url=https%3A%2F%2Fwww....
https://www.google.com/pagead/1p-conversion/397119219/?random=1184373371&cv=11&fst=1683900509852&bg=ffffff&guid=ON&async=1&gtm=45He35a0&u_w=1600&u_h=1200&url=https%3A%2F%2Fwww.duolingo.com%2F&label...
https://www.google.de/pagead/1p-conversion/397119219/?random=1184373371&cv=11&fst=1683900509852&bg=ffffff&guid=ON&async=1&gtm=45He35a0&u_w=1600&u_h=1200&url=https%3A%2F%2Fwww.duolingo.com%2F&label=...

42 B
154 B

55ms
53ms

Image
image/gif

2a00:1450:4001:812::2003
GOOGLE

General

Check archive.org

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Full URL

https://www.google.de/pagead/1p-conversion/397119219/?random=1184373371&cv=11&fst=1683900509852&bg=ffffff&guid=ON&async=1&gtm=45He35a0&u_w=1600&u_h=1200&url=https%3A%2F%2Fwww.duolingo.com%2F&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&value=1&auid=988035814.1683900510&uamb=0&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&pscrd=EkxDaEFJOE1mM29nWVE5cmlvdGFpbjBkd2pFaVVBcWs5SzRGeFY1bEVPX2NyX2JrVkZuVGJrbnRRWWFERGN1Vkw3emdVbzNCRlFLWk5WGldDaEFJOE1mM29nWVFzTHprbzh6X3Y0NVJFaTBBU0UxN20yclI5YjE5c21lT1BBdlBrSTlxRE11c1FoLUg2dnNiUWxzaENjUEF0ZGlyUUZQdUtYT2RTWmM&is_vtc=1&ocp_id=XkheZOi0BNTG7_UPg-utuAE&eitems=ChAI8Mf3ogYQmp3umce0odJMEh0AVcGEqZK_ZN5CAF-PKgyXO9no6RuhgELGiuqspQ&random=3709434518&ipr=y

Requested by

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

Protocol

Server

2a00:1450:4001:812::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/113.0.5672.92 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 12 May 2023 14:08:30 GMT
content-security-policy: script-src 'none'; object-src 'none'
x-content-type-options: nosniff
server: cafe
content-type: image/gif
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
timing-allow-origin: *
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

Redirect headers

pragma: no-cache
date: Fri, 12 May 2023 14:08:30 GMT
content-security-policy: script-src 'none'; object-src 'none'
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"
location: https://www.google.de/pagead/1p-conversion/397119219/?random=1184373371&cv=11&fst=1683900509852&bg=ffffff&guid=ON&async=1&gtm=45He35a0&u_w=1600&u_h=1200&url=https%3A%2F%2Fwww.duolingo.com%2F&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&value=1&auid=988035814.1683900510&uamb=0&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&pscrd=EkxDaEFJOE1mM29nWVE5cmlvdGFpbjBkd2pFaVVBcWs5SzRGeFY1bEVPX2NyX2JrVkZuVGJrbnRRWWFERGN1Vkw3emdVbzNCRlFLWk5WGldDaEFJOE1mM29nWVFzTHprbzh6X3Y0NVJFaTBBU0UxN20yclI5YjE5c21lT1BBdlBrSTlxRE11c1FoLUg2dnNiUWxzaENjUEF0ZGlyUUZQdUtYT2RTWmM&is_vtc=1&ocp_id=XkheZOi0BNTG7_UPg-utuAE&eitems=ChAI8Mf3ogYQmp3umce0odJMEh0AVcGEqZK_ZN5CAF-PKgyXO9no6RuhgELGiuqspQ&random=3709434518&ipr=y
content-type: image/gif
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
timing-allow-origin: *
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

POST
H2 200 collect Show response
www.google-analytics.com/j/ 4 B
210 B 100ms
97ms XHR
text/plain 2a00:1450:4001:806::200e
GOOGLE

General

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Show headers Download Go to

Full URL

https://www.google-analytics.com/j/collect?v=1&_v=j100&a=2116564372&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=YADAAEABAAAAACgAI~&jid=1755532190&gjid=1590423263&cid=879812303.1683900510&tid=UA-21595814-1&_gid=1406396857.1683900510&_r=1&_slc=1&gtm=45He35a0n81TX6Z97C&did=i5iSjo&z=651826897

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:806::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

aec60bc104db041b1512185839f18f52986df7e569e5445f740dd60f763fbca8

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/113.0.5672.92 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
date: Fri, 12 May 2023 14:08:30 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
content-length: 4
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 /
www.facebook.com/tr/ 0
185 B 42ms
23ms Image
text/plain 2a03:2880:f176:84:face:b00c:0:25de
FACEBOOK

General

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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=1683900510277&sw=1600&sh=1200&v=2.9.104&r=stable&ec=0&o=29&fbp=fb.1.1683900510275.859864339&it=1683900510166&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:f176:84:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

proxygen-bolt /

Resource Hash

e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

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/113.0.5672.92 Safari/537.36

Response headers

strict-transport-security: max-age=31536000; includeSubDomains
date: Fri, 12 May 2023 14:08:30 GMT
server: proxygen-bolt
content-type: text/plain
access-control-allow-origin
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400
content-length: 0

GET
H2 200 anchor Show response
www.recaptcha.net/recaptcha/enterprise/ Frame EA4A 50 KB
27 KB 68ms
65ms Document
text/html 2a00:1450:4001:82a::2003
GOOGLE

General

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Show headers Download Go to

Full URL

https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=wqcyhEwminqmAoT8QO_BkXCr&size=invisible&cb=lya3t8nun3a4

Requested by

Host: www.gstatic.com
URL: https://www.gstatic.com/recaptcha/releases/wqcyhEwminqmAoT8QO_BkXCr/recaptcha__de.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82a::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

74e969b39a696fb9af505a4b02a44dd792ee81b28c15573f6f7d15e6325e1fcf

Security Headers

Name	Value
Content-Security-Policy	script-src 'report-sample' 'nonce-EdGyAd29lkTSE4pEFSj_sQ' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/recaptcha/1
X-Content-Type-Options	nosniff
X-Xss-Protection	1; mode=block

Request headers

Referer: https://www.duolingo.com/
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
cache-control: no-cache, no-store, max-age=0, must-revalidate
content-encoding: gzip
content-length: 27515
content-security-policy: script-src 'report-sample' 'nonce-EdGyAd29lkTSE4pEFSj_sQ' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/recaptcha/1
content-type: text/html; charset=utf-8
cross-origin-embedder-policy: require-corp
cross-origin-resource-policy: cross-origin
date: Fri, 12 May 2023 14:08:30 GMT
expires: Mon, 01 Jan 1990 00:00:00 GMT
pragma: no-cache
report-to: {"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
server: GSE
x-content-type-options: nosniff
x-xss-protection: 1; mode=block

POST
H2 200 collect Show response
stats.g.doubleclick.net/j/ 4 B
350 B 67ms
21ms XHR
text/plain 2a00:1450:400c:c0d::9d
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j100&tid=UA-21595814-1&cid=879812303.1683900510&jid=1755532190&gjid=1590423263&_gid=1406396857.1683900510&_u=YADAAEAAAAAAACgAI~&z=784853809

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/2564-19140995.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:400c:c0d::9d 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/113.0.5672.92 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
strict-transport-security: max-age=10886400; includeSubDomains; preload
date: Fri, 12 May 2023 14:08:30 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
content-length: 4
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 ga-audiences
www.google.com/ads/ 42 B
408 B 223ms
61ms Image
image/gif 2a00:1450:4001:802::2004
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j100&tid=UA-21595814-1&cid=879812303.1683900510&jid=1755532190&_u=YADAAEAAAAAAACgAI~&z=164834548

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:802::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/113.0.5672.92 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 12 May 2023 14:08:30 GMT
x-content-type-options: nosniff
server: cafe
content-type: image/gif
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
timing-allow-origin: *
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
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
408 B 226ms
64ms Image
image/gif 2a00:1450:4001:812::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=j100&tid=UA-21595814-1&cid=879812303.1683900510&jid=1755532190&_u=YADAAEAAAAAAACgAI~&z=164834548

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:812::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/113.0.5672.92 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 12 May 2023 14:08:30 GMT
x-content-type-options: nosniff
server: cafe
content-type: image/gif
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
timing-allow-origin: *
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H3 200 styles__ltr.css
www.gstatic.com/recaptcha/releases/wqcyhEwminqmAoT8QO_BkXCr/ Frame EA4A 55 KB
24 KB 119ms
39ms Stylesheet
text/css 2a00:1450:4001:82a::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.gstatic.com/recaptcha/releases/wqcyhEwminqmAoT8QO_BkXCr/styles__ltr.css

Requested by

Host: www.recaptcha.net
URL: https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=wqcyhEwminqmAoT8QO_BkXCr&size=invisible&cb=lya3t8nun3a4

Protocol

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:82a::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

952833e41ba7a4b64c31a2d7b07dde81bf5bbacf5cbb967821cfe459d0c4a0d8

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.recaptcha.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36

Response headers

date: Fri, 12 May 2023 12:58:57 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 4173
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 24605
x-xss-protection: 0
last-modified: Mon, 08 May 2023 04:06:00 GMT
server: sffe
cross-origin-opener-policy: same-origin-allow-popups; report-to="recaptcha"
vary: Accept-Encoding
report-to: {"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type: text/css
cache-control: public, max-age=31536000
accept-ranges: bytes
expires: Sat, 11 May 2024 12:58:57 GMT

GET
H3 200 recaptcha__de.js Show response
www.gstatic.com/recaptcha/releases/wqcyhEwminqmAoT8QO_BkXCr/ Frame EA4A 411 KB
164 KB 118ms
38ms Script
text/javascript 2a00:1450:4001:82a::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.gstatic.com/recaptcha/releases/wqcyhEwminqmAoT8QO_BkXCr/recaptcha__de.js

Requested by

Protocol

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:82a::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

6996e2a02589f4ffe5d4279d5e2441ba1213a47957c1882a755b1403a0ea67d9

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.recaptcha.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36

Response headers

date: Fri, 12 May 2023 11:40:01 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 8909
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 168053
x-xss-protection: 0
last-modified: Mon, 08 May 2023 04:06:00 GMT
server: sffe
cross-origin-opener-policy: same-origin-allow-popups; report-to="recaptcha"
vary: Accept-Encoding
report-to: {"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type: text/javascript
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
expires: Sat, 11 May 2024 11:40:01 GMT

GET
H3 200 logo_48.png
www.gstatic.com/recaptcha/api2/ Frame EA4A 2 KB
2 KB 38ms
38ms Image
image/png 2a00:1450:4001:82a::2003
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.gstatic.com/recaptcha/api2/logo_48.png

Requested by

Host: www.gstatic.com
URL: https://www.gstatic.com/recaptcha/releases/wqcyhEwminqmAoT8QO_BkXCr/styles__ltr.css

Protocol

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:82a::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

1b9efb22c938500971aac2b2130a475fa23684dd69e43103894968df83145b8a

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.gstatic.com/recaptcha/releases/wqcyhEwminqmAoT8QO_BkXCr/styles__ltr.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36

Response headers

date: Sat, 06 May 2023 22:52:35 GMT
x-content-type-options: nosniff
age: 486955
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 2228
x-xss-protection: 0
last-modified: Tue, 03 Mar 2020 20:15:00 GMT
server: sffe
cross-origin-opener-policy: same-origin-allow-popups; report-to="recaptcha"
report-to: {"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type: image/png
cache-control: public, max-age=604800
accept-ranges: bytes
expires: Sat, 13 May 2023 22:52:35 GMT

GET
H2 200 KFOmCnqEu92Fr1Mu4mxK.woff2
fonts.gstatic.com/s/roboto/v18/ Frame EA4A 15 KB
16 KB 221ms
47ms Font
font/woff2 2a00:1450:4001:80b::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/roboto/v18/KFOmCnqEu92Fr1Mu4mxK.woff2

Requested by

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:80b::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

3e253b66056519aa065b00a453bac37ac5ed8f3e6fe7b542e93a9dcdcc11d0bc

Security Headers

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

Request headers

Referer: https://www.recaptcha.net/
Origin: https://www.recaptcha.net
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/113.0.5672.92 Safari/537.36

Response headers

date: Sat, 06 May 2023 22:24:03 GMT
x-content-type-options: nosniff
age: 488668
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 15344
x-xss-protection: 0
last-modified: Mon, 16 Oct 2017 17:32:55 GMT
server: sffe
cross-origin-opener-policy: same-origin; report-to="apps-themes"
report-to: {"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
expires: Sun, 05 May 2024 22:24:03 GMT

GET
H2 200 KFOlCnqEu92Fr1MmEU9fBBc4.woff2
fonts.gstatic.com/s/roboto/v18/ Frame EA4A 15 KB
15 KB 231ms
57ms Font
font/woff2 2a00:1450:4001:80b::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/roboto/v18/KFOlCnqEu92Fr1MmEU9fBBc4.woff2

Requested by

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:80b::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

5a8c1e7681318caa29e9f44e8a6e271f6a4067a2703e9916dfd4fe9099241db7

Security Headers

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

Request headers

Referer: https://www.recaptcha.net/
Origin: https://www.recaptcha.net
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/113.0.5672.92 Safari/537.36

Response headers

date: Sat, 06 May 2023 22:41:31 GMT
x-content-type-options: nosniff
age: 487620
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 15552
x-xss-protection: 0
last-modified: Mon, 16 Oct 2017 17:33:02 GMT
server: sffe
cross-origin-opener-policy: same-origin; report-to="apps-themes"
report-to: {"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
expires: Sun, 05 May 2024 22:41:31 GMT

GET
H3 200 webworker.js
www.recaptcha.net/recaptcha/enterprise/ Frame EA4A 102 B
132 B 48ms
47ms Other
text/javascript 2a00:1450:4001:82a::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.recaptcha.net/recaptcha/enterprise/webworker.js?hl=de&v=wqcyhEwminqmAoT8QO_BkXCr

Requested by

Protocol

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:82a::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

b9b41bbb484aeedab598c24291942c8c2d0af98bdba3b430bf8fcd2cb709198a

Security Headers

Name	Value
Content-Security-Policy	frame-ancestors 'self'
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	1; mode=block

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=wqcyhEwminqmAoT8QO_BkXCr&size=invisible&cb=lya3t8nun3a4
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.92 Safari/537.36

Response headers

date: Fri, 12 May 2023 14:08:30 GMT
content-encoding: gzip
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self'
server: GSE
cross-origin-embedder-policy: require-corp
x-frame-options: SAMEORIGIN
report-to: {"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type: text/javascript; charset=UTF-8
cache-control: private, max-age=300
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 110
x-xss-protection: 1; mode=block
expires: Fri, 12 May 2023 14:08:30 GMT

GET
H2 200 style
accounts.google.com/gsi/ 533 B
608 B 84ms
83ms Stylesheet
text/css 2a00:1450:4001:810::200d
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://accounts.google.com/gsi/style

Requested by

Host: accounts.google.com
URL: https://accounts.google.com/gsi/client

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:810::200d Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

1c4e7e389d73c6acf7f19cc812514e71230740791fde8a018c1d7edccf1590ae

Security Headers

Name	Value
Content-Security-Policy	require-trusted-types-for 'script';report-uri https://csp.withgoogle.com/csp/identity-sign-in-google-http, script-src 'report-sample' 'nonce-1x-GDvOp8-qWk1sJybewiQ' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/identity-sign-in-google-http
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
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/113.0.5672.92 Safari/537.36

Response headers

date: Fri, 12 May 2023 14:08:31 GMT
content-security-policy: require-trusted-types-for 'script';report-uri https://csp.withgoogle.com/csp/identity-sign-in-google-http, script-src 'report-sample' 'nonce-1x-GDvOp8-qWk1sJybewiQ' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/identity-sign-in-google-http
content-encoding: gzip
x-content-type-options: nosniff
server: ESF
x-frame-options: SAMEORIGIN
report-to: {"group":"coop_dd7de8473bddc59c6b748810a67a39b1","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/dd7de8473bddc59c6b748810a67a39b1"}]}
content-type: text/css; charset=utf-8
cache-control: private, max-age=86400
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection: 0
cross-origin-opener-policy-report-only: same-origin; report-to="coop_dd7de8473bddc59c6b748810a67a39b1"
expires: Fri, 12 May 2023 14:08:31 GMT

Verdicts & Comments Add Verdict or Comment

99 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.

22 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 20:30:36	Name: logged_out_uuid Value: df857b7d-2940-47a6-bf4b-724473896e98
.duolingo.com/	1970-01-20 20:30:36	Name: lang Value: de
www.duolingo.com/	1969-12-31 23:59:59	Name: wuuid Value: e3bb6ee3-ad97-4fa5-9da6-b4b46944cfbe
.duolingo.com/	1970-01-20 20:30:36	Name: tsl Value: 1683900509547
.duolingo.com/	1970-01-20 20:30:36	Name: lu Value: https://www.duolingo.com/
.duolingo.com/	1970-01-20 20:30:36	Name: initial_referrer Value: $direct
.duolingo.com/	1970-01-20 20:30:36	Name: lr Value:
.duolingo.com/	1970-01-20 20:30:36	Name: lp Value: splash
.duolingo.com/	1970-01-20 13:54:36	Name: _gcl_au Value: 1.1.988035814.1683900510
.duolingo.com/	1970-01-20 16:04:12	Name: OptanonConsent Value: isGpcEnabled=0&datestamp=Fri+May+12+2023+14%3A08%3A30+GMT%2B0000+(GMT)&version=6.16.0&isIABGlobal=false&consentId=bb75de84-00b8-405b-bc30-8366a89830d6&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 11:45:02	Name: __adal_ses Value: *
.duolingo.com/	1970-01-20 21:21:00	Name: __adal_id Value: 5ed58f78-e66c-4dab-b45d-00df4aaa66b1.1683900510.1.1683900510.1683900510.488b85a1-0da8-4e91-b352-91c0ae9d0fbb
.duolingo.com/	1970-01-20 16:04:12	Name: __adal_ca Value: so%3Ddirect%26me%3Dnone%26ca%3Ddirect%26co%3D%28not%2520set%29%26ke%3D%28not%2520set%29%26cg%3DDirect
.duolingo.com/	1970-01-20 11:55:05	Name: __adal_cw Value: 1683900510156
.duolingo.com/	1970-01-20 21:21:00	Name: _ga_CSFDVCPQ4F Value: GS1.1.1683900510.1.0.1683900510.0.0.0
.duolingo.com/	1970-01-20 21:21:00	Name: _ga Value: GA1.2.879812303.1683900510
.duolingo.com/	1970-01-20 11:46:26	Name: _gid Value: GA1.2.1406396857.1683900510
.duolingo.com/	1970-01-20 11:45:00	Name: _gat_UA-21595814-1 Value: 1
.duolingo.com/	1970-01-20 13:54:36	Name: _fbp Value: fb.1.1683900510275.859864339
www.duolingo.com/	1970-01-20 11:55:05	Name: AWSALB Value: +6KmdH1OqJ5OMZPjcH5kkQBE6Lr09/Al7wfYLJUHLZuUDZ0jxYFosgqihS8k7xu3j16LGCPGme/2lBjrxaAnLWpNo7xZPwhXpESiBcUoKqU58TEYmzQY2dGtmv+7
www.duolingo.com/	1970-01-20 11:55:05	Name: AWSALBCORS Value: +6KmdH1OqJ5OMZPjcH5kkQBE6Lr09/Al7wfYLJUHLZuUDZ0jxYFosgqihS8k7xu3j16LGCPGme/2lBjrxaAnLWpNo7xZPwhXpESiBcUoKqU58TEYmzQY2dGtmv+7
.doubleclick.net/	1970-01-20 11:45:01	Name: test_cookie Value: CheckForPermission

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
network	error	URL: https://zombie.duolingo.com/0/web.json?user=0&ts=1683900509&tzoffset=0 Message: Failed to load resource: the server responded with a status of 404 ()
network	error	URL: https://brb.duolingo.com/0/web.json?user=0&ts=1683900509&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.

accounts.google.com
brb.duolingo.com
c0.adalyser.com
cdn.cookielaw.org
connect.facebook.net
d35aaqx5ub95lt.cloudfront.net
duolingo.com
excess.duolingo.com
fonts.gstatic.com
geolocation.onetrust.com
googleads.g.doubleclick.net
region1.google-analytics.com
stats.g.doubleclick.net
www.duolingo.com
www.facebook.com
www.google-analytics.com
www.google.com
www.google.de
www.googleadservices.com
www.googletagmanager.com
www.gstatic.com
www.recaptcha.net
zombie.duolingo.com
13.224.189.19
142.250.185.194
143.204.215.36
2001:4860:4802:34::36
2600:9000:21f3:de00:7:60cd:e840:21
2606:4700:4400::ac40:9062
2606:4700::6813:bc61
2a00:1450:4001:802::2004
2a00:1450:4001:803::2002
2a00:1450:4001:806::200e
2a00:1450:4001:80b::2003
2a00:1450:4001:810::200d
2a00:1450:4001:812::2003
2a00:1450:4001:82a::2003
2a00:1450:4001:82a::2008
2a00:1450:400c:c0d::9d
2a03:2880:f083:9:face:b00c:0:3
2a03:2880:f176:84:face:b00c:0:25de
3.208.230.121
52.16.73.72
54.145.229.240
54.165.40.136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952833e41ba7a4b64c31a2d7b07dde81bf5bbacf5cbb967821cfe459d0c4a0d8
a03a394c128f3ee64e88a18cb43c6fae82ac68dddfdac75723ae20aa61846f80
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aec60bc104db041b1512185839f18f52986df7e569e5445f740dd60f763fbca8
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d9d894974f5881b1571eb40af57da393db16c0e788b10870bdcfe1cb6b14a213
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e269050eda47c7b8230a33fc203da2236b94a54cb8a755de13a7b29986a7eb0f
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
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e7b90d32907f89c49e9e2a2ccca95133277f756f13a14187936d9b948ff67b44
eb1fa7363d6e4772f7c49d67f031d68f209e66de6c3c05aade6fdc57a02505c1
eb6f2fd06b5aa6242490e6649ebce919c549183037200adb69b1d531dcb8fe78
ec078f79e27c3ad2f41eb5340fa93539fa32eaad4eb193ada5c23a497d3b939c
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
f5fd3affd2b93abe9874449b7aa259860ea39dda0cd474b73b138b4a95411f55
f90d159c7a961f8d49cf0197de9f4a31f91310b5cd03edc042f82beae766c88b
fd375ec46a1ac62087f94bd243ae6e89e851594ce1cef3ff23080bf114e5b0b2
ffc6cb3eaeadca385de3689ec2a96ec12aaf6873e6bfeb39d860244941111792

www.duolingo.com Open in urlscan Pro 54.145.229.240 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

91 Requests

99 %HTTPS

68 %IPv6

15 Domains

23 Subdomains

21 IPs

4 Countries

1591 kBTransfer

4600 kBSize

22 Cookies

48 Outgoing links

Page URL History

Redirected requests

91 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 1 data transactions

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

Screenshot
Live screenshot

Full Image

91
Requests

99 %
HTTPS

68 %
IPv6

15
Domains

23
Subdomains

21
IPs

4
Countries

1591 kB
Transfer

4600 kB
Size

22
Cookies

91 HTTP transactions
1 data transactions