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

Go To Rescan
Add Verdict Report

Submitted URL:
http://duolingo.com/
Effective URL:
https://www.duolingo.com/
Submission: On April 09 via manual (April 9th 2024, 2:03:39 pm UTC) — Scanned from DE

Summary HTTP 99 Redirects Links 49 Behaviour Indicators

Summary

This website contacted 12 IPs in 3 countries across 8 domains to perform 99 HTTP transactions. The main IP is 52.70.180.242, 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 36586.
TLS certificate: Issued by Go Daddy Secure Certificate Authority... on November 21st 2023. 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
2 2	54.165.40.136 54.165.40.136	14618 (AMAZON-AES) (AMAZON-AES)
4	52.70.180.242 52.70.180.242	14618 (AMAZON-AES) (AMAZON-AES)
5	2606:4700::68... 2606:4700::6813:b134	13335 (CLOUDFLAR...) (CLOUDFLARENET)
2	2a00:1450:400... 2a00:1450:4001:810::2003	15169 (GOOGLE) (GOOGLE)
65	2600:9000:21f... 2600:9000:21f3:7c00:7:60cd:e840:21	16509 (AMAZON-02) (AMAZON-02)
1	2a00:1450:400... 2a00:1450:4001:813::2003	15169 (GOOGLE) (GOOGLE)
1	2606:4700:440... 2606:4700:4400::ac40:9b77	13335 (CLOUDFLAR...) (CLOUDFLARENET)
16	52.201.93.99 52.201.93.99	14618 (AMAZON-AES) (AMAZON-AES)
1	2a00:1450:400... 2a00:1450:4001:806::2008	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:401... 2a00:1450:4013:c08::54	15169 (GOOGLE) (GOOGLE)
1	18.245.31.39 18.245.31.39	16509 (AMAZON-02) (AMAZON-02)
1	13.224.189.19 13.224.189.19	16509 (AMAZON-02) (AMAZON-02)
99	12

2 54.165.40.136 (United States) 2 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

4 52.70.180.242 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-52-70-180-242.compute-1.amazonaws.com

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

5 2606:4700::6813:b134 (United States)

ASN13335 (CLOUDFLARENET, US)

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

2 2a00:1450:4001:810::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

65 2600:9000:21f3:7c00:7:60cd:e840:21 (United States)

ASN16509 (AMAZON-02, US)

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

1 2a00:1450:4001:813::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 2606:4700:4400::ac40:9b77 (United States)

ASN13335 (CLOUDFLARENET, US)

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

16 52.201.93.99 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-52-201-93-99.compute-1.amazonaws.com

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

1 2a00:1450:4001:806::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

2 2a00:1450:4013:c08::54 (Groningen, Netherlands)

ASN15169 (GOOGLE, US)

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

1 18.245.31.39 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-245-31-39.fra56.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

	Apex Domain Subdomains	Transfer
65	cloudfront.net d35aaqx5ub95lt.cloudfront.net	2 MB
24	duolingo.com 2 redirects duolingo.com — Cisco Umbrella Rank: 4634 www.duolingo.com — Cisco Umbrella Rank: 36586 excess.duolingo.com — Cisco Umbrella Rank: 6409 brb.duolingo.com — Cisco Umbrella Rank: 7882 zombie.duolingo.com — Cisco Umbrella Rank: 7160	15 KB
5	cookielaw.org cdn.cookielaw.org — Cisco Umbrella Rank: 474	116 KB
2	google.com accounts.google.com — Cisco Umbrella Rank: 63	85 KB
2	recaptcha.net www.recaptcha.net — Cisco Umbrella Rank: 1579	1 KB
1	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 114	103 KB
1	onetrust.com geolocation.onetrust.com — Cisco Umbrella Rank: 927	295 B
1	gstatic.com www.gstatic.com	201 KB
99	8

	Domain	Requested by
65	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.duolingo.com	d35aaqx5ub95lt.cloudfront.net
2	accounts.google.com	d35aaqx5ub95lt.cloudfront.net accounts.google.com
2	www.recaptcha.net	www.duolingo.com www.gstatic.com
2	duolingo.com	2 redirects
1	zombie.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	brb.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	www.googletagmanager.com	d35aaqx5ub95lt.cloudfront.net
1	geolocation.onetrust.com	cdn.cookielaw.org
1	www.gstatic.com	www.recaptcha.net
99	12

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

Domain
itunes.apple.com
play.google.com
englishtest.duolingo.com
schools.duolingo.com
blog.duolingo.com
careers.duolingo.com
research.duolingo.com
design.duolingo.com
store.duolingo.com
press.duolingo.com
investors.duolingo.com
podcast.duolingo.com
apps.apple.com
duolingoschools.zendesk.com
status.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
te.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	`2023-11-21` - `2024-12-22`	a year	crt.sh
cookielaw.org Cloudflare Inc ECC CA-3	`2024-03-01` - `2024-12-31`	10 months	crt.sh
misc.google.com GTS CA 1C3	`2024-03-04` - `2024-05-27`	3 months	crt.sh
*.cloudfront.net Amazon RSA 2048 M01	`2023-10-10` - `2024-09-19`	a year	crt.sh
*.gstatic.com GTS CA 1C3	`2024-03-04` - `2024-05-27`	3 months	crt.sh
onetrust.com Cloudflare Inc ECC CA-3	`2023-11-13` - `2024-11-12`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2024-03-04` - `2024-05-27`	3 months	crt.sh
accounts.google.com GTS CA 1C3	`2024-03-04` - `2024-05-27`	3 months	crt.sh

This page contains 2 frames:

Primary Page: https://www.duolingo.com/
Frame ID: 270B7CA82B0899E7E75EF0A6F5B1C0DB
Requests: 91 HTTP requests in this frame

Frame: https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=rz4DvU-cY2JYCwHSTck0_qm-&size=invisible&cb=sqiuoxatflnd
Frame ID: 5EDF63EFCB727B45D045B78377F973DA
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Duolingo - The world's best way to learn a language

Page URL History Show full URLs

http://duolingo.com/ HTTP 307
https://duolingo.com/ HTTP 302
https://www.duolingo.com/ HTTP 307
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

Google Tag Manager (Tag Managers) Expand

Overall confidence: 100%
Detected patterns

googletagmanager\.com/gtm\.js

OneTrust (Cookie compliance) Expand

Overall confidence: 100%
Detected patterns

cdn\.cookielaw\.org
otSDKStub\.js

Page Statistics

99
Requests

100 %
HTTPS

58 %
IPv6

8
Domains

12
Subdomains

12
IPs

3
Countries

2598 kB
Transfer

12138 kB
Size

11
Cookies

49 Outgoing links

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

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

URL: https://englishtest.duolingo.com/en
Title: Certify your English

Search URL Search Domain Scan URL

URL: https://schools.duolingo.com/
Title: Get your class started

Search URL Search Domain Scan URL

URL: https://blog.duolingo.com/duolingo-launches-math-app
Title: Get better at Math

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: Research

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

URL: https://design.duolingo.com/
Title: Brand guidelines

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

URL: https://apps.apple.com/app/duolingo-abc-learn-to-read/id1440502568?pt=1374442&ct=Site%20map&mt=8
Title: Duolingo ABC (iOS)

Search URL Search Domain Scan URL

URL: https://duolingoschools.zendesk.com/hc/en-us
Title: Schools FAQs

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

URL: https://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://te.duolingo.com/
Title: తెలుగు

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 307
https://duolingo.com/ HTTP 302
https://www.duolingo.com/ HTTP 307
http://duolingo.com/ HTTP 301
https://www.duolingo.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

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

9 KB
4 KB

161ms
161ms

Document
text/html

52.70.180.242
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

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

Reverse DNS

ec2-52-70-180-242.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

fedb65fe85ccd467bbd6eaa1aa47eb7edd9f45d29f093cc06b940f312afca21b

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/123.0.0.0 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
content-encoding: gzip
content-type: text/html; charset=UTF-8
date: Tue, 09 Apr 2024 14:03:32 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-runtime: 0.02376
x-tid: ffff51d666154aa20040
x-ws: UK

Redirect headers

Connection: keep-alive
Content-Length: 193
Content-Type: text/html
Date: Tue, 09 Apr 2024 14:03:31 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 100ms
32ms Script
application/javascript 2606:4700::6813:b134
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:b134 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

92e4588c227a58321a728574129e52ec244df30b90fc9a64a30ee65410104c41

Security Headers

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

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

x-ms-blob-type: BlockBlob
date: Tue, 09 Apr 2024 14:03:32 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: Pg1MHDpg+UGdovxhidM4Kg==
age: 81014
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-length: 6839
x-ms-lease-status: unlocked
last-modified: Thu, 04 Apr 2024 19:42:31 GMT
server: cloudflare
etag: 0x8DC54DF5E2A9977
vary: Accept-Encoding
content-type: application/javascript
access-control-allow-origin: *
x-ms-request-id: 90ba55a2-901e-0084-8073-874b82000000
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: 871b0a869cafa06d-FRA

GET
H2 200 enterprise.js Show response
www.recaptcha.net/recaptcha/ 2 KB
1 KB 111ms
29ms Script
text/javascript 2a00:1450:4001:810::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

2a00:1450:4001:810::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

ce308c396301d7475d855c773c9687f7bfac607748507935d7cda75a88274f9b

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

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Tue, 09 Apr 2024 14:03:32 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
x-xss-protection: 1; mode=block
expires: Tue, 09 Apr 2024 14:03:32 GMT

GET
H2 200 manifest-5863b06b.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 12 KB
6 KB 20ms
19ms Script
application/javascript 2600:9000:21f3:7c00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-5863b06b.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:7c00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: a4ee896dc5b031d1017e0c08347e909278edd0635d206bd8e9bba8553ab88bfd

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Mon, 08 Apr 2024 15:28:14 GMT
content-encoding: gzip
via: 1.1 ac0e9b19969df989a920e6d1b834d008.cloudfront.net (CloudFront)
last-modified: Mon, 08 Apr 2024 15:20:40 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 81318
etag: "7333cd078f71e243e189067370fd0b36"
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: 6132
x-amz-cf-id: YY01KjYXnv0g8UOgyJ28BUxXHGLZOYzAS6GWeOkp9_Of93i7c5VqCA==

GET
H2 200 features-aaa1ae8d.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 3 KB
2 KB 21ms
20ms Script
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/features-aaa1ae8d.js
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URL: https://www.duolingo.com/
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Response headers

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9 KB 22ms
21ms Script
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/8553-34f8e48e.js
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628 B 22ms
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/polyfills-d1e2cb95.js
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117 KB 25ms
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Response headers

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224 KB 53ms
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271 KB 84ms
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-4eb2514a.js
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/8786-b4683486.css
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-64c20f0d.css
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GOOGLE

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Response headers

date: Mon, 11 Mar 2024 17:49:58 GMT
content-encoding: gzip
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65ms Font
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AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/dcf3e686284c5e7eeca4f8e200392c01.woff2
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Request headers

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sec-ch-ua-mobile: ?0
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sec-ch-ua-platform: "Win32"

Response headers

date: Mon, 11 Mar 2024 17:49:58 GMT
content-encoding: gzip
via: 1.1 d6b9c7bad28b271f1e800a50d49ab8a4.cloudfront.net (CloudFront)
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GET
DATA 200
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General

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Full URL: data:truncated
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Response headers

Content-Type: text/javascript

GET
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295 B 82ms
36ms XHR
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CLOUDFLARENET

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Full URL

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

Requested by

Host: cdn.cookielaw.org
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Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Software

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Security Headers

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Request headers

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accept: application/json
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Response headers

date: Tue, 09 Apr 2024 14:03:32 GMT
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OPTIONS
H2 200 batch
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108ms Preflight 52.201.93.99
AMAZON-AES

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Full URL: https://excess.duolingo.com/batch
Protocol: H2
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Resource Hash

Request headers

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OPTIONS
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110ms Preflight 52.201.93.99
AMAZON-AES

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Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Resource Hash

Request headers

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Response headers

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OPTIONS
H2 200 batch
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109ms Preflight 52.201.93.99
AMAZON-AES

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Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Resource Hash

Request headers

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Response headers

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OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 382ms
109ms Preflight 52.201.93.99
AMAZON-AES

General

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Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Resource Hash

Request headers

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Response headers

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OPTIONS
H2 200 batch
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0 379ms
110ms Preflight 52.201.93.99
AMAZON-AES

General

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Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Software: Jetty(9.4.53.v20231009) /
Resource Hash

Request headers

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Response headers

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OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 375ms
109ms Preflight 52.201.93.99
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Software: Jetty(9.4.53.v20231009) /
Resource Hash

Request headers

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Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
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Response headers

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GET
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1 KB 19ms
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AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/5137-bb566835.css
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-5863b06b.js
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Request headers

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sec-ch-ua-mobile: ?0
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sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 27 Mar 2024 20:27:22 GMT
content-encoding: gzip
via: 1.1 ac0e9b19969df989a920e6d1b834d008.cloudfront.net (CloudFront)
last-modified: Wed, 27 Mar 2024 20:05:16 GMT
server: AmazonS3
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GET
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3 KB 19ms
18ms Script
application/javascript 2600:9000:21f3:7c00:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/5137-d960a8f1.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-5863b06b.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Request headers

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sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 27 Mar 2024 20:27:22 GMT
content-encoding: gzip
via: 1.1 ac0e9b19969df989a920e6d1b834d008.cloudfront.net (CloudFront)
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server: AmazonS3
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GET
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1 KB 19ms
19ms Stylesheet
text/css 2600:9000:21f3:7c00:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/6137-0e3addc4.css
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-5863b06b.js
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Request headers

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sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 27 Mar 2024 20:27:22 GMT
content-encoding: gzip
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3 KB 20ms
19ms Script
application/javascript 2600:9000:21f3:7c00:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/6137-21b95323.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-5863b06b.js
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Response headers

date: Wed, 27 Mar 2024 20:27:22 GMT
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GET
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1 KB 20ms
19ms Stylesheet
text/css 2600:9000:21f3:7c00:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/8159-bb566835.css
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-5863b06b.js
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Request headers

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Response headers

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5 KB 39ms
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AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/1234-61432e00.js
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Response headers

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AMAZON-02

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Request headers

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Response headers

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7 KB 38ms
34ms Script
application/javascript 2600:9000:21f3:7c00:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/4510-174f38dc.js
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Request headers

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sec-ch-ua-mobile: ?0
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GET
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43ms Script
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GOOGLE

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Full URL

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

Requested by

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Request headers

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Response headers

date: Tue, 09 Apr 2024 14:03:32 GMT
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GET
H2 404 web.json Show response
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766 B 106ms
18ms Fetch
text/html 18.245.31.39
AMAZON-02

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Full URL: https://brb.duolingo.com/0/web.json?user=0&ts=1712671412&tzoffset=2
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Response headers

date: Tue, 09 Apr 2024 14:03:22 GMT
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GET
H2 404 web.json Show response
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773 B 106ms
20ms Fetch
text/html 13.224.189.19
AMAZON-02

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Full URL: https://zombie.duolingo.com/0/web.json?user=0&ts=1712671412&tzoffset=2
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Response headers

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POST
H2 200 tracking-status Show response
www.duolingo.com/2017-06-30/ 2 B
1 KB 945ms
940ms Fetch
application/json 52.70.180.242
AMAZON-AES

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Full URL

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

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/8786-c51a9753.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

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Request headers

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Accept: application/json; charset=UTF-8
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Response headers

date: Tue, 09 Apr 2024 14:03:33 GMT
x-ws: UK
x-tid: ffff501e661547e305ed
surrogate-control: no-store
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GET
H2 200 config Show response
www.duolingo.com/2017-06-30/ 3 KB
1 KB 141ms
139ms Fetch
application/json 52.70.180.242
AMAZON-AES

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Full URL

https://www.duolingo.com/2017-06-30/config?fields=ageRestrictionLimit,clientExperiments%7Bsfeat_web_clientside_experiment_test_fam,sfeat_web_clientside_experiment_test_fam_v2%7D,featureFlags,ipCountry,speechHost&_=1712671412714

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URL: https://d35aaqx5ub95lt.cloudfront.net/js/8786-c51a9753.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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Software

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Request headers

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accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
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Accept: application/json; charset=UTF-8
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X-Requested-With: XMLHttpRequest
sec-ch-ua-platform: "Win32"

Response headers

pragma: no-cache
date: Tue, 09 Apr 2024 14:03:32 GMT
content-encoding: br
x-content-type-options: nosniff
referrer-policy: no-referrer
server: duo-api
vary: Origin,Access-Control-Request-Method,Access-Control-Request-Headers
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expires: 0

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
311 B 135ms
130ms XHR
text/plain 52.201.93.99
AMAZON-AES

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/8786-c51a9753.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
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Request headers

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sec-ch-ua-platform: "Win32"
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accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
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Response headers

date: Tue, 09 Apr 2024 14:03:33 GMT
accept-encoding: gzip, identity
server: Jetty(9.4.53.v20231009)
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39 KB 58ms
28ms Image
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AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/87938207afff1598611ba626a8c4827c.svg
Requested by: Host: www.duolingo.com
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Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:7c00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
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Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
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sec-ch-ua-platform: "Win32"

Response headers

date: Tue, 23 Jan 2024 06:02:20 GMT
content-encoding: gzip
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3 KB 56ms
28ms Image
image/svg+xml 2600:9000:21f3:7c00:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/f92d5f2f7d56636846861c458c0d0b6c.svg
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Request headers

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Response headers

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AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/23ab11cb1e1a9aff54facdf57833373d.svg
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Request headers

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Response headers

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AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/08ec8d0260c55c054e1b97bcbc96ea0f.svg
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Response headers

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AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/833a22b2834050d139f266a29899bb00.svg
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Response headers

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AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/9d3c2c99dd19996319a372f79b2ed3c1.svg
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Response headers

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AMAZON-02

General

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/229d5f88cc9df2eb0b68f39466500911.svg
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Response headers

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AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/22fce01f6df43e0472d7585afad9a43a.svg
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Response headers

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AMAZON-02

General

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/3a733db6d6873e1a915f70cf72554ce3.svg
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AMAZON-02

General

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/41a326f8a1a43ee68ef5ea35988fd87b.svg
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AMAZON-02

General

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/9f63957bf97d10730813cbb715a0baa0.svg
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AMAZON-02

General

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/268877aef1bcca8a53f24b746483346c.svg
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Response headers

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AMAZON-02

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/1dacb3e2a288440001755c6a30e5ec60.svg
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Reverse DNS
Software: AmazonS3 /
Resource Hash: b409e4bf0f6f41938535f4e3343dd08cb66e03abede48a8e50e358ddedfb9730

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 11 Oct 2023 20:18:04 GMT
content-encoding: gzip
via: 1.1 ac0e9b19969df989a920e6d1b834d008.cloudfront.net (CloudFront)
last-modified: Wed, 11 Oct 2023 19:37:56 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 15615929
etag: "6911312a736195f5bd9083a7d9993cad"
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: 20489
x-amz-cf-id: KGM3lUhSlrQLsLAuhIkHdNBrOwiOxQs3TVzM1aZ5f4U_REB-ybMBWQ==

GET
H2 200 890eb76de9a395b182c1c28322721405.svg
d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/ 75 KB
17 KB 81ms
59ms Image
image/svg+xml 2600:9000:21f3:7c00:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/890eb76de9a395b182c1c28322721405.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:7c00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 44a7355b3653a1ed085dd57b852627c1f1a57c6613ea8c0b44cf1f4f9f3b40b7

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Thu, 11 Jan 2024 11:21:22 GMT
content-encoding: gzip
via: 1.1 ac0e9b19969df989a920e6d1b834d008.cloudfront.net (CloudFront)
last-modified: Thu, 11 Jan 2024 08:32:13 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 7699330
etag: "5695a666ebdb86ba80514d6434b534cf"
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: 16956
x-amz-cf-id: bWmnKCOBNQuzqPvwK6riZbn2LUcB4bX97JG42-6AedpgBMt93RekrQ==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
311 B 138ms
135ms XHR
text/plain 52.201.93.99
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/8786-c51a9753.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-201-93-99.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Apr 2024 14:03:33 GMT
accept-encoding: gzip, identity
server: Jetty(9.4.53.v20231009)
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
311 B 136ms
132ms XHR
text/plain 52.201.93.99
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/8786-c51a9753.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-201-93-99.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Apr 2024 14:03:33 GMT
accept-encoding: gzip, identity
server: Jetty(9.4.53.v20231009)
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
311 B 156ms
152ms XHR
text/plain 52.201.93.99
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/8786-c51a9753.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-201-93-99.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Apr 2024 14:03:33 GMT
accept-encoding: gzip, identity
server: Jetty(9.4.53.v20231009)
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
311 B 154ms
151ms XHR
text/plain 52.201.93.99
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/8786-c51a9753.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-201-93-99.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Apr 2024 14:03:33 GMT
accept-encoding: gzip, identity
server: Jetty(9.4.53.v20231009)
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
311 B 132ms
129ms XHR
text/plain 52.201.93.99
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/8786-c51a9753.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-201-93-99.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Apr 2024 14:03:33 GMT
accept-encoding: gzip, identity
server: Jetty(9.4.53.v20231009)
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
311 B 128ms
125ms XHR
text/plain 52.201.93.99
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/8786-c51a9753.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-201-93-99.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Apr 2024 14:03:33 GMT
accept-encoding: gzip, identity
server: Jetty(9.4.53.v20231009)
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 c6eae48dd48246c89e415b89f9e55282.svg
d35aaqx5ub95lt.cloudfront.net/images/splash/ 345 B
627 B 63ms
49ms Image
image/svg+xml 2600:9000:21f3:7c00:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/c6eae48dd48246c89e415b89f9e55282.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:7c00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 9e4c89fc912d4b2e8ca8b69184c4720209cea9e7a49d587254b9275272e9ead3

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 03 Jan 2024 00:37:32 GMT
content-encoding: gzip
via: 1.1 ac0e9b19969df989a920e6d1b834d008.cloudfront.net (CloudFront)
last-modified: Tue, 02 Jan 2024 23:18:48 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 8429161
etag: "46650a8f1735be1432fbd4689b40ba41"
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: 236
x-amz-cf-id: hWuPjJJgLBZR4dvvU1QAsEXGcDfg03UuoP8HtEZSzrdVsfJhyk2C3Q==

GET
H2 200 otBannerSdk.js Show response
cdn.cookielaw.org/scripttemplates/6.16.0/ 374 KB
83 KB 31ms
31ms Script
application/javascript 2606:4700::6813:b134
CLOUDFLARENET

General

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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:b134 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

353bcd41d11cc5a2bcb6763c269e41ac785c06ace29ac10053bb7c0fa3bf1ecf

Security Headers

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

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

x-ms-blob-type: BlockBlob
date: Tue, 09 Apr 2024 14:03:33 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: dGCXlveaBvO7BI0nfZKP+g==
age: 72184
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-length: 85065
x-ms-lease-status: unlocked
last-modified: Thu, 06 May 2021 19:31:04 GMT
server: cloudflare
etag: 0x8D910C57D52F14C
vary: Accept-Encoding
content-type: application/javascript
access-control-allow-origin: *
x-ms-request-id: 710ae3a0-c01e-001f-75b5-0c8a87000000
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: 871b0a8d1ad4a06d-FRA

GET
H2 200 anchor
www.recaptcha.net/recaptcha/enterprise/ Frame 5EDF 0
0 90ms
45ms Document
text/html 2a00:1450:4001:810::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=rz4DvU-cY2JYCwHSTck0_qm-&size=invisible&cb=sqiuoxatflnd

Requested by

Host: www.gstatic.com
URL: https://www.gstatic.com/recaptcha/releases/rz4DvU-cY2JYCwHSTck0_qm-/recaptcha__de.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:810::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

Security Headers

Name	Value
Content-Security-Policy	script-src 'report-sample' 'nonce-R-bNnqoPBNNWHWt3RXxH9Q' '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/123.0.0.0 Safari/537.36
accept-language: de-DE,de;q=0.9
sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
sec-ch-ua-mobile: ?0
sec-ch-ua-platform: "Win32"

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-security-policy: script-src 'report-sample' 'nonce-R-bNnqoPBNNWHWt3RXxH9Q' '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: Tue, 09 Apr 2024 14:03:33 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

GET
H2 200 en.json Show response
cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/e43d2735-b44f-43da-ae8a-a4f881b04152/ 82 KB
20 KB 44ms
44ms Fetch
application/x-javascript 2606:4700::6813:b134
CLOUDFLARENET

General

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Show headers Download Go to

Full URL

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

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/8786-c51a9753.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6813:b134 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

da3393f0bc6f297b0d2e95369f69cf5d5de6066be834d3271a4e9d4d494644f1

Security Headers

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

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

x-ms-blob-type: BlockBlob
date: Tue, 09 Apr 2024 14:03:33 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
strict-transport-security: max-age=31536000; includeSubDomains; preload
age: 59576
content-md5: Is0Pkodj3KYwo0KsI/4g2w==
content-length: 19988
x-ms-lease-status: unlocked
last-modified: Thu, 04 Apr 2024 21:30:21 GMT
server: cloudflare
etag: 0x8DC54EE6EA5D08E
vary: Accept-Encoding
content-type: application/x-javascript
access-control-allow-origin: *
x-ms-request-id: 608b2f97-d01e-004e-62d7-86170b000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Cache-Control,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control: public, max-age=86400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 871b0a9129744d8a-FRA
expires: Wed, 10 Apr 2024 14:03:33 GMT

GET
H2 200 style
accounts.google.com/gsi/ 533 B
608 B 56ms
55ms Stylesheet
text/css 2a00:1450:4013:c08::54
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

2a00:1450:4013:c08::54 Groningen, Netherlands, 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-Zu7LzeilM64v-gNjIlzWXg' '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

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Tue, 09 Apr 2024 14:03:33 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-Zu7LzeilM64v-gNjIlzWXg' '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: Tue, 09 Apr 2024 14:03:33 GMT

GET
H2 200 favicon.ico
d35aaqx5ub95lt.cloudfront.net/ 15 KB
4 KB 20ms
20ms Other
image/vnd.microsoft.icon 2600:9000:21f3:7c00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/favicon.ico
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:7c00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 587ed3e3a94f04264f02bf6e21798c8ca32de7b7f22d30cfc667224741c4a3c2

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Sun, 07 Jan 2024 11:46:57 GMT
content-encoding: gzip
via: 1.1 ac0e9b19969df989a920e6d1b834d008.cloudfront.net (CloudFront)
last-modified: Fri, 05 Jan 2024 20:56:28 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 8043398
etag: "80b0487df87a85d16882eb991ce89431"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: image/vnd.microsoft.icon
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 3407
x-amz-cf-id: AxYGHo2FB50wKqi3JBEwmu4VBFyfx81-h5XdLNUraArV4dfOUKpgyw==

GET
H2 200 otFlat.json Show response
cdn.cookielaw.org/scripttemplates/6.16.0/assets/ 12 KB
3 KB 38ms
37ms Fetch
application/json 2606:4700::6813:b134
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

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/8786-c51a9753.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6813:b134 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

eb1fa7363d6e4772f7c49d67f031d68f209e66de6c3c05aade6fdc57a02505c1

Security Headers

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

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

x-ms-blob-type: BlockBlob
date: Tue, 09 Apr 2024 14:03:34 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: DKM3/i+7h7Fs8cEMor3s2A==
age: 72143
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-length: 2938
x-ms-lease-status: unlocked
last-modified: Thu, 06 May 2021 19:30:47 GMT
server: cloudflare
etag: 0x8D910C572DA86E8
vary: Accept-Encoding
content-type: application/json
access-control-allow-origin: *
x-ms-request-id: 178cbdd5-401e-0073-550b-156110000000
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: 871b0a921a6a4d8a-FRA

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
311 B 125ms
124ms XHR
text/plain 52.201.93.99
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/8786-c51a9753.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-201-93-99.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

sec-ch-ua: "Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Tue, 09 Apr 2024 14:03:34 GMT
accept-encoding: gzip, identity
server: Jetty(9.4.53.v20231009)
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 113ms
113ms Preflight 52.201.93.99
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.201.93.99 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-201-93-99.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
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/123.0.0.0 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Tue, 09 Apr 2024 14:03:34 GMT
server: Jetty(9.4.53.v20231009)

Verdicts & Comments Add Verdict or Comment

49 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.

11 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/	1970-01-21 04:30:07	Name: logged_out_uuid Value: 25fe4038-df7d-455e-84ee-0299a05fc899
.duolingo.com/	1970-01-21 04:30:07	Name: lang Value: en
www.duolingo.com/	1969-12-31 23:59:59	Name: wuuid Value: 966e9219-8bf3-43ee-ac37-fa49924aa266
.duolingo.com/	1970-01-21 04:30:07	Name: tsl Value: 1712671412559
.duolingo.com/	1970-01-21 04:30:07	Name: lu Value: https://www.duolingo.com/
.duolingo.com/	1970-01-21 04:30:07	Name: initial_referrer Value: $direct
.duolingo.com/	1970-01-21 04:30:07	Name: lr Value:
.duolingo.com/	1970-01-21 04:30:07	Name: lp Value: splash
www.duolingo.com/	1970-01-20 19:54:36	Name: AWSALB Value: og5i3EvYtuQ7Ayq6ZmeLGHb+FoKEyZJoPVzYR5j4QXOjmYuxqd4t2YH4NT+x1CLuXp5aHnoauzpjKgx1IFdi8B5cewXPvaaD8iqA7rDqNwEJGBrYZ99lsJwMPc31
www.duolingo.com/	1970-01-20 19:54:36	Name: AWSALBCORS Value: og5i3EvYtuQ7Ayq6ZmeLGHb+FoKEyZJoPVzYR5j4QXOjmYuxqd4t2YH4NT+x1CLuXp5aHnoauzpjKgx1IFdi8B5cewXPvaaD8iqA7rDqNwEJGBrYZ99lsJwMPc31
.duolingo.com/	1970-01-21 00:03:43	Name: OptanonConsent Value: isGpcEnabled=0&datestamp=Tue+Apr+09+2024+16%3A03%3A34+GMT%2B0200+(Central+European+Summer+Time)&version=6.16.0&isIABGlobal=false&consentId=207231f3-276d-4f39-9f32-6cbd113987d8&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%2CH26%3A0%2CH7%3A0%2CH16%3A0%2CH9%3A0%2CH28%3A0%2CH18%3A0%2CH10%3A0%2CH12%3A0%2CH13%3A0

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://brb.duolingo.com/0/web.json?user=0&ts=1712671412&tzoffset=2 Message: Failed to load resource: the server responded with a status of 404 ()
network	error	URL: https://zombie.duolingo.com/0/web.json?user=0&ts=1712671412&tzoffset=2 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
cdn.cookielaw.org
d35aaqx5ub95lt.cloudfront.net
duolingo.com
excess.duolingo.com
geolocation.onetrust.com
www.duolingo.com
www.googletagmanager.com
www.gstatic.com
www.recaptcha.net
zombie.duolingo.com
13.224.189.19
18.245.31.39
2600:9000:21f3:7c00:7:60cd:e840:21
2606:4700:4400::ac40:9b77
2606:4700::6813:b134
2a00:1450:4001:806::2008
2a00:1450:4001:810::2003
2a00:1450:4001:813::2003
2a00:1450:4013:c08::54
52.201.93.99
52.70.180.242
54.165.40.136
01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b
035fbfa9b26e7d16dc8504e20aac2bf4d2521538d718884c15b1285665671273
0817b5f08a01d056c3c15bdf32f79211b41a761edaffe7c4b9658e44b4989311
0d25c4f8566c3384a46ea7afb1bc6294809ab884f9bdca5bdbb780807fa01c64
11e07480cc6b4658ae069d6825622a15d1268350fa46761549146957bb95f580
12b7291c4f349bc40310ed0a989b6158339647ea6ec0819aa14be89b32a176c1
12d4b2a5a083b4ff431761d997150acba19d78288aedae00751a6109c81be7e3
1c4e7e389d73c6acf7f19cc812514e71230740791fde8a018c1d7edccf1590ae
1d5484074d844addc76cc620a18d6eab5e5e585f58b5ab7921be19398203a10b
1e52671dfae26275a42cdb4fa22a9ca173a271d734cc1a12965860fab054293f
2157361193375a79ade3559e960f982daa8d599cf7f4a92d36e3eef257738f16
26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615
28c3618260d20db97252e507f307de69ce020049b175f1e93f3666174c69570a
28cfe12e19f4cc9734921fa8df1d8694344f4eea7591e20e2a8ccfa91b0d2e12
303b2dee430b9d6d322933b32669d07a04a29a4245b5e77ad96e188623004c7e
30749d2b47ff5b02b289caf2be1890129f6f655b0d586ae44684eab2653def29
353bcd41d11cc5a2bcb6763c269e41ac785c06ace29ac10053bb7c0fa3bf1ecf
384a695c94a23e3547469aaa226618b487125ebdd2d179ad7dd075ee4ea7efa2
3958a93184f498eaa140c746fa8b3ce7e540d38898f2b1c1acf9c7e8f6c5f429
3aa5fe4269a59424980c024c5bf99242fd8babe060562b2d3fd29ff6f99cf800
3db815ce1ced341c1a966a55cb386e1a1547ada23d8dbefa6378f6b9f856d41a
3ec711c11c61a4c53a79abd92cbad2311ceae2339e6d7b8bc615b077086c2610
419e57178ae36c6d63902ae28147d9f4a2c92dc0ec8649d8251e65a5448e874c
42bafb01055f385eec90cedbd838d6431139c43e6550167a02c7cda44084aa55
4304c6e938f051a7db0312aff9fba46a218ad043509d599757053ee338894122
43de60f58f47997a3f62dc59cea1ad81dfacbe9a22aa4c3fcf871757e2d8cfbb
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
44a7355b3653a1ed085dd57b852627c1f1a57c6613ea8c0b44cf1f4f9f3b40b7
484d5d4c697ee5734fc18415155d447962abe1be5def8731fc4809adc4cbe484
4b942926937040e8f01a2266757579e3e83d594963cb41980f019888b7f0f29e
4bc1777fe12611b8d356bc834f227651ed30cb3b3636407d28e7e77ad1000a9c
5470d1b9e8249fbcfae1d8d6f4b386d8a8755f6839b35b339c185a1e51d50034
587ed3e3a94f04264f02bf6e21798c8ca32de7b7f22d30cfc667224741c4a3c2
659efc7fb6cffe138726227710039f0e09bde15a35b53b765e2f32f7865dde41
65b85308f6fa2b507852352cdcb9516ad74a581cf86b0d1bb5b2ff5e4fd29fe0
6bac30e4448a5e0abdd6a14ae2665f4e745f676279790dc45f6afa99d1d9f64b
6bce8e75cf07327b4dc45a1ea8157b398843ef04a1bc13d290304e1719da7207
6f15deed6cc8e11933f5cd5e13c97a51b8bc4f75803d369bf520eb722df55700
746f2168da19bc4f53513de11c27b0b78f4c2f382b570d6543650f33f4a481eb
78b61d868d1a336a18a6f64a45924cc8620b62f6dfadc94bbf891691a9416090
7fdb70e51e5ddd0db286773d8d6fd393586c09e4d3c134bb3a79f865f2b2a178
80c258655e028a508d35f30fb1e1a25b53bf94009c3caecdc39df8ff76a01bab
82b4dd87639d0a3f359c2d929e7bd6b250e90d5a985f3b261a9411f3014caa5d
88b72df5bada6a48882842929a9c9a6092e58ed9af8f75ab5a3a05f127c2c0c7
88e5af9b39c7a39a67cd1672712576729bf3b9684871e0e8418925dffaac4ee0
91be8fcfa3366a08bf1075e07281aee2baf35654087f1aa826b22e919371fd5b
92e4588c227a58321a728574129e52ec244df30b90fc9a64a30ee65410104c41
944ac61b0f78bf5f329d680e56e785f0ff0a8a2386cb9df9abb5a219c8dd1855
98577ff1de37744d958394f676f8523d158b1b40fa093344dc2ffcb446b2149d
9ad262963e5f9baa298b69e675c34054c5a2e611a92e1c7cb4c65b3d4f7ef9d4
9e4c89fc912d4b2e8ca8b69184c4720209cea9e7a49d587254b9275272e9ead3
a1d5efcf6d9b9528c65c05147f002ac356a20e7c7735ea7a2c48957661555010
a4ee896dc5b031d1017e0c08347e909278edd0635d206bd8e9bba8553ab88bfd
ad1879ec1ed81d3fca0327472939b6e05ea94b6e43f2a2f572cedada698b8b6e
adf2d6acc4ade05889e82eb91eb36a1239cbffc472233e1bd7a1193131e466ca
af480e5863d072d0db68096a1ac3d88e71f1e8929e87dc7dc28d407d4e710bb7
b28429c7d69e320668e46841c548485f439ab1025c139ca2205e98f7431b6d77
b409e4bf0f6f41938535f4e3343dd08cb66e03abede48a8e50e358ddedfb9730
b486fb374c7d64bb4a267f696544ee2cad9e98e88982dd094128d9a018df7874
b9e4eb1c2e1a6004a627bcdaf466a28161c5381d2710604d3c9522ed9799062a
c727496e8907f690eb2e9d760d23d494de69c15af08a4a4d1d2dda2f138650a9
c7a707567193a77a2953d537c8ca1bd697515b53baa65967a68fdbb9345b373f
cd8e8aef5bea03518ec757db5e1b56e8173b98d8d77305f94e249a1a0e2f0917
ce308c396301d7475d855c773c9687f7bfac607748507935d7cda75a88274f9b
cfff8569bb27bee3dcbccaba435f5f8eb724b8052d64ab2d89c5c31f172813c8
d2962609a6b3aa49302e2deca0d00114925dc8fffc771f26920cd41cd410e70f
d2ffc92cfb43ec88a013af02063f9b67d1e6775c29276ab42ef8c04cf15e3749
d791d02d26c2f78e8b3f7835a4f3d65f5533e972bfc263b4686586226af39fb9
da3393f0bc6f297b0d2e95369f69cf5d5de6066be834d3271a4e9d4d494644f1
df900778f0a73330b514d16c4e12bfcf19242c206bf42101c6a4eeb7079a1c0a
e72971ce78cd7f03060cf192ebe81b92d0cf6491aa1bd4dd1cd6c5ae93df05e2
e98a4200003d49029f31022765779f522caeaad25889432dd68dd09c7f1e4339
e99098bd2d9fed316a55ca3785175ad12f357c7f12237a94af44f29955b688ea
eae4bc842223c87469c8f862708c48d30a7008e62734e34d76e5b1e3529b78a4
eb1fa7363d6e4772f7c49d67f031d68f209e66de6c3c05aade6fdc57a02505c1
f1a078e5c9dc7935ca03b31d2264104bd238c048af26f209c519bc9a245c6429
f41ea836d692ee168dbc680de15f734ea90d6ae7e0d5adaec258ba2779992c5f
f4cab0ff8040cc3d72593458bc6922be46632b0e8c857f93b94e082d02ad9777
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fa5d53cd90e77b14ec0aed24afb6d528fdf61005f2f5fb6454f38db69095a976
fe1cc36a94edd5324d76b74e268c3fcba243d190ac50a85e41691b99d35a0fd2
fedb65fe85ccd467bbd6eaa1aa47eb7edd9f45d29f093cc06b940f312afca21b
ff77d205e093785ec3a1f570441e224fb27478b135c9217c283dc8724a7c11ad

www.duolingo.com Open in urlscan Pro 52.70.180.242 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

99 Requests

100 %HTTPS

58 %IPv6

8 Domains

12 Subdomains

12 IPs

3 Countries

2598 kBTransfer

12138 kBSize

11 Cookies

49 Outgoing links

Page URL History

Redirected requests

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

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

Screenshot
Live screenshot

Full Image

99
Requests

100 %
HTTPS

58 %
IPv6

8
Domains

12
Subdomains

12
IPs

3
Countries

2598 kB
Transfer

12138 kB
Size

11
Cookies

99 HTTP transactions
1 data transactions