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

Go To Rescan
Add Verdict Report

Submitted URL:
https://invite.duolingo.com/BDHTZTB5CWWKSPOCH37SGQGBEQ?v=if
Effective URL:
https://www.duolingo.com/referred?inviter_id=1421340615
Submission: On May 31 via manual (May 31st 2024, 9:41:29 pm UTC) from CO — Scanned from DE

Summary HTTP 55 Redirects Behaviour Indicators

Summary

This website contacted 12 IPs in 3 countries across 9 domains to perform 55 HTTP transactions. The main IP is 44.219.35.151, 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 18350.
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
1 1	34.193.147.243 34.193.147.243	14618 (AMAZON-AES) (AMAZON-AES)
1 1	185.151.204.203 185.151.204.203	61273 (ADJUST-NL) (ADJUST-NL)
4	44.219.35.151 44.219.35.151	14618 (AMAZON-AES) (AMAZON-AES)
6	2606:4700::68... 2606:4700::6813:b134	13335 (CLOUDFLAR...) (CLOUDFLARENET)
2	2a00:1450:400... 2a00:1450:4001:831::2003	15169 (GOOGLE) (GOOGLE)
24	2600:9000:21f... 2600:9000:21f3:5a00:7:60cd: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::6812:2089	13335 (CLOUDFLAR...) (CLOUDFLARENET)
12	18.204.252.30 18.204.252.30	14618 (AMAZON-AES) (AMAZON-AES)
1	2a00:1450:400... 2a00:1450:4001:809::2008	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:400c:c02::54	15169 (GOOGLE) (GOOGLE)
1	18.245.31.49 18.245.31.49	16509 (AMAZON-02) (AMAZON-02)
1	13.224.189.10 13.224.189.10	16509 (AMAZON-02) (AMAZON-02)
55	12

1 34.193.147.243 (Ashburn, United States) 1 redirects

ASN14618 (AMAZON-AES, US)
PTR: ec2-34-193-147-243.compute-1.amazonaws.com

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

1 185.151.204.203 (United States) 1 redirects

ASN61273 (ADJUST-NL, DE)

af4a.adj.st	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 44.219.35.151 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-44-219-35-151.compute-1.amazonaws.com

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

6 2606:4700::6813:b134 (United States)

ASN13335 (CLOUDFLARENET, US)

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

2 2a00:1450:4001:831::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

24 2600:9000:21f3:5a00:7:60cd: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::6812:2089 (United States)

ASN13335 (CLOUDFLARENET, US)

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

12 18.204.252.30 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-18-204-252-30.compute-1.amazonaws.com

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

1 2a00:1450:4001:809::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

2 2a00:1450:400c:c02::54 (Brussels, Belgium)

ASN15169 (GOOGLE, US)

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

1 18.245.31.49 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-245-31-49.fra56.r.cloudfront.net

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

1 13.224.189.10 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-224-189-10.fra2.r.cloudfront.net

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

	Apex Domain Subdomains	Transfer
24	cloudfront.net d35aaqx5ub95lt.cloudfront.net	747 KB
19	duolingo.com 1 redirects invite.duolingo.com — Cisco Umbrella Rank: 683135 www.duolingo.com — Cisco Umbrella Rank: 18350 excess.duolingo.com — Cisco Umbrella Rank: 7173 brb.duolingo.com — Cisco Umbrella Rank: 8503 zombie.duolingo.com — Cisco Umbrella Rank: 7815	14 KB
6	cookielaw.org cdn.cookielaw.org — Cisco Umbrella Rank: 312	148 KB
2	google.com accounts.google.com — Cisco Umbrella Rank: 20	83 KB
2	recaptcha.net www.recaptcha.net — Cisco Umbrella Rank: 1305	1 KB
1	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 39	109 KB
1	onetrust.com geolocation.onetrust.com — Cisco Umbrella Rank: 533	303 B
1	gstatic.com www.gstatic.com	210 KB
1	adj.st 1 redirects af4a.adj.st — Cisco Umbrella Rank: 847245	1 KB
55	9

	Domain	Requested by
24	d35aaqx5ub95lt.cloudfront.net	www.duolingo.com d35aaqx5ub95lt.cloudfront.net
12	excess.duolingo.com	d35aaqx5ub95lt.cloudfront.net
6	cdn.cookielaw.org	www.duolingo.com cdn.cookielaw.org
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
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
1	af4a.adj.st	1 redirects
1	invite.duolingo.com	1 redirects
55	13

This site contains no links.

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 WR2	`2024-05-13` - `2024-08-05`	3 months	crt.sh
*.cloudfront.net Amazon RSA 2048 M01	`2023-10-10` - `2024-09-19`	a year	crt.sh
*.gstatic.com WR2	`2024-05-13` - `2024-08-05`	3 months	crt.sh
onetrust.com Cloudflare Inc ECC CA-3	`2023-11-13` - `2024-11-12`	a year	crt.sh
*.google-analytics.com WR2	`2024-05-13` - `2024-08-05`	3 months	crt.sh
accounts.google.com GTS CA 1C3	`2024-05-13` - `2024-08-05`	3 months	crt.sh

This page contains 2 frames:

Primary Page: https://www.duolingo.com/referred?inviter_id=1421340615
Frame ID: 565EB4656F21813B2E13EF62616B4321
Requests: 49 HTTP requests in this frame

Frame: https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=DH3nyJMamEclyfe-nztbfV8S&size=invisible&cb=zamjx8w8k0n2
Frame ID: 065CE84F0DB51B34050CA7756577DFA8
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Lernziel - Duolingo

Page URL History Show full URLs

https://invite.duolingo.com/BDHTZTB5CWWKSPOCH37SGQGBEQ?v=if HTTP 302
https://af4a.adj.st/?adjust_t=w41s8fz&adjust_label=BDHTZTB5CWWKSPOCH37SGQGBEQ&adjust_fallback=ht... HTTP 302
https://www.duolingo.com/referred?inviter_id=1421340615 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

55
Requests

100 %
HTTPS

54 %
IPv6

9
Domains

13
Subdomains

12
IPs

3
Countries

1313 kB
Transfer

3975 kB
Size

11
Cookies

0 Outgoing links

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

Page URL History

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

https://invite.duolingo.com/BDHTZTB5CWWKSPOCH37SGQGBEQ?v=if HTTP 302
https://af4a.adj.st/?adjust_t=w41s8fz&adjust_label=BDHTZTB5CWWKSPOCH37SGQGBEQ&adjust_fallback=https%3A%2F%2Fwww.duolingo.com%2Freferred%3Finviter_id%3D1421340615&adjust_redirect_macos=https%3A%2F%2Fwww.duolingo.com%2Freferred%3Finviter_id%3D1421340615&adjust_deeplink=duolingo%3A%2F%2Fprofile%3Fuser_id%3D1421340615 HTTP 302
https://www.duolingo.com/referred?inviter_id=1421340615 Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

55 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 referred Show response
www.duolingo.com/
Redirect Chain

https://invite.duolingo.com/BDHTZTB5CWWKSPOCH37SGQGBEQ?v=if
https://af4a.adj.st/?adjust_t=w41s8fz&adjust_label=BDHTZTB5CWWKSPOCH37SGQGBEQ&adjust_fallback=https%3A%2F%2Fwww.duolingo.com%2Freferred%3Finviter_id%3D1421340615&adjust_redirect_macos=https%3A%2F%2...
https://www.duolingo.com/referred?inviter_id=1421340615

10 KB
4 KB

381ms
177ms

Document
text/html

44.219.35.151
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL

https://www.duolingo.com/referred?inviter_id=1421340615

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-44-219-35-151.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

837425d0ada5fcbaa2ae169195455c9d433bb8b3ed4eed9c076dfa1ede193d46

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Accept-Language: de-DE,de;q=0.9;q=0.9
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-mobile: ?0
sec-ch-ua-platform: "Win32"

Response headers

cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
content-encoding: gzip
content-type: text/html; charset=UTF-8
date: Fri, 31 May 2024 21:41:25 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: 73
x-frame-options: SAMEORIGIN
x-runtime: 0.07021
x-tid: ffff0cd5665a42c70601
x-ws: UK

Redirect headers

accept-ch: Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UAm, Sec-CH-UA-Full-Version-List, Sec-CH-UA-WoW64, Sec-CH-UA-Arch, Sec-CH-UA-Bitness
content-length: 78
content-type: text/html; charset=utf-8
date: Fri, 31 May 2024 21:41:24 GMT
location: https://www.duolingo.com/referred?inviter_id=1421340615
strict-transport-security: max-age=31536000; includeSubDomains; preload
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
x-robots-tag: noindex

GET
H2 200 otSDKStub.js Show response
cdn.cookielaw.org/scripttemplates/ 21 KB
7 KB 47ms
22ms 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/referred?inviter_id=1421340615

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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

Reverse DNS

Software

cloudflare /

Resource Hash

fdfea52427fb822bebdd32b325768e73b40637bd203c100827d4dece88e431c3

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="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 31 May 2024 21:41:25 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: YmFgVUTeB0lXZXM9YgX19A==
age: 3691
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-length: 6882
x-ms-lease-status: unlocked
last-modified: Thu, 30 May 2024 19:49:44 GMT
server: cloudflare
etag: 0x8DC80E1A7B58E98
vary: Accept-Encoding
content-type: application/javascript
access-control-allow-origin: *
x-ms-request-id: 5d7ad16c-d01e-0020-6f75-b32da5000000
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: 88ca20c0eb6e3a66-FRA

GET
H2 200 enterprise.js Show response
www.recaptcha.net/recaptcha/ 2 KB
1 KB 63ms
17ms Script
text/javascript 2a00:1450:4001:831::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/referred?inviter_id=1421340615

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:831::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

9fafdc96903286b5f9f5683b24898336daf506aca2005b89df97b2db77f7e637

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="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Fri, 31 May 2024 21:41:25 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: Fri, 31 May 2024 21:41:25 GMT

GET
H2 200 manifest-64cda62b.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 12 KB
6 KB 7ms
7ms Script
application/javascript 2600:9000:21f3:5a00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-64cda62b.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/referred?inviter_id=1421340615
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:5a00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 7fa810f23ee53d1e36ebddc4b4e7081b7e90f421659cb0c3a822ece7c0d7d5fe

Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 29 May 2024 14:59:08 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
last-modified: Wed, 29 May 2024 14:51:58 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 196938
etag: "49b304ea108e81dc13a11377635d3fc7"
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: 6061
x-amz-cf-id: bu2HO4bvnTt2zg5TxqQfGOqHLDZ1RiDVAoSCLmplLbP4U9D2EpddgQ==

GET
H2 200 features-91ec4487.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 3 KB
2 KB 10ms
8ms Script
application/javascript 2600:9000:21f3:5a00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/features-91ec4487.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/referred?inviter_id=1421340615
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:5a00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: f2d4ab9d2dff0e7dce8e81c2f13c53db9fdacb6c16445e7188176e06ca638317

Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 08 May 2024 20:26:53 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
last-modified: Wed, 08 May 2024 20:00:51 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 1991673
etag: "66062738b5dff2effea11304d2a666c2"
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: 1192
x-amz-cf-id: KoTFjb5jk7ix9YaKhTKo-xmZg4WQa_lJdaP_ooiI2pjGPu3xfYarjg==

GET
H2 200 8553-a0eeda7a.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 24 KB
9 KB 10ms
8ms Script
application/javascript 2600:9000:21f3:5a00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/8553-a0eeda7a.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/referred?inviter_id=1421340615
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:5a00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 9179ef7271b73ff2bda6115717edd59c35b5516a59e75a84b80210f05657cdec

Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 24 Apr 2024 20:27:43 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
last-modified: Wed, 24 Apr 2024 20:08:32 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 3201223
etag: "01a4ed918c451d99036d128d3df70027"
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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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Fri, 31 May 2024 18:51:00 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 10225
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server: sffe
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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, 31 May 2025 18:51:00 GMT

GET
DATA 200
OK truncated Show response
/ 1 B
0 Script
text/javascript

General

Check archive.org

Show headers Download Go to

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
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Request headers

Referer
Origin: https://www.duolingo.com
Accept-Language: de-DE,de;q=0.9;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36

Response headers

Content-Type: text/javascript

GET
H2 200 location Show response
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303 B 54ms
24ms XHR
application/json 2606:4700:4400::6812:2089
CLOUDFLARENET

General

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Full URL

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

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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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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accept: application/json
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Accept-Language: de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
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sec-ch-ua-platform: "Win32"

Response headers

date: Fri, 31 May 2024 21:41:25 GMT
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-encoding: gzip
server: cloudflare
vary: Accept-Encoding
access-control-allow-methods: GET, OPTIONS
content-type: application/json
access-control-allow-origin: *
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access-control-allow-headers: Content-Type

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 286ms
93ms Preflight 18.204.252.30
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.204.252.30 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-204-252-30.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/125.0.0.0 Safari/537.36

Response headers

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access-control-allow-origin: *
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date: Fri, 31 May 2024 21:41:25 GMT
server: Jetty(9.4.53.v20231009)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 284ms
92ms Preflight 18.204.252.30
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.204.252.30 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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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/125.0.0.0 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
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content-length: 0
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server: Jetty(9.4.53.v20231009)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 285ms
93ms Preflight 18.204.252.30
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.204.252.30 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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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/125.0.0.0 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
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date: Fri, 31 May 2024 21:41:25 GMT
server: Jetty(9.4.53.v20231009)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 284ms
92ms Preflight 18.204.252.30
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.204.252.30 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-204-252-30.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/125.0.0.0 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
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date: Fri, 31 May 2024 21:41:25 GMT
server: Jetty(9.4.53.v20231009)

GET
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1 KB 7ms
7ms Stylesheet
text/css 2600:9000:21f3:5a00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/9020-f65cfd30.css
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-64cda62b.js
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Security: TLS 1.3, , AES_128_GCM
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Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 08 May 2024 20:26:54 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
last-modified: Wed, 08 May 2024 20:00:39 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 1991672
etag: "2876fedc12124e4d920510abfd79bb29"
x-amz-server-side-encryption: AES256
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content-type: text/css
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OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 287ms
95ms Preflight 18.204.252.30
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.204.252.30 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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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/125.0.0.0 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
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date: Fri, 31 May 2024 21:41:25 GMT
server: Jetty(9.4.53.v20231009)

GET
H2 200 9020-62a41295.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 6 KB
3 KB 7ms
7ms Script
application/javascript 2600:9000:21f3:5a00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/9020-62a41295.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-64cda62b.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 22 May 2024 20:26:08 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
last-modified: Wed, 22 May 2024 20:21:34 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 782117
etag: "687f73bbcf0d1977a025b8fcb5c90737"
x-amz-server-side-encryption: AES256
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content-type: application/javascript
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GET
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1 KB 8ms
7ms Stylesheet
text/css 2600:9000:21f3:5a00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/5323-45f66a71.css
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-64cda62b.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:5a00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
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Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 08 May 2024 20:26:54 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
last-modified: Wed, 08 May 2024 20:00:38 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 1991672
etag: "abad0cfe891b8dfd31a34774b51fa00c"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: text/css
cache-control: max-age=315360000
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GET
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d35aaqx5ub95lt.cloudfront.net/js/ 8 KB
4 KB 9ms
8ms Script
application/javascript 2600:9000:21f3:5a00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/5323-a08d0803.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-64cda62b.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:5a00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
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Software: AmazonS3 /
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Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Tue, 28 May 2024 04:10:42 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
last-modified: Fri, 24 May 2024 18:06:56 GMT
server: AmazonS3
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x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
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GET
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1 KB 9ms
8ms Stylesheet
text/css 2600:9000:21f3:5a00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/8575-e7f4c18d.css
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-64cda62b.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Software: AmazonS3 /
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Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
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sec-ch-ua-mobile: ?0
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sec-ch-ua-platform: "Win32"

Response headers

date: Fri, 31 May 2024 01:22:52 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
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GET
H2 200 8575-9c58f459.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 6 KB
3 KB 10ms
9ms Script
application/javascript 2600:9000:21f3:5a00:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/8575-9c58f459.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-64cda62b.js
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Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
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sec-ch-ua-mobile: ?0
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sec-ch-ua-platform: "Win32"

Response headers

date: Wed, 22 May 2024 20:26:08 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
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GET
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1 KB 9ms
9ms Stylesheet
text/css 2600:9000:21f3:5a00:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/4800-443eeb09.css
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-64cda62b.js
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Request headers

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Response headers

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3 KB 10ms
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AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/4800-7dda3d0f.js
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Request headers

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Response headers

date: Wed, 08 May 2024 20:26:54 GMT
content-encoding: gzip
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GET
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www.googletagmanager.com/ 329 KB
109 KB 52ms
30ms Script
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GOOGLE

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Full URL

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

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Host: d35aaqx5ub95lt.cloudfront.net
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Protocol

Security

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Security Headers

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Request headers

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Referer: https://www.duolingo.com/
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sec-ch-ua-mobile: ?0
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sec-ch-ua-platform: "Win32"

Response headers

date: Fri, 31 May 2024 21:41:25 GMT
content-encoding: br
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GET
H2 200 list Show response
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4 KB 158ms
157ms Fetch
application/json 44.219.35.151
AMAZON-AES

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Full URL

https://www.duolingo.com/api/1/courses/list?_=1717191685497

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Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-5b6aec23.js

Protocol

Security

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Software

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Request headers

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Accept-Language: de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
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Accept: application/json; charset=UTF-8
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date: Fri, 31 May 2024 21:41:25 GMT
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GET
H2 200 client Show response
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83 KB 88ms
33ms Script
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GOOGLE

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Full URL

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

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Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-5b6aec23.js

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

date: Fri, 31 May 2024 21:41:25 GMT
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GET
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775 B 31ms
7ms Fetch
text/html 18.245.31.49
AMAZON-02

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Full URL: https://brb.duolingo.com/0/web.json?user=0&ts=1717191685&tzoffset=2
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Accept: application/json; charset=UTF-8
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sec-ch-ua-mobile: ?0
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sec-ch-ua-platform: "Win32"

Response headers

date: Fri, 31 May 2024 21:41:21 GMT
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server: AmazonS3
x-amz-cf-pop: FRA56-P8
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GET
H2 404 web.json Show response
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769 B 36ms
8ms Fetch
text/html 13.224.189.10
AMAZON-02

General

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Full URL: https://zombie.duolingo.com/0/web.json?user=0&ts=1717191685&tzoffset=2
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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Request headers

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sec-ch-ua-mobile: ?0
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Response headers

date: Fri, 31 May 2024 21:41:24 GMT
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POST
H2 200 tracking-status Show response
www.duolingo.com/2017-06-30/ 2 B
1 KB 129ms
128ms Fetch
application/json 44.219.35.151
AMAZON-AES

General

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Full URL

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

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-5b6aec23.js

Protocol

Security

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Server

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Software

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Request headers

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sec-ch-ua-mobile: ?0
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Content-Type: application/json; charset=UTF-8
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Response headers

date: Fri, 31 May 2024 21:41:25 GMT
x-ws: UK
x-tid: ffff0b72665a402b06e9
surrogate-control: no-store
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GET
H2 200 config Show response
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1 KB 108ms
108ms Fetch
application/json 44.219.35.151
AMAZON-AES

General

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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&_=1717191685502

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-5b6aec23.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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Reverse DNS

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Software

duo-api /

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Security Headers

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Request headers

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Accept-Language: de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
Accept: application/json; charset=UTF-8
Referer: https://www.duolingo.com/referred?inviter_id=1421340615
X-Requested-With: XMLHttpRequest
sec-ch-ua-platform: "Win32"

Response headers

pragma: no-cache
date: Fri, 31 May 2024 21:41:25 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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x-xss-protection: 1 ; mode=block
expires: 0

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
311 B 113ms
110ms XHR
text/plain 18.204.252.30
AMAZON-AES

General

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/4142-de5b2c9e.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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sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
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Response headers

date: Fri, 31 May 2024 21:41:25 GMT
accept-encoding: gzip, identity
server: Jetty(9.4.53.v20231009)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
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3 KB 8ms
7ms Image
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AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/f92d5f2f7d56636846861c458c0d0b6c.svg
Requested by: Host: www.duolingo.com
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Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:5a00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
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Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Sun, 31 Dec 2023 22:04:04 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
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server: AmazonS3
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627 B 9ms
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image/svg+xml 2600:9000:21f3:5a00:7:60cd: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/referred?inviter_id=1421340615
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:5a00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 9e4c89fc912d4b2e8ca8b69184c4720209cea9e7a49d587254b9275272e9ead3

Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Tue, 09 Apr 2024 07:26:26 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
last-modified: Mon, 08 Apr 2024 15:47:27 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 4544100
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: S0jTyRPg893bNQvJWfuDfVB3COIL-nVHXh5ccaJyJFmYN9YhPgUNsA==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
311 B 109ms
106ms XHR
text/plain 18.204.252.30
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/4142-de5b2c9e.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.204.252.30 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-204-252-30.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 31 May 2024 21:41:25 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 107ms
105ms XHR
text/plain 18.204.252.30
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/4142-de5b2c9e.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.204.252.30 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-204-252-30.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
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Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 31 May 2024 21:41:25 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 119ms
117ms XHR
text/plain 18.204.252.30
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/4142-de5b2c9e.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.204.252.30 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-204-252-30.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 31 May 2024 21:41:25 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 113ms
113ms XHR
text/plain 18.204.252.30
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/4142-de5b2c9e.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.204.252.30 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-204-252-30.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
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Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 31 May 2024 21:41:25 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 otBannerSdk.js Show response
cdn.cookielaw.org/scripttemplates/202404.1.0/ 448 KB
109 KB 22ms
22ms Script
application/javascript 2606:4700::6813:b134
CLOUDFLARENET

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Full URL

https://cdn.cookielaw.org/scripttemplates/202404.1.0/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

49cfbb9c8b20fbaab3a11bcecb48fb8448e617a746fa578baca0dc71a7e06540

Security Headers

Name	Value
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X-Content-Type-Options	nosniff

Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 31 May 2024 21:41:25 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: lAa4newgeifCObgQn9TUrg==
age: 27138
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-length: 111087
x-ms-lease-status: unlocked
last-modified: Mon, 06 May 2024 02:33:25 GMT
server: cloudflare
etag: 0x8DC6D74E83907A1
vary: Accept-Encoding
content-type: application/javascript
access-control-allow-origin: *
x-ms-request-id: 1a756b73-001e-00aa-6dbe-9f9786000000
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: 88ca20c2bcd53a66-FRA

GET
H2 200 anchor
www.recaptcha.net/recaptcha/enterprise/ Frame 065C 0
0 49ms
26ms Document
text/html 2a00:1450:4001:831::2003
GOOGLE

General

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Full URL

https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=DH3nyJMamEclyfe-nztbfV8S&size=invisible&cb=zamjx8w8k0n2

Requested by

Host: www.gstatic.com
URL: https://www.gstatic.com/recaptcha/releases/DH3nyJMamEclyfe-nztbfV8S/recaptcha__de.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:831::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-b9Cx3DdIgGwtxsn4hKr6hQ' '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

Accept-Language: de-DE,de;q=0.9;q=0.9
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/125.0.0.0 Safari/537.36
sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
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-b9Cx3DdIgGwtxsn4hKr6hQ' '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, 31 May 2024 21:41:25 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 de.json Show response
cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/e43d2735-b44f-43da-ae8a-a4f881b04152/ 86 KB
22 KB 30ms
30ms Fetch
application/x-javascript 2606:4700::6813:b134
CLOUDFLARENET

General

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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: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/202404.1.0/otBannerSdk.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

4c8f8d30661560a0ab4f1f4f6db75fb54d2983b866f2d0ef795f754ea323a85e

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="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 31 May 2024 21:41:25 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
strict-transport-security: max-age=31536000; includeSubDomains; preload
age: 21811
content-md5: idA/Sl8yxbAugIkmzzHudg==
content-length: 22066
x-ms-lease-status: unlocked
last-modified: Thu, 25 Apr 2024 15:36:13 GMT
server: cloudflare
etag: 0x8DC653D7081EF34
vary: Accept-Encoding
content-type: application/x-javascript
access-control-allow-origin: *
x-ms-request-id: 033fa432-901e-004f-5d26-9748d7000000
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: 88ca20c34e61364b-FRA
expires: Sat, 01 Jun 2024 21:41:25 GMT

GET
H2 200 87938207afff1598611ba626a8c4827c.svg
d35aaqx5ub95lt.cloudfront.net/vendor/ 173 KB
39 KB 7ms
7ms Image
image/svg+xml 2600:9000:21f3:5a00:7:60cd:e840:21
AMAZON-02

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/87938207afff1598611ba626a8c4827c.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/referred?inviter_id=1421340615
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:21f3:5a00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 11e07480cc6b4658ae069d6825622a15d1268350fa46761549146957bb95f580

Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Sat, 16 Mar 2024 00:55:35 GMT
content-encoding: gzip
via: 1.1 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
last-modified: Fri, 15 Mar 2024 22:04:34 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 6641151
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: 59UZetJ0gyiH8YBy89d8_bWAbRc1ou3SwokuysWyABDrxCUTyhkuZQ==

GET
H2 200 otFlat.json Show response
cdn.cookielaw.org/scripttemplates/202404.1.0/assets/ 13 KB
3 KB 21ms
21ms Fetch
application/json 2606:4700::6813:b134
CLOUDFLARENET

General

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Full URL

https://cdn.cookielaw.org/scripttemplates/202404.1.0/assets/otFlat.json

Requested by

Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/202404.1.0/otBannerSdk.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

f4aaa18c55c90588c5e828e56dcc6b2cb0acf9a4280494c7d1a53fc5e3669112

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="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 31 May 2024 21:41:25 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: CeHoS/yftP1uT8S/ram0PA==
age: 21831
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-length: 3041
x-ms-lease-status: unlocked
last-modified: Mon, 06 May 2024 02:33:19 GMT
server: cloudflare
etag: 0x8DC6D74E465AB77
vary: Accept-Encoding
content-type: application/json
access-control-allow-origin: *
x-ms-request-id: 9a0422a6-101e-009c-7dca-9f3ad4000000
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: 88ca20c3aed5364b-FRA

GET
H2 200 otCommonStyles.css Show response
cdn.cookielaw.org/scripttemplates/202404.1.0/assets/ 24 KB
4 KB 22ms
21ms Fetch
text/css 2606:4700::6813:b134
CLOUDFLARENET

General

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Full URL

https://cdn.cookielaw.org/scripttemplates/202404.1.0/assets/otCommonStyles.css

Requested by

Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/202404.1.0/otBannerSdk.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

06c0edbfc1b871fb45195265f5faad3e23191305f6ff2125557a9fbc287c8992

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="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 31 May 2024 21:41:25 GMT
strict-transport-security: max-age=31536000; includeSubDomains; preload
x-content-type-options: nosniff
cf-cache-status: HIT
content-encoding: gzip
content-md5: 4ErYmXXFNbMLrnc9DrDTsg==
age: 21848
x-ms-lease-status: unlocked
last-modified: Mon, 06 May 2024 02:33:30 GMT
server: cloudflare
vary: Accept-Encoding
content-type: text/css
access-control-allow-origin: *
x-ms-request-id: d9d0cd8c-c01e-0070-3bca-9f32ad000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,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
cf-ray: 88ca20c3aed9364b-FRA

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
311 B 108ms
108ms XHR
text/plain 18.204.252.30
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/4142-de5b2c9e.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.204.252.30 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-204-252-30.compute-1.amazonaws.com
Software: Jetty(9.4.53.v20231009) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-platform: "Win32"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
Content-type: application/json

Response headers

date: Fri, 31 May 2024 21:41:25 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 92ms
92ms Preflight 18.204.252.30
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 18.204.252.30 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-18-204-252-30.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/125.0.0.0 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: Fri, 31 May 2024 21:41:25 GMT
server: Jetty(9.4.53.v20231009)

GET
H2 200 style
accounts.google.com/gsi/ 533 B
585 B 31ms
30ms Stylesheet
text/css 2a00:1450:400c:c02::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

2a00:1450:400c:c02::54 Brussels, Belgium, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

1c4e7e389d73c6acf7f19cc812514e71230740791fde8a018c1d7edccf1590ae

Security Headers

Name	Value
Content-Security-Policy	script-src 'report-sample' 'nonce-_m5SZ2ZxSQfp_P9-Fs0LaA' '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, require-trusted-types-for 'script';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="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Fri, 31 May 2024 21:41:25 GMT
content-security-policy: script-src 'report-sample' 'nonce-_m5SZ2ZxSQfp_P9-Fs0LaA' '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, require-trusted-types-for 'script';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, 31 May 2024 21:41:25 GMT

GET
H2 200 favicon.ico
d35aaqx5ub95lt.cloudfront.net/ 15 KB
4 KB 7ms
7ms Other
image/vnd.microsoft.icon 2600:9000:21f3:5a00:7:60cd: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: 2600:9000:21f3:5a00:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 587ed3e3a94f04264f02bf6e21798c8ca32de7b7f22d30cfc667224741c4a3c2

Request headers

sec-ch-ua: "Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer: https://www.duolingo.com/
Accept-Language: de-DE,de;q=0.9;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/125.0.0.0 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 03d509e8374e9f42668961b5e0201348.cloudfront.net (CloudFront)
last-modified: Fri, 05 Jan 2024 20:56:28 GMT
server: AmazonS3
x-amz-cf-pop: FRA2-C2
age: 12563669
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: lrWveOrwvCu3dFivJSvKFtIfCowKIkOuKW9_hk2gHfSxo860x6kweQ==

Verdicts & Comments Add Verdict or Comment

48 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 05:45:27	Name: logged_out_uuid Value: 228a6f97-a4e0-4815-8f54-3cbe58a9a1b7
.duolingo.com/	1970-01-21 05:45:27	Name: lang Value: de
.duolingo.com/	1970-01-20 23:09:27	Name: duocsexp3 Value: course_splash_redesign~control~
www.duolingo.com/	1969-12-31 23:59:59	Name: wuuid Value: b4f704b6-f713-43f1-9cb1-0af79ef602dc
.duolingo.com/	1970-01-21 05:45:27	Name: tsl Value: 1717191685463
.duolingo.com/	1970-01-21 05:45:27	Name: lu Value: https://www.duolingo.com/referred?inviter_id=1421340615
.duolingo.com/	1970-01-21 05:45:27	Name: initial_referrer Value: $direct
.duolingo.com/	1970-01-21 05:45:27	Name: lr Value:
.duolingo.com/	1970-01-21 01:19:03	Name: OptanonConsent Value: isGpcEnabled=0&datestamp=Fri+May+31+2024+23%3A41%3A25+GMT%2B0200+(Mitteleurop%C3%A4ische+Sommerzeit)&version=202404.1.0&browserGpcFlag=0&isIABGlobal=false&hosts=&consentId=6ad2e214-05b0-4b20-90e8-8a551d58a91f&interactionCount=0&isAnonUser=1&landingPath=https%3A%2F%2Fwww.duolingo.com%2Freferred%3Finviter_id%3D1421340615&groups=C0001%3A1%2CC0002%3A0%2CC0003%3A0%2CC0004%3A0
www.duolingo.com/	1970-01-20 21:09:56	Name: AWSALB Value: 3UTVjDuzronihba++fPfdDh0pOSZF+xOT+9jXArDRqocElTZrl+nP01gRtCIcIsanEOtZqMn+B4X0w0NIVU6HIm8I7qAygqlV1uDglzH3HfarkWPcmqmWMTOFEZH
www.duolingo.com/	1970-01-20 21:09:56	Name: AWSALBCORS Value: 3UTVjDuzronihba++fPfdDh0pOSZF+xOT+9jXArDRqocElTZrl+nP01gRtCIcIsanEOtZqMn+B4X0w0NIVU6HIm8I7qAygqlV1uDglzH3HfarkWPcmqmWMTOFEZH

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=1717191685&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=1717191685&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
af4a.adj.st
brb.duolingo.com
cdn.cookielaw.org
d35aaqx5ub95lt.cloudfront.net
excess.duolingo.com
geolocation.onetrust.com
invite.duolingo.com
www.duolingo.com
www.googletagmanager.com
www.gstatic.com
www.recaptcha.net
zombie.duolingo.com
13.224.189.10
18.204.252.30
18.245.31.49
185.151.204.203
2600:9000:21f3:5a00:7:60cd:e840:21
2606:4700:4400::6812:2089
2606:4700::6813:b134
2a00:1450:4001:809::2008
2a00:1450:4001:813::2003
2a00:1450:4001:831::2003
2a00:1450:400c:c02::54
34.193.147.243
44.219.35.151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www.duolingo.com Open in urlscan Pro 44.219.35.151 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

55 Requests

100 %HTTPS

54 %IPv6

9 Domains

13 Subdomains

12 IPs

3 Countries

1313 kBTransfer

3975 kBSize

11 Cookies

0 Outgoing links

Page URL History

Redirected requests

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

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

Screenshot
Live screenshot

Full Image

55
Requests

100 %
HTTPS

54 %
IPv6

9
Domains

13
Subdomains

12
IPs

3
Countries

1313 kB
Transfer

3975 kB
Size

11
Cookies

55 HTTP transactions
1 data transactions