Submitted URL: http://0.0api-okta.00.pay.d.duolingo.com/
Effective URL: https://www.duolingo.com/
Submission: On February 26 via api from US — Scanned from DE

Summary

This website contacted 21 IPs in 4 countries across 16 domains to perform 82 HTTP transactions. The main IP is 23.22.171.190, 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 20359.
TLS certificate: Issued by Go Daddy Secure Certificate Authority... on November 20th 2022. Valid for: a year.
This is the only time www.duolingo.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 54.165.40.136 14618 (AMAZON-AES)
3 23.22.171.190 14618 (AMAZON-AES)
5 2606:4700::68... 13335 (CLOUDFLAR...)
3 2a00:1450:400... 15169 (GOOGLE)
30 2600:9000:225... 16509 (AMAZON-02)
4 2a00:1450:400... 15169 (GOOGLE)
1 2606:4700:440... 13335 (CLOUDFLAR...)
16 52.23.26.42 14618 (AMAZON-AES)
2 2a00:1450:400... 15169 (GOOGLE)
1 143.204.215.41 16509 (AMAZON-02)
1 18.66.112.49 16509 (AMAZON-02)
2 2a00:1450:400... 15169 (GOOGLE)
1 172.217.18.2 15169 (GOOGLE)
2 2a03:2880:f08... 32934 (FACEBOOK)
2 52.211.155.14 16509 (AMAZON-02)
1 2a00:1450:402... 15169 (GOOGLE)
1 1 2a00:1450:400... 15169 (GOOGLE)
1 2 2a00:1450:400... 15169 (GOOGLE)
2 2a00:1450:400... 15169 (GOOGLE)
1 2001:4860:480... 15169 (GOOGLE)
1 2a03:2880:f11... 32934 (FACEBOOK)
2 2a00:1450:400... 15169 (GOOGLE)
82 21
Apex Domain
Subdomains
Transfer
30 cloudfront.net
d35aaqx5ub95lt.cloudfront.net
616 KB
22 duolingo.com
0.0api-okta.00.pay.d.duolingo.com
www.duolingo.com — Cisco Umbrella Rank: 20359
excess.duolingo.com — Cisco Umbrella Rank: 12142
brb.duolingo.com — Cisco Umbrella Rank: 9966
zombie.duolingo.com — Cisco Umbrella Rank: 11533
13 KB
6 gstatic.com
www.gstatic.com
fonts.gstatic.com
383 KB
5 cookielaw.org
cdn.cookielaw.org — Cisco Umbrella Rank: 372
118 KB
3 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 30
region1.google-analytics.com — Cisco Umbrella Rank: 2425
20 KB
3 recaptcha.net
www.recaptcha.net — Cisco Umbrella Rank: 2128
27 KB
2 google.de
www.google.de — Cisco Umbrella Rank: 6149
562 B
2 google.com
www.google.com — Cisco Umbrella Rank: 2
1 KB
2 doubleclick.net
stats.g.doubleclick.net — Cisco Umbrella Rank: 77
googleads.g.doubleclick.net — Cisco Umbrella Rank: 35
1 KB
2 adalyser.com
c0.adalyser.com — Cisco Umbrella Rank: 32159
13 KB
2 facebook.net
connect.facebook.net — Cisco Umbrella Rank: 151
136 KB
2 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 44
162 KB
1 facebook.com
www.facebook.com — Cisco Umbrella Rank: 105
185 B
1 googleadservices.com
www.googleadservices.com — Cisco Umbrella Rank: 163
2 KB
1 onetrust.com
geolocation.onetrust.com — Cisco Umbrella Rank: 603
303 B
0 pointmediatracker.com Failed
pixel.pointmediatracker.com Failed
82 16
Domain Requested by
30 d35aaqx5ub95lt.cloudfront.net www.duolingo.com
d35aaqx5ub95lt.cloudfront.net
16 excess.duolingo.com d35aaqx5ub95lt.cloudfront.net
5 cdn.cookielaw.org www.duolingo.com
cdn.cookielaw.org
d35aaqx5ub95lt.cloudfront.net
4 www.gstatic.com www.recaptcha.net
www.gstatic.com
3 www.recaptcha.net www.duolingo.com
www.gstatic.com
www.recaptcha.net
3 www.duolingo.com d35aaqx5ub95lt.cloudfront.net
2 fonts.gstatic.com www.recaptcha.net
2 www.google.de www.duolingo.com
2 www.google.com 1 redirects www.duolingo.com
2 c0.adalyser.com www.duolingo.com
2 connect.facebook.net www.duolingo.com
connect.facebook.net
2 www.google-analytics.com www.googletagmanager.com
d35aaqx5ub95lt.cloudfront.net
2 www.googletagmanager.com d35aaqx5ub95lt.cloudfront.net
www.googletagmanager.com
1 www.facebook.com www.duolingo.com
1 region1.google-analytics.com www.googletagmanager.com
1 googleads.g.doubleclick.net 1 redirects
1 stats.g.doubleclick.net d35aaqx5ub95lt.cloudfront.net
1 www.googleadservices.com www.googletagmanager.com
1 zombie.duolingo.com d35aaqx5ub95lt.cloudfront.net
1 brb.duolingo.com d35aaqx5ub95lt.cloudfront.net
1 geolocation.onetrust.com cdn.cookielaw.org
1 0.0api-okta.00.pay.d.duolingo.com 1 redirects
0 pixel.pointmediatracker.com Failed www.duolingo.com
82 23
Subject Issuer Validity Valid
*.duolingo.com
Go Daddy Secure Certificate Authority - G2
2022-11-20 -
2023-12-22
a year crt.sh
cookielaw.org
Cloudflare Inc ECC CA-3
2022-05-01 -
2023-05-01
a year crt.sh
misc.google.com
GTS CA 1C3
2023-02-08 -
2023-05-03
3 months crt.sh
*.cloudfront.net
Amazon RSA 2048 M01
2022-12-08 -
2023-12-07
a year crt.sh
*.gstatic.com
GTS CA 1C3
2023-02-08 -
2023-05-03
3 months crt.sh
onetrust.com
Cloudflare Inc ECC CA-3
2022-12-13 -
2023-12-13
a year crt.sh
*.google-analytics.com
GTS CA 1C3
2023-02-08 -
2023-05-03
3 months crt.sh
www.googleadservices.com
GTS CA 1C3
2023-02-08 -
2023-05-03
3 months crt.sh
*.facebook.com
DigiCert SHA2 High Assurance Server CA
2023-01-10 -
2023-03-05
2 months crt.sh
*.adalyser.com
Thawte RSA CA 2018
2022-06-10 -
2023-07-11
a year crt.sh
*.g.doubleclick.net
GTS CA 1C3
2023-02-08 -
2023-05-03
3 months crt.sh
www.google.com
GTS CA 1C3
2023-02-08 -
2023-05-03
3 months crt.sh
www.google.de
GTS CA 1C3
2023-02-08 -
2023-05-03
3 months crt.sh

This page contains 2 frames:

Primary Page: https://www.duolingo.com/
Frame ID: 651A8BF83AA39FEB0265B1FA85BB7E37
Requests: 67 HTTP requests in this frame

Frame: https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=Nh10qRQB5k2ucc5SCBLAQ4nA&size=invisible&cb=8odkstp236h7
Frame ID: E53AB4CAF5C59C7BF62949B42F27778A
Requests: 7 HTTP requests in this frame

Screenshot

Page Title

Duolingo - Die weltbeste Methode, eine Sprache zu lernenbadge-app-storebadge-app-store

Page URL History Show full URLs

  1. http://0.0api-okta.00.pay.d.duolingo.com/ HTTP 302
    https://www.duolingo.com/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <[^>]+data-react

Overall confidence: 100%
Detected patterns
  • //connect\.facebook\.([a-z]+)/[^/]*/[a-z]*\.js

Overall confidence: 100%
Detected patterns
  • google-analytics\.com/(?:ga|urchin|analytics)\.js

Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js

Overall confidence: 100%
Detected patterns
  • cdn\.cookielaw\.org
  • otSDKStub\.js

Page Statistics

82
Requests

98 %
HTTPS

68 %
IPv6

16
Domains

23
Subdomains

21
IPs

4
Countries

1491 kB
Transfer

4368 kB
Size

23
Cookies

Page URL History

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

  1. http://0.0api-okta.00.pay.d.duolingo.com/ HTTP 302
    https://www.duolingo.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 69
  • https://googleads.g.doubleclick.net/pagead/viewthroughconversion/397119219/?random=2005517004&cv=11&fst=1677395144154&bg=ffffff&guid=ON&async=1&gtm=45He32m0&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&value=1&auid=582450884.1677395144&uamb=0&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&ocp_id=yAT7Y8GcDO7WmLAPuaKIoAg&sscte=1&crd=&eitems=ChAIgIDnnwYQi_agxKC52-dDEh0AJ_SNFPDO8UMSd7a-H6rVyeSpl1rlIFk9lKL1ew&pscrd=EkxDaEFJZ0lEbm53WVF0dTJOa29PNHhfNXlFaVVBMHZJcHlWbEpRN0puRXVaMWQtbFlUa1RNd0tIUFFObW1EcVY4YnU0RHlPR2RaQXV3GldDaEFJZ0lEbm53WVF1Znkxc19yYTUtdEhFaTBBb3gxb2hnQkVSc2pfc01IU2NQTGxiXzRFZ250TE9oYlhidkZsVlRCUnVVaEhFbEpTTnVtSFVFTm9teWc HTTP 302
  • https://www.google.com/pagead/1p-conversion/397119219/?random=2005517004&cv=11&fst=1677395144154&bg=ffffff&guid=ON&async=1&gtm=45He32m0&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&value=1&auid=582450884.1677395144&uamb=0&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&pscrd=EkxDaEFJZ0lEbm53WVF0dTJOa29PNHhfNXlFaVVBMHZJcHlWbEpRN0puRXVaMWQtbFlUa1RNd0tIUFFObW1EcVY4YnU0RHlPR2RaQXV3GldDaEFJZ0lEbm53WVF1Znkxc19yYTUtdEhFaTBBb3gxb2hnQkVSc2pfc01IU2NQTGxiXzRFZ250TE9oYlhidkZsVlRCUnVVaEhFbEpTTnVtSFVFTm9teWc&is_vtc=1&ocp_id=yAT7Y8GcDO7WmLAPuaKIoAg&eitems=ChAIgIDnnwYQi_agxKC52-dDEh0AJ_SNFKbHsq3cGsP0adbB7V1KGh0-E0rV1UcHbw&random=1634092824 HTTP 302
  • https://www.google.de/pagead/1p-conversion/397119219/?random=2005517004&cv=11&fst=1677395144154&bg=ffffff&guid=ON&async=1&gtm=45He32m0&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&value=1&auid=582450884.1677395144&uamb=0&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&pscrd=EkxDaEFJZ0lEbm53WVF0dTJOa29PNHhfNXlFaVVBMHZJcHlWbEpRN0puRXVaMWQtbFlUa1RNd0tIUFFObW1EcVY4YnU0RHlPR2RaQXV3GldDaEFJZ0lEbm53WVF1Znkxc19yYTUtdEhFaTBBb3gxb2hnQkVSc2pfc01IU2NQTGxiXzRFZ250TE9oYlhidkZsVlRCUnVVaEhFbEpTTnVtSFVFTm9teWc&is_vtc=1&ocp_id=yAT7Y8GcDO7WmLAPuaKIoAg&eitems=ChAIgIDnnwYQi_agxKC52-dDEh0AJ_SNFKbHsq3cGsP0adbB7V1KGh0-E0rV1UcHbw&random=1634092824&ipr=y&prhg=0

82 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
www.duolingo.com/
Redirect Chain
  • http://0.0api-okta.00.pay.d.duolingo.com/
  • https://www.duolingo.com/
9 KB
4 KB
Document
General
Full URL
https://www.duolingo.com/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
23.22.171.190 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-23-22-171-190.compute-1.amazonaws.com
Software
duo-api /
Resource Hash
be994c7ec491da88ccbca6da10dec8da045fddd8b631226345119ca291842949
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/110.0.5481.177 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
Sun, 26 Feb 2023 07:05:43 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
28
x-frame-options
SAMEORIGIN
x-ipcountry
US
x-runtime
0.02652
x-tid
ffff16e363fb04710159
x-ws
UK

Redirect headers

Connection
keep-alive
Content-Length
169
Content-Type
text/html
Date
Sun, 26 Feb 2023 07:05:43 GMT
Location
https://www.duolingo.com/
Server
nginx/1.4.6 (Ubuntu)
otSDKStub.js
cdn.cookielaw.org/scripttemplates/
25 KB
9 KB
Script
General
Full URL
https://cdn.cookielaw.org/scripttemplates/otSDKStub.js
Requested by
Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6813:bc61 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
da9a77e15c8cbf2596563d3bc8020cc9e547d2b99976a0b77f5eeadf1c492feb
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

x-ms-blob-type
BlockBlob
date
Sun, 26 Feb 2023 07:05:43 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
content-md5
Ewgd1d1Vp0nFNYpIMiFTtA==
age
27725
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-length
8460
x-ms-lease-status
unlocked
last-modified
Thu, 23 Feb 2023 19:31:53 GMT
server
cloudflare
etag
0x8DB15D49DF7406C
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
x-ms-request-id
82922b92-f01e-0084-19fc-478ece000000
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
79f6d5803a1a6961-FRA
enterprise.js
www.recaptcha.net/recaptcha/
977 B
935 B
Script
General
Full URL
https://www.recaptcha.net/recaptcha/enterprise.js?render=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI
Requested by
Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:811::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
GSE /
Resource Hash
9659d546f3da4abb676778ddc7ec793619dc025e84fddefa05a4d4b343d95723
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self'
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date
Sun, 26 Feb 2023 07:05:43 GMT
content-encoding
gzip
x-content-type-options
nosniff
content-security-policy
frame-ancestors 'self'
server
GSE
x-frame-options
SAMEORIGIN
content-type
text/javascript; charset=UTF-8
cache-control
private, max-age=300
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
615
x-xss-protection
1; mode=block
expires
Sun, 26 Feb 2023 07:05:43 GMT
manifest-ccb7becd.js
d35aaqx5ub95lt.cloudfront.net/js/
11 KB
6 KB
Script
General
Full URL
https://d35aaqx5ub95lt.cloudfront.net/js/manifest-ccb7becd.js
Requested by
Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2250:e800:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
abb66dbb5f7042adea4525d061b7bac69e1a5e447928c25338f988a61e5bcc40

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date
Mon, 20 Feb 2023 20:57:03 GMT
content-encoding
gzip
via
1.1 0121ceb2efadb6db52d122a8b6b52f90.cloudfront.net (CloudFront)
last-modified
Mon, 20 Feb 2023 20:44:23 GMT
server
AmazonS3
x-amz-cf-pop
FRA60-P2
age
468521
etag
"47b45d3545fbab6a206fd45014b18895"
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
5501
x-amz-cf-id
CFZ4mMtkR72lJSgXrJL5s600fCKayM_EPLcB3gbMqkImQtWBo1DSSA==
features-7d76cc46.js
d35aaqx5ub95lt.cloudfront.net/js/
1 KB
910 B
Script
General
Full URL
https://d35aaqx5ub95lt.cloudfront.net/js/features-7d76cc46.js
Requested by
Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2250:e800:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
fe69e5302fa06ddb30a8c380747e51a65f40f3bae143c05d888b008ea3a6a530

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date
Wed, 08 Feb 2023 01:58:50 GMT
content-encoding
gzip
via
1.1 0121ceb2efadb6db52d122a8b6b52f90.cloudfront.net (CloudFront)
last-modified
Tue, 07 Feb 2023 22:12:15 GMT
server
AmazonS3
x-amz-cf-pop
FRA60-P2
age
1573614
etag
"7854e5fadc34041be5072736cd6cf4ae"
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
516
x-amz-cf-id
roMdZwwm5IStVT8jUDRFKJu2GyrGcApiKj78o5h6QFaToWX4nYed1w==
1374-596d8a2b.js
d35aaqx5ub95lt.cloudfront.net/js/
32 KB
12 KB
Script
General
Full URL
https://d35aaqx5ub95lt.cloudfront.net/js/1374-596d8a2b.js
Requested by
Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2250:e800:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
c915fa57c2a5b3d6d88f45b6680ca61c6d0ef5827b845d5a9226d90f7241303f

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date
Thu, 12 Jan 2023 03:13:23 GMT
content-encoding
gzip
via
1.1 0121ceb2efadb6db52d122a8b6b52f90.cloudfront.net (CloudFront)
last-modified
Wed, 11 Jan 2023 22:51:04 GMT
server
AmazonS3
x-amz-cf-pop
FRA60-P2
age
3901941
etag
"39e2493e8253542420021efa258e38cc"
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
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content-encoding
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strict-transport-security
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Request headers

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TLS 1.3, , AES_128_GCM
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content-encoding
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H2
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TLS 1.3, , AES_128_GCM
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content-encoding
gzip
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H2
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TLS 1.3, , AES_128_GCM
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accept-language
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Response headers

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content-encoding
gzip
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Request headers

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Response headers

date
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accept-encoding
gzip, identity
server
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access-control-max-age
3600
access-control-allow-methods
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Response headers

date
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accept-encoding
gzip, identity
server
Jetty(9.2.z-SNAPSHOT)
access-control-max-age
3600
access-control-allow-methods
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312 B
XHR
General
Full URL
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Requested by
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URL: https://d35aaqx5ub95lt.cloudfront.net/js/6407-4e2375bc.js
Protocol
H2
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TLS 1.2, ECDHE_RSA, AES_128_GCM
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Request headers

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Response headers

date
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accept-encoding
gzip, identity
server
Jetty(9.2.z-SNAPSHOT)
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3600
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312 B
XHR
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Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/6407-4e2375bc.js
Protocol
H2
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Request headers

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Response headers

date
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accept-encoding
gzip, identity
server
Jetty(9.2.z-SNAPSHOT)
access-control-max-age
3600
access-control-allow-methods
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H2
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Request headers

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accept-language
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User-Agent
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Response headers

date
Sun, 26 Feb 2023 07:05:44 GMT
accept-encoding
gzip, identity
server
Jetty(9.2.z-SNAPSHOT)
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3600
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312 B
XHR
General
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Requested by
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URL: https://d35aaqx5ub95lt.cloudfront.net/js/6407-4e2375bc.js
Protocol
H2
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Server
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Request headers

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accept-language
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User-Agent
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Response headers

date
Sun, 26 Feb 2023 07:05:44 GMT
accept-encoding
gzip, identity
server
Jetty(9.2.z-SNAPSHOT)
access-control-max-age
3600
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83 KB
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Full URL
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Protocol
H2
Security
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Request headers

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Response headers

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content-encoding
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Request headers

Referer
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1
User-Agent
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Response headers

alt-svc
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cache-control
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content-encoding
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20 KB
Script
General
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Software
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Security Headers
Name Value
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
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Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
date
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last-modified
Tue, 10 Jan 2023 21:29:14 GMT
server
Golfe2
age
660
vary
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content-type
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cache-control
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cross-origin-resource-policy
cross-origin
alt-svc
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content-length
20085
expires
Sun, 26 Feb 2023 08:54:44 GMT
/
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2 KB
2 KB
Script
General
Full URL
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Requested by
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URL: https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C
Protocol
H2
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TLS 1.3, , AES_128_GCM
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Security Headers
Name Value
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
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Response headers

pragma
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date
Sun, 26 Feb 2023 07:05:44 GMT
content-encoding
br
x-content-type-options
nosniff
server
cafe
content-type
text/javascript; charset=UTF-8
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cache-control
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cross-origin-resource-policy
cross-origin
content-disposition
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timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
1262
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
fbevents.js
connect.facebook.net/en_US/
106 KB
28 KB
Script
General
Full URL
https://connect.facebook.net/en_US/fbevents.js
Requested by
Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f084:d:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
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content-security-policy
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content-encoding
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Response headers

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content-encoding
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content-encoding
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Response headers

pragma
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x-content-type-options
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Response headers

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content-encoding
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pragma
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content-security-policy
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  • https://www.google.com/pagead/1p-conversion/397119219/?random=2005517004&cv=11&fst=1677395144154&bg=ffffff&guid=ON&async=1&gtm=45He32m0&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleads...
  • https://www.google.de/pagead/1p-conversion/397119219/?random=2005517004&cv=11&fst=1677395144154&bg=ffffff&guid=ON&async=1&gtm=45He32m0&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadse...
42 B
154 B
Image
General
Full URL
https://www.google.de/pagead/1p-conversion/397119219/?random=2005517004&cv=11&fst=1677395144154&bg=ffffff&guid=ON&async=1&gtm=45He32m0&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&value=1&auid=582450884.1677395144&uamb=0&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&pscrd=EkxDaEFJZ0lEbm53WVF0dTJOa29PNHhfNXlFaVVBMHZJcHlWbEpRN0puRXVaMWQtbFlUa1RNd0tIUFFObW1EcVY4YnU0RHlPR2RaQXV3GldDaEFJZ0lEbm53WVF1Znkxc19yYTUtdEhFaTBBb3gxb2hnQkVSc2pfc01IU2NQTGxiXzRFZ250TE9oYlhidkZsVlRCUnVVaEhFbEpTTnVtSFVFTm9teWc&is_vtc=1&ocp_id=yAT7Y8GcDO7WmLAPuaKIoAg&eitems=ChAIgIDnnwYQi_agxKC52-dDEh0AJ_SNFKbHsq3cGsP0adbB7V1KGh0-E0rV1UcHbw&random=1634092824&ipr=y&prhg=0
Requested by
Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol
H2
Server
2a00:1450:400d:806::2003 , Ireland, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
Content-Security-Policy script-src 'none'; object-src 'none'
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

pragma
no-cache
date
Sun, 26 Feb 2023 07:05:44 GMT
content-security-policy
script-src 'none'; object-src 'none'
x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT

Redirect headers

pragma
no-cache
date
Sun, 26 Feb 2023 07:05:44 GMT
content-security-policy
script-src 'none'; object-src 'none'
x-content-type-options
nosniff
server
cafe
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
location
https://www.google.de/pagead/1p-conversion/397119219/?random=2005517004&cv=11&fst=1677395144154&bg=ffffff&guid=ON&async=1&gtm=45He32m0&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&value=1&auid=582450884.1677395144&uamb=0&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&pscrd=EkxDaEFJZ0lEbm53WVF0dTJOa29PNHhfNXlFaVVBMHZJcHlWbEpRN0puRXVaMWQtbFlUa1RNd0tIUFFObW1EcVY4YnU0RHlPR2RaQXV3GldDaEFJZ0lEbm53WVF1Znkxc19yYTUtdEhFaTBBb3gxb2hnQkVSc2pfc01IU2NQTGxiXzRFZ250TE9oYlhidkZsVlRCUnVVaEhFbEpTTnVtSFVFTm9teWc&is_vtc=1&ocp_id=yAT7Y8GcDO7WmLAPuaKIoAg&eitems=ChAIgIDnnwYQi_agxKC52-dDEh0AJ_SNFKbHsq3cGsP0adbB7V1KGh0-E0rV1UcHbw&random=1634092824&ipr=y&prhg=0
content-type
image/gif
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
region1.google-analytics.com/g/
0
255 B
Ping
General
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-CSFDVCPQ4F&gtm=45je32m0&_p=396383619&cid=410223969.1677395144&ul=en-us&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&_s=1&sid=1677395144&sct=1&seg=0&dl=https%3A%2F%2Fwww.duolingo.com%2F&dt=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&en=page_view&_fv=1&_ss=1
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-CSFDVCPQ4F&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:34::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

pragma
no-cache
date
Sun, 26 Feb 2023 07:05:44 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.duolingo.com
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
ga-audiences
www.google.com/ads/
42 B
408 B
Image
General
Full URL
https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j99&tid=UA-21595814-1&cid=410223969.1677395144&jid=1500549660&_u=YEBAAEAAAAAAACgAI~&z=2143650050
Requested by
Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400d:808::2004 , Ireland, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

pragma
no-cache
date
Sun, 26 Feb 2023 07:05:44 GMT
x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
ga-audiences
www.google.de/ads/
42 B
408 B
Image
General
Full URL
https://www.google.de/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j99&tid=UA-21595814-1&cid=410223969.1677395144&jid=1500549660&_u=YEBAAEAAAAAAACgAI~&z=2143650050
Requested by
Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400d:806::2003 , Ireland, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

pragma
no-cache
date
Sun, 26 Feb 2023 07:05:44 GMT
x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
batch
excess.duolingo.com/
34 B
312 B
XHR
General
Full URL
https://excess.duolingo.com/batch
Requested by
Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/6407-4e2375bc.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.23.26.42 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-23-26-42.compute-1.amazonaws.com
Software
Jetty(9.2.z-SNAPSHOT) /
Resource Hash
26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer
https://www.duolingo.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36
Content-type
application/json

Response headers

date
Sun, 26 Feb 2023 07:05:44 GMT
accept-encoding
gzip, identity
server
Jetty(9.2.z-SNAPSHOT)
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS
content-type
text/plain; charset=ISO-8859-1
access-control-allow-origin
*
access-control-allow-headers
Content-Type, Access-Control-Allow-Headers, Authorization
content-length
34
batch
excess.duolingo.com/ Frame
0
0
Preflight
General
Full URL
https://excess.duolingo.com/batch
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.23.26.42 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-23-26-42.compute-1.amazonaws.com
Software
Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type
Access-Control-Request-Method
POST
Origin
https://www.duolingo.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 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
Sun, 26 Feb 2023 07:05:44 GMT
server
Jetty(9.2.z-SNAPSHOT)
/
www.facebook.com/tr/
0
185 B
Image
General
Full URL
https://www.facebook.com/tr/?id=1735692093320310&ev=PageView&dl=https%3A%2F%2Fwww.duolingo.com%2F&rl=&if=false&ts=1677395144310&sw=1600&sh=1200&v=2.9.97&r=stable&ec=0&o=29&cs_est=true&fbp=fb.1.1677395144309.15866304&it=1677395144246&coo=false&rqm=GET
Requested by
Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f11c:8183:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
proxygen-bolt /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

strict-transport-security
max-age=31536000; includeSubDomains
date
Sun, 26 Feb 2023 07:05:44 GMT
server
proxygen-bolt
content-type
text/plain
access-control-allow-origin
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
0
p
c0.adalyser.com/tracking/track/v3/
43 B
341 B
Image
General
Full URL
https://c0.adalyser.com/tracking/track/v3/p?stm=1677395144322&e=lce1&url=https%3A%2F%2Fwww.duolingo.com%2F&cid=duolingo&p=%7B%22et%22%3A1677395144319%2C%22nr%22%3A%22New%22%2C%22cg%22%3A%22Direct%22%2C%22dt%22%3A%22desktop%22%2C%22so%22%3A%22direct%22%2C%22me%22%3A%22none%22%2C%22ca%22%3A%22direct%22%2C%22co%22%3A%22(not%20set)%22%2C%22ke%22%3A%22(not%20set)%22%2C%22vid%22%3A%221%22%2C%22sid%22%3A%22863784e2-00f6-401c-b557-ee839f63ca2d%22%2C%22duid%22%3A%22738808e4-5b7a-4846-aabe-4d9fd4f65c3e%22%2C%22cw%22%3A1677395144319%7D&userAgent=Mozilla%2F5.0%20(Windows%20NT%2010.0%3B%20Win64%3B%20x64)%20AppleWebKit%2F537.36%20(KHTML%2C%20like%20Gecko)%20Chrome%2F110.0.5481.177%20Safari%2F537.36&domain=www.duolingo.com
Requested by
Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.211.155.14 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-52-211-155-14.eu-west-1.compute.amazonaws.com
Software
/ Express
Resource Hash
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.duolingo.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

pragma
no-cache
date
Sun, 26 Feb 2023 07:05:44 GMT
x-powered-by
Express
etag
W/"2b-B//0C13UlayirE4cP7xgqg"
p3p
CP="ADMa OUR IND DSP NON COR"
access-control-allow-origin
*
content-type
image/gif
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
access-control-allow-headers
origin, content-type, accept
content-length
43
expires
0
logo_48.png
www.gstatic.com/recaptcha/api2/ Frame E53A
2 KB
2 KB
Image
General
Full URL
https://www.gstatic.com/recaptcha/api2/logo_48.png
Requested by
Host: www.gstatic.com
URL: https://www.gstatic.com/recaptcha/releases/Nh10qRQB5k2ucc5SCBLAQ4nA/styles__ltr.css
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:400d:802::2003 , Ireland, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.gstatic.com/recaptcha/releases/Nh10qRQB5k2ucc5SCBLAQ4nA/styles__ltr.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date
Thu, 23 Feb 2023 01:14:34 GMT
x-content-type-options
nosniff
age
280270
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
2228
x-xss-protection
0
last-modified
Tue, 03 Mar 2020 20:15:00 GMT
server
sffe
cross-origin-opener-policy
same-origin-allow-popups; report-to="recaptcha"
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type
image/png
cache-control
public, max-age=604800
accept-ranges
bytes
expires
Thu, 02 Mar 2023 01:14:34 GMT
KFOmCnqEu92Fr1Mu4mxK.woff2
fonts.gstatic.com/s/roboto/v18/ Frame E53A
15 KB
16 KB
Font
General
Full URL
https://fonts.gstatic.com/s/roboto/v18/KFOmCnqEu92Fr1Mu4mxK.woff2
Requested by
Host: www.recaptcha.net
URL: https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=Nh10qRQB5k2ucc5SCBLAQ4nA&size=invisible&cb=8odkstp236h7
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400d:80d::2003 , Ireland, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://www.recaptcha.net/
Origin
https://www.recaptcha.net
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date
Thu, 23 Feb 2023 20:22:37 GMT
x-content-type-options
nosniff
age
211387
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
15344
x-xss-protection
0
last-modified
Mon, 16 Oct 2017 17:32:55 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Fri, 23 Feb 2024 20:22:37 GMT
KFOlCnqEu92Fr1MmEU9fBBc4.woff2
fonts.gstatic.com/s/roboto/v18/ Frame E53A
15 KB
15 KB
Font
General
Full URL
https://fonts.gstatic.com/s/roboto/v18/KFOlCnqEu92Fr1MmEU9fBBc4.woff2
Requested by
Host: www.recaptcha.net
URL: https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=Nh10qRQB5k2ucc5SCBLAQ4nA&size=invisible&cb=8odkstp236h7
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400d:80d::2003 , Ireland, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
5a8c1e7681318caa29e9f44e8a6e271f6a4067a2703e9916dfd4fe9099241db7
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://www.recaptcha.net/
Origin
https://www.recaptcha.net
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date
Thu, 23 Feb 2023 08:57:56 GMT
x-content-type-options
nosniff
age
252468
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
15552
x-xss-protection
0
last-modified
Mon, 16 Oct 2017 17:33:02 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Fri, 23 Feb 2024 08:57:56 GMT
webworker.js
www.recaptcha.net/recaptcha/enterprise/ Frame E53A
102 B
134 B
Other
General
Full URL
https://www.recaptcha.net/recaptcha/enterprise/webworker.js?hl=de&v=Nh10qRQB5k2ucc5SCBLAQ4nA
Requested by
Host: www.recaptcha.net
URL: https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=Nh10qRQB5k2ucc5SCBLAQ4nA&size=invisible&cb=8odkstp236h7
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:811::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
GSE /
Resource Hash
347994f2b271030fae86aa3b0de7cbc7ffcdb19b612c61cad0bea5847b1c12fe
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self'
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.recaptcha.net/recaptcha/enterprise/anchor?ar=1&k=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI&co=aHR0cHM6Ly93d3cuZHVvbGluZ28uY29tOjQ0Mw..&hl=de&v=Nh10qRQB5k2ucc5SCBLAQ4nA&size=invisible&cb=8odkstp236h7
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date
Sun, 26 Feb 2023 07:05:44 GMT
content-encoding
gzip
x-content-type-options
nosniff
content-security-policy
frame-ancestors 'self'
server
GSE
cross-origin-embedder-policy
require-corp
x-frame-options
SAMEORIGIN
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type
text/javascript; charset=UTF-8
cache-control
private, max-age=300
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
112
x-xss-protection
1; mode=block
expires
Sun, 26 Feb 2023 07:05:44 GMT

Failed requests

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

Domain
pixel.pointmediatracker.com
URL
https://pixel.pointmediatracker.com/kpi?c=duolingo&kpi=visit&tag_id=111&fpc=4071c3ce-8798-40b3-8108-cbcb736fb963&utm_source=undefined&utm_medium=undefined&utm_campaign=undefined&gtmcb=1617551005

Verdicts & Comments Add Verdict or Comment

94 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.

object| 0 object| 1 boolean| credentialless object| OneTrustStub function| OptanonWrapper object| duo object| webpackChunk boolean| supportsAbortController boolean| supportsES2015 object| features boolean| isAbc object| HIDE_APP_SMART_BANNER_PATH undefined| el object| ___grecaptcha_cfg object| grecaptcha string| __recaptcha_api boolean| __google_recaptcha_client function| _fs_ready object| dataLayer function| _rollbarURH function| ga object| gaDevIds object| gaplugins function| HowlerGlobal object| Howler function| Howl function| Sound function| __extends function| __assign function| __rest function| __decorate function| __param function| __metadata function| __awaiter function| __generator function| __exportStar function| __createBinding function| __values function| __read function| __spread function| __spreadArrays function| __await function| __asyncGenerator function| __asyncDelegator function| __asyncValues function| __makeTemplateObject function| __importStar function| __importDefault function| __classPrivateFieldGet function| __classPrivateFieldSet string| OnetrustActiveGroups string| OptanonActiveGroups object| otStubData object| recaptcha object| closure_lm_336509 object| google_tag_manager object| google_tag_data string| GoogleAnalyticsObject object| GooglebQhCsO function| fbq function| _fbq object| GlobalAdalyserNamespace function| adalyserTracker function| create_UUID function| createCookie object| gaGlobal object| gaData object| Optanon object| OneTrust function| onYouTubeIframeAPIReady function| adalyserModules function| trackerCore function| rng object| _rnds8 undefined| _rnds function| parse function| unparse function| v1 function| v4 object| _byteToHex object| _hexToByte object| _seedBytes object| _nodeId number| _clockseq number| _lastMSecs number| _lastNSecs function| uuid function| cookie string| queueName function| queue function| sha1 function| api object| mutState object| AdalyserTracker

23 Cookies

Domain/Path Name / Value
.duolingo.com/ Name: logged_out_uuid
Value: a0562cd1-d36b-49d7-83c1-5e0729004816
.duolingo.com/ Name: lang
Value: de
www.duolingo.com/ Name: wuuid
Value: edd87cb0-9e26-4256-b720-2d91e539be76
.duolingo.com/ Name: tsl
Value: 1677395143876
.duolingo.com/ Name: lu
Value: https://www.duolingo.com/
.duolingo.com/ Name: initial_referrer
Value: $direct
.duolingo.com/ Name: lr
Value:
.duolingo.com/ Name: lp
Value: splash
.duolingo.com/ Name: _gcl_au
Value: 1.1.582450884.1677395144
www.duolingo.com/ Name: FPC
Value: 4071c3ce-8798-40b3-8108-cbcb736fb963
.duolingo.com/ Name: _gid
Value: GA1.2.1315790806.1677395144
.duolingo.com/ Name: _gat_UA-21595814-1
Value: 1
.duolingo.com/ Name: _ga_CSFDVCPQ4F
Value: GS1.1.1677395144.1.0.1677395144.0.0.0
.duolingo.com/ Name: _ga
Value: GA1.1.410223969.1677395144
.duolingo.com/ Name: OptanonConsent
Value: isGpcEnabled=0&datestamp=Sun+Feb+26+2023+07%3A05%3A44+GMT%2B0000+(GMT)&version=6.16.0&isIABGlobal=false&consentId=542e2fc9-0ad5-4ce4-b161-c2c729cb3920&interactionCount=0&landingPath=https%3A%2F%2Fwww.duolingo.com%2F&groups=C0001%3A1%2CC0002%3A0%2CC0003%3A0%2CC0004%3A0&hosts=H3%3A1%2CH14%3A1%2CH11%3A0%2CH1%3A0%2CH15%3A0%2CH6%3A0%2CH22%3A0%2CH2%3A0%2CH7%3A0%2CH16%3A0%2CH9%3A0%2CH18%3A0%2CH10%3A0%2CH12%3A0%2CH13%3A0
.duolingo.com/ Name: _fbp
Value: fb.1.1677395144309.15866304
.duolingo.com/ Name: __adal_ses
Value: *
.duolingo.com/ Name: __adal_id
Value: 738808e4-5b7a-4846-aabe-4d9fd4f65c3e.1677395144.1.1677395144.1677395144.863784e2-00f6-401c-b557-ee839f63ca2d
.duolingo.com/ Name: __adal_ca
Value: so%3Ddirect%26me%3Dnone%26ca%3Ddirect%26co%3D%28not%2520set%29%26ke%3D%28not%2520set%29
.duolingo.com/ Name: __adal_cw
Value: 1677395144319
www.duolingo.com/ Name: AWSALB
Value: LV1zC7sy5SbsGDdKui7RPEmM8RfUG1DsPDZKCO/wFoi6xtSm337t3WUStZsVxodq8QeOY3+kc7f55mW3lx+Re+1CYEkzarXOyRKEPWahprgafEIFEEJs5YeEnWrz
www.duolingo.com/ Name: AWSALBCORS
Value: LV1zC7sy5SbsGDdKui7RPEmM8RfUG1DsPDZKCO/wFoi6xtSm337t3WUStZsVxodq8QeOY3+kc7f55mW3lx+Re+1CYEkzarXOyRKEPWahprgafEIFEEJs5YeEnWrz
.doubleclick.net/ Name: test_cookie
Value: CheckForPermission

3 Console Messages

Source Level URL
Text
network error URL: https://brb.duolingo.com/0/web.json?user=0&ts=1677395143&tzoffset=0
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=1677395143&tzoffset=0
Message:
Failed to load resource: the server responded with a status of 404 ()
network error URL: https://pixel.pointmediatracker.com/kpi?c=duolingo&kpi=visit&tag_id=111&fpc=4071c3ce-8798-40b3-8108-cbcb736fb963&utm_source=undefined&utm_medium=undefined&utm_campaign=undefined&gtmcb=1617551005
Message:
Failed to load resource: net::ERR_NAME_NOT_RESOLVED

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.

0.0api-okta.00.pay.d.duolingo.com
brb.duolingo.com
c0.adalyser.com
cdn.cookielaw.org
connect.facebook.net
d35aaqx5ub95lt.cloudfront.net
excess.duolingo.com
fonts.gstatic.com
geolocation.onetrust.com
googleads.g.doubleclick.net
pixel.pointmediatracker.com
region1.google-analytics.com
stats.g.doubleclick.net
www.duolingo.com
www.facebook.com
www.google-analytics.com
www.google.com
www.google.de
www.googleadservices.com
www.googletagmanager.com
www.gstatic.com
www.recaptcha.net
zombie.duolingo.com
pixel.pointmediatracker.com
143.204.215.41
172.217.18.2
18.66.112.49
2001:4860:4802:34::36
23.22.171.190
2600:9000:2250:e800:7:60cd:e840:21
2606:4700:4400::6812:2b9e
2606:4700::6813:bc61
2a00:1450:4001:811::2003
2a00:1450:4001:828::200e
2a00:1450:400d:802::2003
2a00:1450:400d:806::2003
2a00:1450:400d:808::2004
2a00:1450:400d:80a::2002
2a00:1450:400d:80d::2003
2a00:1450:400d:80e::2008
2a00:1450:4025:401::9c
2a03:2880:f084:d:face:b00c:0:3
2a03:2880:f11c:8183:face:b00c:0:25de
52.211.155.14
52.23.26.42
54.165.40.136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b86a0089e38c6a01d06ba9b6145cf5454a7d42f2c67ef23aeacd207f664d3f31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