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schools.duolingo.com Open in urlscan Pro
52.0.224.180  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://schools.duolingo.com/
Effective URL: https://schools.duolingo.com/
Submission: On April 03 via api from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 14 IPs in 3 countries across 7 domains to perform 44 HTTP transactions. The main IP is 52.0.224.180, located in Ashburn, United States and belongs to AMAZON-AES, US. The main domain is schools.duolingo.com. The Cisco Umbrella rank of the primary domain is 53978.
TLS certificate: Issued by Go Daddy Secure Certificate Authority... on November 21st 2023. Valid for: a year.
This is the only time schools.duolingo.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

1    52.0.224.180 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-52-0-224-180.compute-1.amazonaws.com
schools.duolingo.com
22    52.222.236.5 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-52-222-236-5.fra56.r.cloudfront.net
schools-cdn.duolingo.com
2    2a00:1450:4001:801::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
1    2a00:1450:4001:809::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.youtube.com
4    107.23.13.168 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-107-23-13-168.compute-1.amazonaws.com
excess.duolingo.com
1    3.212.195.81 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-3-212-195-81.compute-1.amazonaws.com
www.duolingo.com
2    151.101.129.44 (United States)

ASN54113 (FASTLY, US)
cdn.taboola.com
trc.taboola.com
2    2a00:1450:4001:80b::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google-analytics.com
2    2a03:2880:f084:105:face:b00c:0:3 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
connect.facebook.net
2    2a00:1450:4001:810::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.youtube.com
2    2001:4860:4802:32::36 (United States)

ASN15169 (GOOGLE, US)
region1.google-analytics.com
1    142.250.185.168 (United States)

ASN15169 (GOOGLE, US)
PTR: fra16s51-in-f8.1e100.net
www.googletagmanager.com
1    2a03:2880:f177:185:face:b00c:0:25de (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
www.facebook.com
1    141.226.228.48 (Netherlands)

ASN200478 (TABOOLA-AS, IL)
trc-events.taboola.com
Apex Domain
Subdomains		 Transfer
28 duolingo.com
schools.duolingo.com — Cisco Umbrella Rank: 53978
schools-cdn.duolingo.com — Cisco Umbrella Rank: 306633
excess.duolingo.com — Cisco Umbrella Rank: 7794
www.duolingo.com — Cisco Umbrella Rank: 19828
1 MB
4 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 34
region1.google-analytics.com — Cisco Umbrella Rank: 2042
21 KB
3 taboola.com
cdn.taboola.com — Cisco Umbrella Rank: 996
trc.taboola.com — Cisco Umbrella Rank: 704
trc-events.taboola.com — Cisco Umbrella Rank: 2340
23 KB
3 youtube.com
www.youtube.com — Cisco Umbrella Rank: 68
69 KB
3 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 42
279 KB
2 facebook.net
connect.facebook.net — Cisco Umbrella Rank: 182
70 KB
1 facebook.com
www.facebook.com — Cisco Umbrella Rank: 100
273 B
44 7
Domain Requested by
22 schools-cdn.duolingo.com schools.duolingo.com
schools-cdn.duolingo.com
4 excess.duolingo.com schools-cdn.duolingo.com
3 www.youtube.com schools-cdn.duolingo.com
www.googletagmanager.com
www.youtube.com
3 www.googletagmanager.com schools.duolingo.com
www.googletagmanager.com
www.google-analytics.com
2 region1.google-analytics.com www.googletagmanager.com
2 connect.facebook.net schools.duolingo.com
connect.facebook.net
2 www.google-analytics.com www.googletagmanager.com
schools-cdn.duolingo.com
1 trc-events.taboola.com schools-cdn.duolingo.com
1 www.facebook.com schools.duolingo.com
1 trc.taboola.com cdn.taboola.com
1 cdn.taboola.com www.googletagmanager.com
1 www.duolingo.com schools-cdn.duolingo.com
1 schools.duolingo.com
44 13
Subject Issuer Validity Valid
*.duolingo.com
Go Daddy Secure Certificate Authority - G2		 2023-11-21 -
2024-12-22		 a year crt.sh
*.google-analytics.com
GTS CA 1C3		 2024-03-04 -
2024-05-27		 3 months crt.sh
*.google.com
GTS CA 1C3		 2024-03-04 -
2024-05-27		 3 months crt.sh
*.taboola.com
DigiCert Global G2 TLS RSA SHA256 2020 CA1		 2023-10-23 -
2024-11-22		 a year crt.sh
*.facebook.com
DigiCert SHA2 High Assurance Server CA		 2024-01-11 -
2024-04-10		 3 months crt.sh

This page contains 2 frames:

Primary Page: https://schools.duolingo.com/
Frame ID: E1A09412413E8E77CCA58446CB289D18
Requests: 41 HTTP requests in this frame

Frame: https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com
Frame ID: F89AC2651E54E9A03C45B0532D19FB09
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Duolingo for Schools

Page URL History Show full URLs

  1. http://schools.duolingo.com/ HTTP 307
    https://schools.duolingo.com/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <(?:param|embed|iframe)[^>]+youtube(?:-nocookie)?\.com/(?:v|embed)
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/ns\.html[^>]+></iframe>
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js

Page Statistics

44
Requests

100 %
HTTPS

50 %
IPv6

7
Domains

13
Subdomains

14
IPs

3
Countries

1617 kB
Transfer

5088 kB
Size

11
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://schools.duolingo.com/ HTTP 307
    https://schools.duolingo.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

44 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
schools.duolingo.com/
Redirect Chain
  • http://schools.duolingo.com/
  • https://schools.duolingo.com/
2 KB
919 B 		Document
General
Check archive.org
Download Go to
Full URL
https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.0.224.180 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-0-224-180.compute-1.amazonaws.com
Software
duo-api /
Resource Hash
3a7e393a71bc09c41c2f18c71056cff53ebbf806211589fc1b80d29d8913fc5d
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

content-encoding
br
content-length
715
content-type
text/html; charset=utf-8
date
Wed, 03 Apr 2024 04:29:14 GMT
server
duo-api
vary
Accept-Encoding
x-duo-request-host
schools.duolingo.com
x-envoy-upstream-service-time
60
x-frame-options
SAMEORIGIN

Redirect headers

Location
https://schools.duolingo.com/
Non-Authoritative-Reason
HttpsUpgrades
vendor-aa60776a.css
schools-cdn.duolingo.com/ 		46 KB
9 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://schools-cdn.duolingo.com/vendor-aa60776a.css
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
bb3ccf008c5fcdc9fa15ddbb5878963b125691beb6ff14656cd34b28d3afa49a

Request headers

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

Response headers

x-amz-version-id
lag8Lq7yV17JiBnDXS5AA8Ivnt.i.dX7
content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
date
Wed, 03 Apr 2024 01:36:42 GMT
last-modified
Tue, 12 Mar 2024 21:11:31 GMT
server
AmazonS3
x-amz-cf-pop
FRA56-P4
age
11358
etag
"259b0fd23b071caca5c056026e180207"
x-cache
Hit from cloudfront
content-type
text/css
cache-control
max-age=315360000
content-length
8846
x-amz-cf-id
MEU-dqV7CeahH_XbGItj5Dvf9Q62Z4gLt1Fw7E9oyl1VJCzfJcBYVQ==
app-687b5869.css
schools-cdn.duolingo.com/ 		116 KB
25 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://schools-cdn.duolingo.com/app-687b5869.css
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
1c0c81c5a52f8ff5933bfa759b055a01af518492d0442176001152d7bcc78f8e

Request headers

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

Response headers

x-amz-version-id
I7J3BrGPW0kT3jHdenHy4qb5WLLmcQwz
content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
date
Wed, 03 Apr 2024 04:29:14 GMT
last-modified
Tue, 12 Mar 2024 21:11:28 GMT
server
AmazonS3
x-amz-cf-pop
FRA56-P4
age
227
etag
"49ee890444d76c7b8e797cccb52bcae7"
x-cache
Hit from cloudfront
content-type
text/css
cache-control
max-age=315360000
content-length
25432
x-amz-cf-id
J9fvPdFIB8sWJfRMHw2e6Y2hH09mamZoyGil6rJBTxJMI8ZRI_3gAA==
manifest-698728d3.js
schools-cdn.duolingo.com/js/ 		4 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://schools-cdn.duolingo.com/js/manifest-698728d3.js
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
da2229c5b9a68af81ebdb90c3d4aa8d5ca1004702a005290800fe8ddce1750a9

Request headers

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

Response headers

x-amz-version-id
YjYvGIfRynmCLfw_8GmhMGcgINgS8_Kw
content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
date
Wed, 03 Apr 2024 04:12:55 GMT
last-modified
Tue, 12 Mar 2024 21:11:30 GMT
server
AmazonS3
x-amz-cf-pop
FRA56-P4
age
2047
etag
"9b81a85de4ad06ade9948dfda5cdabf6"
x-cache
Hit from cloudfront
content-type
application/javascript
cache-control
max-age=315360000
content-length
2094
x-amz-cf-id
dGJ25M3alXZypgR5qIHVh4Vkhju8tX7IRc1m-nCAJUIshNWVnd5ShA==
ltr-207b641c.js
schools-cdn.duolingo.com/js/css/ 		235 KB
45 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://schools-cdn.duolingo.com/js/css/ltr-207b641c.js
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
e2396f7eb998a5348e2e9b8f27cf09ac33c6ccc40ebd91eeea222af065206519

Request headers

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

Response headers

x-amz-version-id
y5UTXEm8r1gpBrmAc6_Uv05RoVjKmutF
content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
date
Tue, 02 Apr 2024 05:43:12 GMT
last-modified
Tue, 12 Mar 2024 21:11:30 GMT
server
AmazonS3
x-amz-cf-pop
FRA56-P4
age
81963
etag
"3549a91b5d97c3b342ed0a3e2ecfcabc"
x-cache
Hit from cloudfront
content-type
application/javascript
cache-control
max-age=315360000
content-length
45769
x-amz-cf-id
-5LqfOH4XQsw1zcAYjha_7GLqqPtAaMvTFD9eIJb1L44KStrj5mBAQ==
en-a6c2b3d0.js
schools-cdn.duolingo.com/js/strings/ 		249 B
591 B 		Script
General
Check archive.org
Download Go to
Full URL
https://schools-cdn.duolingo.com/js/strings/en-a6c2b3d0.js
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
44d0e29951f975aff98efe9b83281f64e43dbb29e2b6f79c48625f9764c6a632

Request headers

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

Response headers

date
Tue, 02 Apr 2024 05:09:30 GMT
content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
x-amz-version-id
qN0Ww6D_zUOniGa2RMqjQqZ7Bi8AkJxg
last-modified
Tue, 12 Mar 2024 21:11:30 GMT
server
AmazonS3
x-amz-cf-pop
FRA56-P4
age
83985
etag
"08c1d759d04c683b04bb76fc790393fa"
x-cache
Hit from cloudfront
content-type
application/javascript
cache-control
max-age=315360000
content-length
198
x-amz-cf-id
0KqGUc78wkJUOkmP8bEOStMTyEer8JW0xNUbs7afuVfJX7FQjHLcGQ==
vendor-db206963.js
schools-cdn.duolingo.com/js/ 		2 MB
453 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://schools-cdn.duolingo.com/js/vendor-db206963.js
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
6b0df3fd73c657c33718be970e21ee796423d621f926b43c57605bdaf36a4dd4

Request headers

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

Response headers

x-amz-version-id
cXtEkFVeIbFnnTPlbVWU.nmtqiMrQjGs
content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
date
Tue, 02 Apr 2024 06:42:11 GMT
last-modified
Tue, 12 Mar 2024 21:11:31 GMT
server
AmazonS3
x-amz-cf-pop
FRA56-P4
age
81213
etag
"028bb123ae00b39c74519565af8bfec4"
x-cache
Hit from cloudfront
content-type
application/javascript
cache-control
max-age=315360000
content-length
463058
x-amz-cf-id
kfVZP99eJP8CQrI3jbkDHLjSMZIPVJOYMcOlsX5GBaTfSwxzRK9hcQ==
app-383762eb.js
schools-cdn.duolingo.com/js/ 		478 KB
113 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://schools-cdn.duolingo.com/js/app-383762eb.js
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
584ec230c7ccdc8444411d1efce631e30c491bf10fdd7414531dbcbff414e764

Request headers

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

Response headers

x-amz-version-id
vuS4amcA4MCDyhBdjMQFh6ngLEmi_g3W
content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
date
Tue, 02 Apr 2024 05:26:29 GMT
last-modified
Tue, 12 Mar 2024 21:11:30 GMT
server
AmazonS3
x-amz-cf-pop
FRA56-P4
age
82966
etag
"5026d27bf49f73e95cc1ea946852a4bb"
x-cache
Hit from cloudfront
content-type
application/javascript
cache-control
max-age=315360000
content-length
115483
x-amz-cf-id
UxY_-hhotW9TkjiJkYZS2duGBEOVk-emHj5skv0D4y5JOwYoZYyw7A==
gtm.js
www.googletagmanager.com/ 		298 KB
99 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-NXRLZVS
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:801::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
5a45c14d9a4dfc274b96f90aa8bab59a616cf80ab61382e2298703aa6042c8fa
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

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

Response headers

date
Wed, 03 Apr 2024 04:29:14 GMT
content-encoding
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General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/embed/E6hadnnW-JE?enablejsapi=1&origin=https://schools.duolingo.com
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Download Go to
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107.23.13.168 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Download Go to
Full URL
https://excess.duolingo.com/batch
Protocol
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Full URL
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Download Go to
Full URL
https://schools-cdn.duolingo.com/fonts/DINNextRoundedLTPro-Bold.woff2
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URL: https://schools-cdn.duolingo.com/app-687b5869.css
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sec-ch-ua-platform
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Response headers

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29 KB 		Font
General
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Download Go to
Full URL
https://schools-cdn.duolingo.com/fonts/DINNextRoundedLTPro-Regular.woff2
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Host: schools-cdn.duolingo.com
URL: https://schools-cdn.duolingo.com/app-687b5869.css
Protocol
H2
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TLS 1.3, , AES_128_GCM
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Download Go to
Full URL
https://excess.duolingo.com/batch
Requested by
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Protocol
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sec-ch-ua-mobile
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accept-encoding
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Download Go to Show image
Full URL
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Requested by
Host: schools.duolingo.com
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H2
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TLS 1.3, , AES_128_GCM
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Download Go to Show image
Full URL
https://schools-cdn.duolingo.com/images/36f6de0980bf7fae7ff7a26d12076932.svg
Requested by
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Protocol
H2
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sec-ch-ua-mobile
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General
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Download Go to Show image
Full URL
https://schools-cdn.duolingo.com/images/splash/4554d68c1e5f798620f380335bf7d0d4.svg
Requested by
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URL: https://schools.duolingo.com/
Protocol
H2
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TLS 1.3, , AES_128_GCM
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52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
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sec-ch-ua
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accept-language
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sec-ch-ua-mobile
?0
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sec-ch-ua-platform
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Response headers

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General
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Full URL
https://schools-cdn.duolingo.com/images/splash/dd8ad0669c3388876d3fecd4407c2a55.svg
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
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Request headers

sec-ch-ua
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https://schools.duolingo.com/
accept-language
de-DE,de;q=0.9
sec-ch-ua-mobile
?0
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sec-ch-ua-platform
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Response headers

x-amz-version-id
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content-encoding
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last-modified
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server
AmazonS3
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99 KB 		Image
General
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Full URL
https://schools-cdn.duolingo.com/images/splash/8e600ee309c20d2e4efa1964b52ec2f5.svg
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
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Request headers

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

Response headers

x-amz-version-id
1pG8IUASgMjh3Cm2ted0OB4Nk8D9XEmr
content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
date
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last-modified
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server
AmazonS3
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x-cache
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15 KB 		Image
General
Check archive.org
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Full URL
https://schools-cdn.duolingo.com/images/splash/teachers/b0b188089a2cb5d0359e6ec93f69f73d.png
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
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Request headers

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

Response headers

x-amz-version-id
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content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
date
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last-modified
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server
AmazonS3
x-amz-cf-pop
FRA56-P4
age
9417
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x-cache
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cache-control
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4 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://schools-cdn.duolingo.com/images/splash/teachers/715431d94c9be726440306cde1f85962.svg
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
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Request headers

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

Response headers

x-amz-version-id
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content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
date
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last-modified
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server
AmazonS3
x-amz-cf-pop
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12 KB 		Image
General
Check archive.org
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Full URL
https://schools-cdn.duolingo.com/images/splash/teachers/c8176efe55f271f1874e5e239c2a686e.png
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
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Request headers

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

Response headers

x-amz-version-id
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content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
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last-modified
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AmazonS3
x-amz-cf-pop
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82944
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x-cache
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14 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://schools-cdn.duolingo.com/images/splash/teachers/b2a7ea08f9ec09a4491ea3f471aec904.png
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
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Request headers

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

Response headers

x-amz-version-id
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content-encoding
gzip
via
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last-modified
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server
AmazonS3
x-amz-cf-pop
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age
82209
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36 KB 		Image
General
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Download Go to Show image
Full URL
https://schools-cdn.duolingo.com/images/splash/91df9aca9db7e77f8e3fada5fd9da9fb.png
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
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Request headers

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

Response headers

x-amz-version-id
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content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
date
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last-modified
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server
AmazonS3
x-amz-cf-pop
FRA56-P4
age
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"40d0f1526e5f1b31258c2c183a969dc3"
x-cache
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content-type
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cache-control
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36463
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batch
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311 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://excess.duolingo.com/batch
Requested by
Host: schools-cdn.duolingo.com
URL: https://schools-cdn.duolingo.com/js/vendor-db206963.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
107.23.13.168 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-107-23-13-168.compute-1.amazonaws.com
Software
Jetty(9.4.53.v20231009) /
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Request headers

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

Response headers

date
Wed, 03 Apr 2024 04:29:15 GMT
accept-encoding
gzip, identity
server
Jetty(9.4.53.v20231009)
access-control-max-age
3600
access-control-allow-methods
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content-type
text/plain;charset=iso-8859-1
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Content-Type, Access-Control-Allow-Headers, Authorization
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34
config
www.duolingo.com/2017-06-30/ 		66 B
485 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.duolingo.com/2017-06-30/config?fields=ageRestrictionLimit,clientExperiments%7B%7D,ipCountry&_=1712118555207
Requested by
Host: schools-cdn.duolingo.com
URL: https://schools-cdn.duolingo.com/js/vendor-db206963.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.212.195.81 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-3-212-195-81.compute-1.amazonaws.com
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duo-api /
Resource Hash
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Name Value
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Request headers

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

Response headers

date
Wed, 03 Apr 2024 04:29:15 GMT
x-content-type-options
nosniff
x-duo-request-host
www.duolingo.com
x-envoy-upstream-service-time
3
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66
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1 ; mode=block
pragma
no-cache
referrer-policy
no-referrer
server
duo-api
vary
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x-frame-options
DENY
content-type
application/json
access-control-allow-origin
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cache-control
no-cache, no-store, max-age=0, must-revalidate
access-control-allow-credentials
true
expires
0
js
www.googletagmanager.com/gtag/ 		257 KB
90 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtag/js?id=G-K7B90B1WR0&l=dataLayer&cx=c
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NXRLZVS
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:801::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

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

Response headers

date
Wed, 03 Apr 2024 04:29:15 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
access-control-allow-headers
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content-length
91934
x-xss-protection
0
alt-svc
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expires
Wed, 03 Apr 2024 04:29:15 GMT
tfa.js
cdn.taboola.com/libtrc/unip/1382618/ 		69 KB
21 KB 		Script
General
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Full URL
https://cdn.taboola.com/libtrc/unip/1382618/tfa.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NXRLZVS
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.129.44 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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Request headers

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

Response headers

x-amz-version-id
Qh44x1yXRwlcMJM05ZRTjCt4Gn9Ars6o
content-encoding
gzip
via
1.1 varnish
date
Wed, 03 Apr 2024 04:29:15 GMT
x-amz-request-id
PASDHKY4AN05EMRS
age
95
x-amz-server-side-encryption
AES256
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21504
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x-served-by
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last-modified
Sun, 31 Mar 2024 11:17:34 GMT
server
AmazonS3
x-timer
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etag
"3268209674e452a27810f5d45e4e831a"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
abp
19
access-control-allow-origin
*
cache-control
private,max-age=14401
accept-ranges
bytes
x-cache-hits
1
analytics.js
www.google-analytics.com/ 		52 KB
21 KB 		Script
General
Check archive.org
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Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NXRLZVS
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80b::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
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Request headers

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

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
date
Wed, 03 Apr 2024 03:48:08 GMT
last-modified
Tue, 12 Dec 2023 18:09:08 GMT
server
Golfe2
age
2467
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=7200
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
20994
expires
Wed, 03 Apr 2024 05:48:08 GMT
fbevents.js
connect.facebook.net/en_US/ 		218 KB
59 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://connect.facebook.net/en_US/fbevents.js
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f084:105:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
047e3259b6f0b42d781532fa122b2d8de9aed187d766fd45efcf119450eeb4c4
Security Headers
Name Value
Content-Security-Policy default-src 'self' data: blob: facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;require-trusted-types-for 'script';
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

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

Response headers

content-security-policy
default-src 'self' data: blob: facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;require-trusted-types-for 'script';
content-encoding
gzip
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; preload; includeSubDomains
date
Wed, 03 Apr 2024 04:29:15 GMT
document-policy
force-load-at-top
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
58040
x-xss-protection
0
reporting-endpoints
coop_report="https://www.facebook.com/browser_reporting/coop/?minimize=0", coep_report="https://www.facebook.com/browser_reporting/coep/?minimize=0", permissions_policy="https://www.facebook.com/ajax/browser_error_reports/"
x-fb-connection-quality
EXCELLENT; q=0.9, rtt=7, rtx=0, c=12, mss=1294, tbw=2798, tp=-1, tpl=-1, uplat=0, ullat=-1
pragma
public
x-fb-debug
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cross-origin-embedder-policy-report-only
require-corp;report-to="coep_report"
cross-origin-opener-policy
same-origin-allow-popups;report-to="coop_report"
vary
Accept-Encoding
report-to
{"max_age":2592000,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/coop\/?minimize=0"}],"group":"coop_report","include_subdomains":true}, {"max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/coep\/?minimize=0"}],"group":"coep_report"}, {"max_age":21600,"endpoints":[{"url":"https:\/\/www.facebook.com\/ajax\/browser_error_reports\/"}],"group":"permissions_policy"}
content-type
application/x-javascript; charset=utf-8
x-frame-options
DENY
origin-agent-cluster
?0
cache-control
public, max-age=1200
permissions-policy
accelerometer=(), attribution-reporting=(), autoplay=(), bluetooth=(), camera=(), ch-device-memory=(), ch-save-data=(), ch-ua-arch=(), ch-ua-bitness=(), clipboard-read=(), clipboard-write=(), display-capture=(), encrypted-media=(), fullscreen=(self), gamepad=(), geolocation=(), gyroscope=(), hid=(), idle-detection=(), keyboard-map=(), local-fonts=(), magnetometer=(), microphone=(), midi=(), otp-credentials=(), payment=(), picture-in-picture=(), publickey-credentials-get=(), screen-wake-lock=(), serial=(), usb=(), window-management=(), xr-spatial-tracking=();report-to="permissions_policy"
timing-allow-origin
*
expires
Sat, 01 Jan 2000 00:00:00 GMT
iframe_api
www.youtube.com/ 		993 B
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/iframe_api
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NXRLZVS
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:810::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
f1dcc18225c387ec0fbf6e8ffed6c53d3cdd256dc1a5449a543d80d74338bd32
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

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

Response headers

date
Wed, 03 Apr 2024 04:29:15 GMT
strict-transport-security
max-age=31536000
x-content-type-options
nosniff
content-encoding
br
content-security-policy-report-only
require-trusted-types-for 'script';report-uri /cspreport
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection
0
accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factor, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
server
ESF
x-frame-options
SAMEORIGIN
report-to
{"group":"youtube_main","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube_main"}]}
content-type
text/javascript; charset=utf-8
vary
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factor, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
cache-control
private, max-age=0
permissions-policy
ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*, ch-ua-full-version-list=*, ch-ua-model=*, ch-ua-wow64=*, ch-ua-form-factor=*, ch-ua-platform=*, ch-ua-platform-version=*
origin-trial
AvC9UlR6RDk2crliDsFl66RWLnTbHrDbp+DiY6AYz/PNQ4G4tdUTjrHYr2sghbkhGQAVxb7jaPTHpEVBz0uzQwkAAAB4eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJXZWJWaWV3WFJlcXVlc3RlZFdpdGhEZXByZWNhdGlvbiIsImV4cGlyeSI6MTcxOTUzMjc5OSwiaXNTdWJkb21haW4iOnRydWV9
cross-origin-opener-policy-report-only
same-origin; report-to="youtube_main"
expires
Wed, 03 Apr 2024 04:29:15 GMT
json
trc.taboola.com/1382618/trc/3/ 		2 KB
2 KB 		Script
General
Check archive.org
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Full URL
https://trc.taboola.com/1382618/trc/3/json?tim=1712118555468&data=%7B%22id%22%3A410%2C%22ii%22%3A%22%2F%22%2C%22it%22%3A%22video%22%2C%22sd%22%3Anull%2C%22ui%22%3Anull%2C%22vi%22%3A1712118555458%2C%22cv%22%3A%2220240331-5-RELEASE%22%2C%22uiv%22%3A%22default%22%2C%22u%22%3A%22https%3A%2F%2Fschools.duolingo.com%2F%3F%22%2C%22e%22%3Anull%2C%22cb%22%3A%22TFASC.trkCallback%22%2C%22qs%22%3A%22%22%2C%22r%22%3A%5B%7B%22li%22%3A%22rbox-tracking%22%2C%22s%22%3A0%2C%22uim%22%3A%22rbox-tracking%3Apub%3Dduolingo-sc%3Aabp%3D0%22%2C%22uip%22%3A%22rbox-tracking%22%2C%22orig_uip%22%3A%22rbox-tracking%22%7D%5D%2C%22mpvd%22%3A%7B%22en%22%3A%22page_view%22%2C%22tim%22%3A1712118555467%2C%22ref%22%3Anull%2C%22item-url%22%3A%22https%3A%2F%2Fschools.duolingo.com%2F%22%2C%22tos%22%3A2%2C%22ssd%22%3A1%2C%22scd%22%3A0%2C%22supv%22%3Atrue%7D%7D&pubit=i
Requested by
Host: cdn.taboola.com
URL: https://cdn.taboola.com/libtrc/unip/1382618/tfa.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.129.44 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx /
Resource Hash
faafb13d37da53f3f7bfbd3e4d2b2e9f1c9a9b590c5165d2c22c4fbc87d54f6c

Request headers

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

Response headers

x-vcl-time-ms
18
date
Wed, 03 Apr 2024 04:29:15 GMT
content-encoding
gzip
via
1.1 varnish
cpu
0.1225
x-fastly-to-nlb-rtt
7421
x-cache
MISS
p3p
policyref="http://trc.taboola.com/p3p.xml", CP="NOI DSP COR LAW NID CURa ADMa DEVa PSAa PSDa OUR BUS IND UNI COM NAV INT DEM"
x-service-version
v1
x-served-by
cache-fra-etou8220082-FRA
x-log-content-encoding
gzip
server
nginx
x-timer
S1712118555.485123,VS0,VE18
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
access-control-allow-credentials
true
accept-ranges
bytes
x-cache-hits
0
collect
region1.google-analytics.com/g/ 		0
257 B 		Ping
General
Check archive.org
Download Go to
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-K7B90B1WR0&gtm=45je4410v870708709z8843402430za200&_p=1712118554852&gcd=13l3l3l2l1&npa=1&dma_cps=sypham&dma=1&cid=1596517635.1712118556&ul=en-us&sr=800x600&uaa=x86&uab=64&uafvl=Google%2520Chrome%3B123.0.6312.86%7CNot%253AA-Brand%3B8.0.0.0%7CChromium%3B123.0.6312.86&uamb=0&uam=&uap=Win32&uapv=10.0.0&uaw=0&pscdl=noapi&_s=1&sid=1712118555&sct=1&seg=0&dl=https%3A%2F%2Fschools.duolingo.com%2F&dt=Duolingo%20for%20Schools&en=page_view&_fv=1&_nsi=1&_ss=1&ep.location=https%3A%2F%2Fschools.duolingo.com%2F&ep.path=%2F&tfd=1106
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-K7B90B1WR0&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

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

Response headers

pragma
no-cache
date
Wed, 03 Apr 2024 04:29:15 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://schools.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
www-widgetapi.js
www.youtube.com/s/player/bf2df3ec/www-widgetapi.vflset/ 		216 KB
67 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/player/bf2df3ec/www-widgetapi.vflset/www-widgetapi.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/iframe_api
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:810::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
bfc22aa61526b54bd655a11d628c6a6522c714fd355633936052ffb93368f397
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

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

Response headers

date
Wed, 03 Apr 2024 03:16:31 GMT
content-encoding
br
x-content-type-options
nosniff
age
4364
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
68393
x-xss-protection
0
last-modified
Mon, 01 Apr 2024 04:17:20 GMT
server
sffe
vary
Accept-Encoding, Origin
report-to
{"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
content-type
text/javascript
cache-control
public, max-age=31536000
accept-ranges
bytes
cross-origin-opener-policy-report-only
same-origin; report-to="youtube"
expires
Thu, 03 Apr 2025 03:16:31 GMT
collect
www.google-analytics.com/j/ 		15 B
224 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j101&a=878464349&t=pageview&_s=1&dl=https%3A%2F%2Fschools.duolingo.com%2F&ul=en-us&de=UTF-8&dt=Duolingo%20for%20Schools&sd=24-bit&sr=800x600&vp=1600x1113&je=0&cn=&cs=&cm=&ck=&cc=&_u=YADAAEABAAAAACAAI~&jid=402250188&gjid=2071719601&cid=1596517635.1712118556&tid=UA-21595814-23&_gid=1271856929.1712118556&_r=1&_slc=1&gtm=45He4410n81NXRLZVSv843402430za200&gcd=13l3l3l2l1&dma_cps=sypham&dma=1&npa=1&z=690511281
Requested by
Host: schools-cdn.duolingo.com
URL: https://schools-cdn.duolingo.com/js/vendor-db206963.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80b::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
7a1befaeed61fb0de6bcd859332725c7c7e003bea74c993ba2b6776c1ad49431
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

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

Response headers

pragma
no-cache
date
Wed, 03 Apr 2024 04:29:15 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://schools.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
15
expires
Fri, 01 Jan 1990 00:00:00 GMT
346194133504534
connect.facebook.net/signals/config/ 		55 KB
12 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://connect.facebook.net/signals/config/346194133504534?v=2.9.151&r=stable&domain=schools.duolingo.com&hme=8ce74e881727851b4427183947937854816d72704925561b9de6420cd43214ee&ex_m=66%2C111%2C98%2C102%2C57%2C3%2C92%2C65%2C15%2C90%2C83%2C48%2C50%2C157%2C160%2C171%2C167%2C168%2C170%2C28%2C93%2C49%2C72%2C169%2C152%2C155%2C164%2C165%2C172%2C120%2C14%2C47%2C176%2C175%2C122%2C17%2C32%2C36%2C1%2C40%2C61%2C62%2C63%2C67%2C87%2C16%2C13%2C89%2C86%2C85%2C99%2C101%2C35%2C100%2C29%2C25%2C153%2C156%2C129%2C27%2C10%2C11%2C12%2C5%2C6%2C24%2C21%2C22%2C53%2C58%2C60%2C70%2C94%2C26%2C71%2C8%2C7%2C75%2C45%2C20%2C96%2C95%2C9%2C19%2C18%2C77%2C82%2C44%2C43%2C81%2C37%2C39%2C80%2C52%2C78%2C31%2C41%2C34%2C69%2C0%2C88%2C4%2C84%2C76%2C79%2C2%2C33%2C59%2C38%2C97%2C42%2C74%2C64%2C103%2C56%2C55%2C30%2C91%2C54%2C51%2C46%2C73%2C68%2C23%2C104
Requested by
Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f084:105:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
86847b228379eb84154c8320773f15d3a976766ef84f7d8791d92b6e718d7a51
Security Headers
Name Value
Content-Security-Policy default-src 'self' data: blob: facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;require-trusted-types-for 'script';
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

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

Response headers

content-security-policy
default-src 'self' data: blob: facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;require-trusted-types-for 'script';
content-encoding
gzip
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; preload; includeSubDomains
date
Wed, 03 Apr 2024 04:29:15 GMT
document-policy
force-load-at-top
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
reporting-endpoints
coop_report="https://www.facebook.com/browser_reporting/coop/?minimize=0", coep_report="https://www.facebook.com/browser_reporting/coep/?minimize=0", permissions_policy="https://www.facebook.com/ajax/browser_error_reports/"
x-fb-connection-quality
EXCELLENT; q=0.9, rtt=11, rtx=0, c=65, mss=1294, tbw=63208, tp=-1, tpl=-1, uplat=78, ullat=0
pragma
public
x-fb-debug
UjKAR3EFxLv5YDurC65F+fU+yWRS/XUh11q2oSfVeoe0G/bv1FB0BhpJO0io98FrcVBLG3CNMVy/1YXXvma45Q==
cross-origin-embedder-policy-report-only
require-corp;report-to="coep_report"
cross-origin-opener-policy
same-origin-allow-popups;report-to="coop_report"
vary
Accept-Encoding
report-to
{"max_age":2592000,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/coop\/?minimize=0"}],"group":"coop_report","include_subdomains":true}, {"max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/coep\/?minimize=0"}],"group":"coep_report"}, {"max_age":21600,"endpoints":[{"url":"https:\/\/www.facebook.com\/ajax\/browser_error_reports\/"}],"group":"permissions_policy"}
content-type
application/x-javascript; charset=utf-8
x-frame-options
DENY
origin-agent-cluster
?0
cache-control
public, max-age=1200
permissions-policy
accelerometer=(), attribution-reporting=(), autoplay=(), bluetooth=(), camera=(), ch-device-memory=(), ch-save-data=(), ch-ua-arch=(), ch-ua-bitness=(), clipboard-read=(), clipboard-write=(), display-capture=(), encrypted-media=(), fullscreen=(self), gamepad=(), geolocation=(), gyroscope=(), hid=(), idle-detection=(), keyboard-map=(), local-fonts=(), magnetometer=(), microphone=(), midi=(), otp-credentials=(), payment=(), picture-in-picture=(), publickey-credentials-get=(), screen-wake-lock=(), serial=(), usb=(), window-management=(), xr-spatial-tracking=();report-to="permissions_policy"
timing-allow-origin
*
expires
Sat, 01 Jan 2000 00:00:00 GMT
js
www.googletagmanager.com/gtag/ 		257 KB
90 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtag/js?id=G-3GRE5C5BP0&cx=c&_slc=1
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.250.185.168 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra16s51-in-f8.1e100.net
Software
Google Tag Manager /
Resource Hash
da9c6821a32fb16980d178bcb18aa35277f711ccc055bf045efdf81fc7b4f15a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

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

Response headers

date
Wed, 03 Apr 2024 04:29:15 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
access-control-allow-headers
Cache-Control
content-length
92197
x-xss-protection
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires
Wed, 03 Apr 2024 04:29:15 GMT
collect
region1.google-analytics.com/g/ 		0
54 B 		Ping
General
Check archive.org
Download Go to
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-3GRE5C5BP0&gtm=45je4410v9126227455za200&_p=1712118554852&gcd=13l3l3l2l3&npa=1&dma_cps=sypham&dma=1&ul=en-us&sr=800x600&cid=1596517635.1712118556&ir=1&uaa=x86&uab=64&uafvl=Google%2520Chrome%3B123.0.6312.86%7CNot%253AA-Brand%3B8.0.0.0%7CChromium%3B123.0.6312.86&uamb=0&uam=&uap=Win32&uapv=10.0.0&uaw=0&pscdl=noapi&_eu=EBAI&_s=1&dl=https%3A%2F%2Fschools.duolingo.com%2F&dt=Duolingo%20for%20Schools&sid=1712118555&sct=1&seg=0&en=page_view&_fv=1&_ss=1&_ee=1&tfd=1277
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-3GRE5C5BP0&cx=c&_slc=1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

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

Response headers

pragma
no-cache
date
Wed, 03 Apr 2024 04:29:15 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://schools.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
/
www.facebook.com/tr/ 		0
273 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.facebook.com/tr/?id=346194133504534&ev=PageView&dl=https%3A%2F%2Fschools.duolingo.com%2F&rl=&if=false&ts=1712118555707&sw=800&sh=600&v=2.9.151&r=stable&ec=0&o=4126&fbp=fb.1.1712118555704.1213139643&ler=empty&cdl=API_unavailable&it=1712118555561&coo=false&rqm=GET
Requested by
Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f177:185: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

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

Response headers

x-fb-connection-quality
EXCELLENT; q=0.9, rtt=6, rtx=0, c=10, mss=1294, tbw=2767, tp=-1, tpl=-1, uplat=0, ullat=0
strict-transport-security
max-age=31536000; includeSubDomains
date
Wed, 03 Apr 2024 04:29:15 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
favicon.ico
schools-cdn.duolingo.com/ 		15 KB
4 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://schools-cdn.duolingo.com/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.5 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-5.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
15c4a5a9998a8a440572ef21da1a9ee770f7f8299fde72e3713faef1737deaea

Request headers

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

Response headers

x-amz-version-id
89c3ywUdHyi5oDVR0A.dAoyVC2teiaIa
content-encoding
gzip
via
1.1 10f3c0984ab3eaba3e5720ed830a77b6.cloudfront.net (CloudFront)
date
Tue, 02 Apr 2024 06:34:18 GMT
last-modified
Tue, 12 Mar 2024 21:11:29 GMT
server
AmazonS3
x-amz-cf-pop
FRA56-P4
age
79107
etag
"0b5efe34634efe3949e956fe7d03f2c8"
x-cache
Hit from cloudfront
content-type
image/vnd.microsoft.icon
cache-control
max-age=315360000
content-length
3408
x-amz-cf-id
KHSwR-ENNI4kIiT8b7OG0tnZMMmSBaeYivhAf3RuVEzM72PLcrrhow==
unip
trc-events.taboola.com/1382618/log/3/ 		0
250 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://trc-events.taboola.com/1382618/log/3/unip?en=pre_d_eng_tb&tos=1561&scd=0&ssd=1&est=1712118555465&ver=36&isls=true&src=i&invt=1500&msa=3331&rv=1&tim=1712118557027&vi=1712118555458&ri=d637101a764d08a5a9edd15c5ae1d3eb&ref=null&cv=20240331-5-RELEASE&item-url=https%3A%2F%2Fschools.duolingo.com%2F
Requested by
Host: schools-cdn.duolingo.com
URL: https://schools-cdn.duolingo.com/js/vendor-db206963.js
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
141.226.228.48 , Netherlands, ASN200478 (TABOOLA-AS, IL),
Reverse DNS
Software
nginx /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

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

Response headers

access-control-allow-origin
https://schools.duolingo.com
pragma
no-cache
date
Wed, 03 Apr 2024 04:29:17 GMT
cache-control
no-cache
access-control-allow-credentials
true
server
nginx
p3p
policyref="http://trc.taboola.com/p3p.xml", CP="NOI DSP COR LAW NID CURa ADMa DEVa PSAa PSDa OUR BUS IND UNI COM NAV INT DEM"

Verdicts & Comments Add Verdict or Comment

49 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

object| 0 object| onpagereveal object| dataLayer object| duo object| features object| webpackChunk function| _rollbarURH object| google_tag_manager object| google_tag_data object| __tfa_pixel_init object| _tfa string| GoogleAnalyticsObject function| ga function| fbq function| _fbq function| onYouTubeIframeAPIReady function| _typeof object| TFASC object| TRC object| _taboola number| taboola_view_id object| TRCImpl function| __trcError object| gaGlobal object| scriptUrl object| ttPolicy object| YT object| YTConfig function| onYTReady object| gaplugins object| gaData object| yt function| ytDomDomGetNextId object| ytEventsEventsListeners object| ytEventsEventsCounter object| ytglobal object| ytPubsub2Pubsub2Instance object| ytPubsub2Pubsub2SubscribedKeys object| ytPubsub2Pubsub2TopicToKeys object| ytPubsub2Pubsub2IsAsync object| ytPubsub2Pubsub2SkipSubKey object| ytNetworklessLoggingInitializationOptions object| ytPubsubPubsubInstance object| ytPubsubPubsubTopicToKeys object| ytPubsubPubsubIsSynchronous object| ytPubsubPubsubSubscribedKeys object| ytLoggingTransportTokensToCttTargetIds_ object| ytLoggingTransportTokensToJspbCttTargetIds_ object| ytLoggingGelSequenceIdObj_

11 Cookies

Domain/Path Name / Value
.duolingo.com/ Name: logged_out_uuid
Value: 18ea237e1d9637-05ac0bdfcd4895-26001a51-75300-18ea237e1da906
.youtube.com/ Name: YSC
Value: v3c2kGPfeIM
.youtube.com/ Name: VISITOR_INFO1_LIVE
Value: rOhMSWIG688
.youtube.com/ Name: VISITOR_PRIVACY_METADATA
Value: CgJERRIEEgAgMg%3D%3D
.duolingo.com/ Name: _gcl_au
Value: 1.1.1415129335.1712118555
.duolingo.com/ Name: _ga_K7B90B1WR0
Value: GS1.1.1712118555.1.0.1712118555.0.0.0
.duolingo.com/ Name: _ga
Value: GA1.2.1596517635.1712118556
.duolingo.com/ Name: _gid
Value: GA1.2.1271856929.1712118556
.duolingo.com/ Name: _gat_UA-21595814-23
Value: 1
.duolingo.com/ Name: _ga_3GRE5C5BP0
Value: GS1.2.1712118555.1.0.1712118555.0.0.0
.duolingo.com/ Name: _fbp
Value: fb.1.1712118555704.1213139643

31 Console Messages

Source Level URL
Text
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://connect.facebook.net/signals/config/346194133504534?v=2.9.151&r=stable&domain=schools.duolingo.com&hme=8ce74e881727851b4427183947937854816d72704925561b9de6420cd43214ee&ex_m=66%2C111%2C98%2C102%2C57%2C3%2C92%2C65%2C15%2C90%2C83%2C48%2C50%2C157%2C160%2C171%2C167%2C168%2C170%2C28%2C93%2C49%2C72%2C169%2C152%2C155%2C164%2C165%2C172%2C120%2C14%2C47%2C176%2C175%2C122%2C17%2C32%2C36%2C1%2C40%2C61%2C62%2C63%2C67%2C87%2C16%2C13%2C89%2C86%2C85%2C99%2C101%2C35%2C100%2C29%2C25%2C153%2C156%2C129%2C27%2C10%2C11%2C12%2C5%2C6%2C24%2C21%2C22%2C53%2C58%2C60%2C70%2C94%2C26%2C71%2C8%2C7%2C75%2C45%2C20%2C96%2C95%2C9%2C19%2C18%2C77%2C82%2C44%2C43%2C81%2C37%2C39%2C80%2C52%2C78%2C31%2C41%2C34%2C69%2C0%2C88%2C4%2C84%2C76%2C79%2C2%2C33%2C59%2C38%2C97%2C42%2C74%2C64%2C103%2C56%2C55%2C30%2C91%2C54%2C51%2C46%2C73%2C68%2C23%2C104(Line 97)
Message:
Unrecognized feature: 'attribution-reporting'.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://schools.duolingo.com/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.

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.

cdn.taboola.com
connect.facebook.net
excess.duolingo.com
region1.google-analytics.com
schools-cdn.duolingo.com
schools.duolingo.com
trc-events.taboola.com
trc.taboola.com
www.duolingo.com
www.facebook.com
www.google-analytics.com
www.googletagmanager.com
www.youtube.com
107.23.13.168
141.226.228.48
142.250.185.168
151.101.129.44
2001:4860:4802:32::36
2a00:1450:4001:801::2008
2a00:1450:4001:809::200e
2a00:1450:4001:80b::200e
2a00:1450:4001:810::200e
2a03:2880:f084:105:face:b00c:0:3
2a03:2880:f177:185:face:b00c:0:25de
3.212.195.81
52.0.224.180
52.222.236.5
047e3259b6f0b42d781532fa122b2d8de9aed187d766fd45efcf119450eeb4c4
15c4a5a9998a8a440572ef21da1a9ee770f7f8299fde72e3713faef1737deaea
1c0c81c5a52f8ff5933bfa759b055a01af518492d0442176001152d7bcc78f8e
21925eafb31a5d2ffae56eed08596fbed2979ecc7e3c2b4f5fdc42190a242db2
26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615
29de172789ce36b64cefeb010e38c6b8fa39e43bde3a91a3e0cd719f4bcc85ed
2a4f62948223302984168b11bfe94d89acaacd211eb26e955bcc795d3bd596a4
2d60b5be0addfafe5389550ad0ab2f7961f9a16fae3150f4df1914c23d17004a
3a7e393a71bc09c41c2f18c71056cff53ebbf806211589fc1b80d29d8913fc5d
3abbec5fe1a85813938589b05457b2c126680782f1d2b1977fe1ae8f8757ea5e
44d0e29951f975aff98efe9b83281f64e43dbb29e2b6f79c48625f9764c6a632
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