URL: https://kahoot.it/
Submission: On May 20 via manual from CO — Scanned from IT

Summary

This website contacted 8 IPs in 3 countries across 5 domains to perform 10 HTTP transactions. The main IP is 54.78.63.55, located in Dublin, Ireland and belongs to AMAZON-02, US. The main domain is kahoot.it. The Cisco Umbrella rank of the primary domain is 4673.
TLS certificate: Issued by Sectigo RSA Domain Validation Secure ... on January 31st 2022. Valid for: a year.
This is the only time kahoot.it was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 54.78.63.55 16509 (AMAZON-02)
4 151.101.130.217 54113 (FASTLY)
1 143.204.214.27 16509 (AMAZON-02)
1 34.120.195.249 396982 (GOOGLE-CL...)
1 2a00:1450:400... 15169 (GOOGLE)
1 52.37.251.216 16509 (AMAZON-02)
1 2a00:1450:400... 15169 (GOOGLE)
10 8
Apex Domain
Subdomains
Transfer
5 kahoot.it
kahoot.it — Cisco Umbrella Rank: 4673
assets-cdn.kahoot.it — Cisco Umbrella Rank: 5935
1 MB
2 amplitude.com
cdn.amplitude.com — Cisco Umbrella Rank: 2703
api2.amplitude.com — Cisco Umbrella Rank: 1862
18 KB
1 gstatic.com
fonts.gstatic.com
31 KB
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 46
1 KB
1 sentry.io
o160713.ingest.sentry.io — Cisco Umbrella Rank: 6318
272 B
10 5
Domain Requested by
4 assets-cdn.kahoot.it kahoot.it
1 fonts.gstatic.com fonts.googleapis.com
1 api2.amplitude.com assets-cdn.kahoot.it
1 fonts.googleapis.com assets-cdn.kahoot.it
1 o160713.ingest.sentry.io assets-cdn.kahoot.it
1 cdn.amplitude.com kahoot.it
1 kahoot.it
10 7

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

Domain
kahoot.com
Subject Issuer Validity Valid
*.kahoot.it
Sectigo RSA Domain Validation Secure Server CA
2022-01-31 -
2023-02-24
a year crt.sh
cdn.amplitude.com
Amazon
2021-12-17 -
2023-01-14
a year crt.sh
*.ingest.sentry.io
R3
2022-04-22 -
2022-07-21
3 months crt.sh
upload.video.google.com
GTS CA 1C3
2022-05-04 -
2022-07-27
3 months crt.sh
*.amplitude.com
COMODO RSA Domain Validation Secure Server CA
2022-01-28 -
2023-02-28
a year crt.sh
*.gstatic.com
GTS CA 1C3
2022-05-04 -
2022-07-27
3 months crt.sh

This page contains 1 frames:

Primary Page: https://kahoot.it/
Frame ID: 1543E36542181F51E68FDCBF6ACA639A
Requests: 11 HTTP requests in this frame

Screenshot

Page Title

Enter Game PIN - Kahoot!

Detected technologies

Overall confidence: 100%
Detected patterns
  • cdn\.amplitude\.com

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com

Page Statistics

10
Requests

100 %
HTTPS

29 %
IPv6

5
Domains

7
Subdomains

8
IPs

3
Countries

1253 kB
Transfer

5407 kB
Size

1
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

10 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
kahoot.it/
4 KB
2 KB
Document
General
Full URL
https://kahoot.it/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
54.78.63.55 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-54-78-63-55.eu-west-1.compute.amazonaws.com
Software
openresty /
Resource Hash
b61d7be3f93eb6fb019e0583928aaf7f714f38cb5c8a6bb2590d8317c8b85b60
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options ALLOW-FROM https://create.kahoot.it
X-Xss-Protection 1; mode=block

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36
accept-language
it-IT,it;q=0.9

Response headers

cache-control
no-store, max-age=0
content-encoding
gzip
content-type
text/html
date
Fri, 20 May 2022 22:05:23 GMT
etag
W/"62862cd8-1093"
last-modified
Thu, 19 May 2022 11:41:12 GMT
server
openresty
strict-transport-security
max-age=31536000; includeSubDomains; preload
vary
Accept-Encoding
x-content-type-options
nosniff
x-frame-options
ALLOW-FROM https://create.kahoot.it
x-xss-protection
1; mode=block
index.8a5da63b.js
assets-cdn.kahoot.it/controller/v2/assets/
5 MB
1 MB
Script
General
Full URL
https://assets-cdn.kahoot.it/controller/v2/assets/index.8a5da63b.js
Requested by
Host: kahoot.it
URL: https://kahoot.it/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.130.217 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
openresty /
Resource Hash
4cca26d9ca303e24d9fc514fd9cc280036938595ad1cf3790c4d2feae1a86851
Security Headers
Name Value
Strict-Transport-Security max-age=300
X-Content-Type-Options nosniff
X-Frame-Options ALLOW-FROM https://create.kahoot.it
X-Xss-Protection 1; mode=block

Request headers

Referer
https://kahoot.it/
Origin
https://kahoot.it
accept-language
it-IT,it;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Fri, 20 May 2022 22:05:23 GMT
content-encoding
br
x-content-type-options
nosniff
age
8512
via
1.1 varnish
x-cache
HIT
vary
Accept-Encoding
content-length
1214021
x-xss-protection
1; mode=block
x-served-by
cache-mxp6949-MXP
last-modified
Thu, 19 May 2022 11:41:14 GMT
server
openresty
x-timer
S1653084324.920149,VS0,VE0
x-frame-options
ALLOW-FROM https://create.kahoot.it
etag
"62862cda-5225b6"
strict-transport-security
max-age=300
content-type
application/javascript
access-control-allow-origin
*
cache-control
max-age=7200
accept-ranges
bytes
x-cache-hits
3
index.3b8bc976.css
assets-cdn.kahoot.it/controller/v2/assets/
48 KB
12 KB
Stylesheet
General
Full URL
https://assets-cdn.kahoot.it/controller/v2/assets/index.3b8bc976.css
Requested by
Host: kahoot.it
URL: https://kahoot.it/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.130.217 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
openresty /
Resource Hash
7765d99f9184468d6820d57eeef2c13c781cb44198ece25661b8a86d03f296cd
Security Headers
Name Value
Strict-Transport-Security max-age=300
X-Content-Type-Options nosniff
X-Frame-Options ALLOW-FROM https://create.kahoot.it
X-Xss-Protection 1; mode=block

Request headers

accept-language
it-IT,it;q=0.9
Referer
https://kahoot.it/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Fri, 20 May 2022 22:05:23 GMT
content-encoding
br
x-content-type-options
nosniff
age
11725
via
1.1 varnish
x-cache
HIT
vary
Accept-Encoding
content-length
11829
x-xss-protection
1; mode=block
x-served-by
cache-mxp6946-MXP
last-modified
Thu, 19 May 2022 11:41:12 GMT
server
openresty
x-timer
S1653084324.924342,VS0,VE0
x-frame-options
ALLOW-FROM https://create.kahoot.it
etag
"62862cd8-bfac"
strict-transport-security
max-age=300
content-type
text/css
access-control-allow-origin
*
cache-control
max-age=7200
accept-ranges
bytes
x-cache-hits
43
amplitude-5.3.0-min.gz.js
cdn.amplitude.com/libs/
54 KB
18 KB
Script
General
Full URL
https://cdn.amplitude.com/libs/amplitude-5.3.0-min.gz.js
Requested by
Host: kahoot.it
URL: https://kahoot.it/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.214.27 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-214-27.fra53.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
5b143edbb06ff7bcd00c5f896e430cc6e28e28da8b936b0a1ba5c9687d6f1f4e

Request headers

Referer
https://kahoot.it/
Origin
https://kahoot.it
accept-language
it-IT,it;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Tue, 05 Apr 2022 02:37:49 GMT
content-encoding
gzip
vary
Origin,Access-Control-Request-Headers,Access-Control-Request-Method
age
3958055
x-cache
Hit from cloudfront
content-length
17893
access-control-allow-origin
*
last-modified
Mon, 21 Oct 2019 15:45:34 GMT
server
AmazonS3
etag
"23b758a6324523ec6b4a03007699dc5f"
access-control-max-age
3000
access-control-allow-methods
GET, HEAD
x-amz-version-id
CLWZrlRQMHBP4BcHJu5PB7QKBJT4BWiX
via
1.1 d01ad8df731d3f120823f9e20df55146.cloudfront.net (CloudFront)
cache-control
max-age=31536000
x-amz-cf-pop
FRA53-C1
accept-ranges
bytes
content-type
application/javascript
x-amz-cf-id
iy78Olvub4CiiFSnXgT6F4rHUopRyp4f8LQphhzck0qQPJbE8yxYnQ==
/
o160713.ingest.sentry.io/api/1396500/envelope/
2 B
272 B
Fetch
General
Full URL
https://o160713.ingest.sentry.io/api/1396500/envelope/?sentry_key=5ab18dd2256e4809906e4c5aceab2c60&sentry_version=7
Requested by
Host: assets-cdn.kahoot.it
URL: https://assets-cdn.kahoot.it/controller/v2/assets/index.8a5da63b.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
34.120.195.249 Kansas City, United States, ASN396982 (GOOGLE-CLOUD-PLATFORM, US),
Reverse DNS
249.195.120.34.bc.googleusercontent.com
Software
nginx /
Resource Hash
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
https://kahoot.it/
accept-language
it-IT,it;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36
Content-Type
text/plain;charset=UTF-8

Response headers

date
Fri, 20 May 2022 22:05:24 GMT
via
1.1 google
server
nginx
vary
Origin
content-type
application/json
access-control-allow-origin
https://kahoot.it
access-control-expose-headers
retry-after, x-sentry-error, x-sentry-rate-limits
x-envoy-upstream-service-time
0
strict-transport-security
max-age=31536000; includeSubDomains; preload
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
2
css
fonts.googleapis.com/
10 KB
1 KB
Stylesheet
General
Full URL
https://fonts.googleapis.com/css?family=Montserrat:400,500,600,700,800,900&display=swap
Requested by
Host: assets-cdn.kahoot.it
URL: https://assets-cdn.kahoot.it/controller/v2/assets/index.8a5da63b.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
ae298407dccf2031e486f12aa52bc880504d4e111067e5fd47e858a652f08cbb
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

accept-language
it-IT,it;q=0.9
Referer
https://kahoot.it/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
x-xss-protection
0
last-modified
Fri, 20 May 2022 22:01:56 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
date
Fri, 20 May 2022 22:05:24 GMT
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Fri, 20 May 2022 22:05:24 GMT
/
api2.amplitude.com/
7 B
168 B
XHR
General
Full URL
https://api2.amplitude.com/
Requested by
Host: assets-cdn.kahoot.it
URL: https://assets-cdn.kahoot.it/controller/v2/assets/index.8a5da63b.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.37.251.216 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-52-37-251-216.us-west-2.compute.amazonaws.com
Software
/
Resource Hash
aee408847d35e44e99430f0979c3357b85fe8dbb4535a494301198adbee85f27
Security Headers
Name Value
Strict-Transport-Security max-age=15768000

Request headers

Referer
https://kahoot.it/
accept-language
it-IT,it;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36
Content-Type
application/x-www-form-urlencoded; charset=UTF-8

Response headers

access-control-allow-origin
*
date
Fri, 20 May 2022 22:05:24 GMT
content-length
7
strict-transport-security
max-age=15768000
access-control-allow-methods
GET, POST
content-type
text/html;charset=utf-8
truncated
/
82 B
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
7ce23bb169d56e3dc218181172c5d318dc16526e035b539e038f605a893ea551

Request headers

accept-language
it-IT,it;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

Content-Type
image/webp
language-picker-black.cca293f9.svg
assets-cdn.kahoot.it/controller/v2/assets/
2 KB
890 B
Image
General
Full URL
https://assets-cdn.kahoot.it/controller/v2/assets/language-picker-black.cca293f9.svg
Requested by
Host: kahoot.it
URL: https://kahoot.it/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.130.217 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
openresty /
Resource Hash
cca293f916be07ff66c6b7cc66eb3b5e4c5fb3887b7c34333e00f1ceb6f4bfce
Security Headers
Name Value
Strict-Transport-Security max-age=300
X-Content-Type-Options nosniff
X-Frame-Options ALLOW-FROM https://create.kahoot.it
X-Xss-Protection 1; mode=block

Request headers

accept-language
it-IT,it;q=0.9
Referer
https://kahoot.it/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Fri, 20 May 2022 22:05:24 GMT
content-encoding
br
x-content-type-options
nosniff
age
3735
via
1.1 varnish
x-cache
HIT
vary
Accept-Encoding
content-length
745
x-xss-protection
1; mode=block
x-served-by
cache-mxp6946-MXP
last-modified
Thu, 19 May 2022 11:41:11 GMT
server
openresty
x-timer
S1653084324.403921,VS0,VE0
x-frame-options
ALLOW-FROM https://create.kahoot.it
etag
"62862cd7-779"
strict-transport-security
max-age=300
content-type
image/svg+xml
access-control-allow-origin
*
cache-control
max-age=7200
accept-ranges
bytes
x-cache-hits
7
icn_kahoot_logo.58b66a21.svg
assets-cdn.kahoot.it/controller/v2/assets/
2 KB
1023 B
Image
General
Full URL
https://assets-cdn.kahoot.it/controller/v2/assets/icn_kahoot_logo.58b66a21.svg
Requested by
Host: kahoot.it
URL: https://kahoot.it/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.130.217 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
openresty /
Resource Hash
58b66a21157a69918ca4da5fc26cc5bbd177ca2bd73e926e25045bfe319dabfb
Security Headers
Name Value
Strict-Transport-Security max-age=300
X-Content-Type-Options nosniff
X-Frame-Options ALLOW-FROM https://create.kahoot.it
X-Xss-Protection 1; mode=block

Request headers

accept-language
it-IT,it;q=0.9
Referer
https://kahoot.it/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Fri, 20 May 2022 22:05:24 GMT
content-encoding
br
x-content-type-options
nosniff
age
10785
via
1.1 varnish
x-cache
HIT
vary
Accept-Encoding
content-length
912
x-xss-protection
1; mode=block
x-served-by
cache-mxp6946-MXP
last-modified
Thu, 19 May 2022 11:41:14 GMT
server
openresty
x-timer
S1653084324.406505,VS0,VE0
x-frame-options
ALLOW-FROM https://create.kahoot.it
etag
"62862cda-74d"
strict-transport-security
max-age=300
content-type
image/svg+xml
access-control-allow-origin
*
cache-control
max-age=7200
accept-ranges
bytes
x-cache-hits
32
JTUSjIg1_i6t8kCHKm459Wlhyw.woff2
fonts.gstatic.com/s/montserrat/v24/
30 KB
31 KB
Font
General
Full URL
https://fonts.gstatic.com/s/montserrat/v24/JTUSjIg1_i6t8kCHKm459Wlhyw.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Montserrat:400,500,600,700,800,900&display=swap
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:812::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
c8f7c04f8d691138d54380550d91349271ca19cfc0f3f6666c401cfa892a12f8
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://kahoot.it
accept-language
it-IT,it;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Tue, 17 May 2022 17:07:05 GMT
x-content-type-options
nosniff
age
277099
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,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
30876
x-xss-protection
0
last-modified
Tue, 26 Apr 2022 14:37:35 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
Wed, 17 May 2023 17:07:05 GMT

Verdicts & Comments Add Verdict or Comment

18 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| oncontextlost object| oncontextrestored function| structuredClone function| getScreenDetails object| global function| sendGameStats object| amplitude object| __SENTRY__ function| setImmediate function| clearImmediate object| regeneratorRuntime function| HowlerGlobal object| Howler function| Howl function| Sound function| hj function| onNativeMessage object| angular

1 Cookies

Domain/Path Name / Value
.kahoot.it/ Name: amplitude_id_1ecbdca138dc545d0042617f31fc1556kahoot.it
Value: eyJkZXZpY2VJZCI6IjllMGU1MjU0LTVjM2MtNGU5YS05ZDdlLWRhN2Y1ZDNiNmVlOVIiLCJ1c2VySWQiOm51bGwsIm9wdE91dCI6ZmFsc2UsInNlc3Npb25JZCI6MTY1MzA4NDMyNDM3MywibGFzdEV2ZW50VGltZSI6MTY1MzA4NDMyNDM3MywiZXZlbnRJZCI6MCwiaWRlbnRpZnlJZCI6MSwic2VxdWVuY2VOdW1iZXIiOjF9

1 Console Messages

Source Level URL
Text
other warning URL: https://assets-cdn.kahoot.it/controller/v2/assets/index.8a5da63b.js(Line 285)
Message:
The AudioContext was not allowed to start. It must be resumed (or created) after a user gesture on the page. https://goo.gl/7K7WLu

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
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options ALLOW-FROM https://create.kahoot.it
X-Xss-Protection 1; mode=block