Submitted URL: https://www.kahoot.it/
Effective URL: https://kahoot.it/
Submission: On February 18 via manual from US — Scanned from IT

Summary

This website contacted 8 IPs in 3 countries across 5 domains to perform 9 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 4377.
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 2 54.78.63.55 16509 (AMAZON-02)
3 151.101.130.217 54113 (FASTLY)
1 52.222.206.118 16509 (AMAZON-02)
1 34.120.195.249 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
1 35.80.172.123 16509 (AMAZON-02)
1 2a00:1450:400... 15169 (GOOGLE)
9 8
Apex Domain
Subdomains
Transfer
5 kahoot.it
www.kahoot.it — Cisco Umbrella Rank: 106187
kahoot.it — Cisco Umbrella Rank: 4377
assets-cdn.kahoot.it — Cisco Umbrella Rank: 5892
2 MB
2 amplitude.com
cdn.amplitude.com — Cisco Umbrella Rank: 2420
api2.amplitude.com — Cisco Umbrella Rank: 2160
18 KB
1 gstatic.com
fonts.gstatic.com
31 KB
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 35
1 KB
1 sentry.io
o160713.ingest.sentry.io — Cisco Umbrella Rank: 5964
240 B
9 5
Domain Requested by
3 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
1 www.kahoot.it 1 redirects
9 8

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
2021-12-23 -
2022-03-23
3 months crt.sh
upload.video.google.com
GTS CA 1C3
2022-02-07 -
2022-05-02
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
2022-02-07 -
2022-05-02
3 months crt.sh

This page contains 1 frames:

Primary Page: https://kahoot.it/
Frame ID: A308C230B6C402E59203202A9ED168E6
Requests: 12 HTTP requests in this frame

Screenshot

Page Title

Play Kahoot! - Enter game PIN here!

Page URL History Show full URLs

  1. https://www.kahoot.it/ HTTP 301
    https://kahoot.it/ Page URL

Detected technologies

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

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

Page Statistics

9
Requests

100 %
HTTPS

29 %
IPv6

5
Domains

8
Subdomains

8
IPs

3
Countries

2085 kB
Transfer

6325 kB
Size

1
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. https://www.kahoot.it/ HTTP 301
    https://kahoot.it/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

9 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
kahoot.it/
Redirect Chain
  • https://www.kahoot.it/
  • https://kahoot.it/
3 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
1286129966dffb181bdc39d67a70a359efa4e6ccb55d6dde6a1231f74027dfd4
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/98.0.4758.80 Safari/537.36
Accept-Language
it-IT,it;q=0.9

Response headers

server
openresty
date
Fri, 18 Feb 2022 21:09:10 GMT
content-type
text/html
last-modified
Thu, 17 Feb 2022 16:59:53 GMT
vary
Accept-Encoding
etag
W/"620e7f09-bd7"
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
x-xss-protection
1; mode=block
cache-control
no-store, max-age=0
x-frame-options
ALLOW-FROM https://create.kahoot.it
content-encoding
gzip

Redirect headers

server
openresty
date
Fri, 18 Feb 2022 21:09:10 GMT
content-type
text/html
content-length
182
location
https://kahoot.it/
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
x-xss-protection
1; mode=block
runtime-main.cd120dca.js
assets-cdn.kahoot.it/controller/v2/assets/js/
5 KB
3 KB
Script
General
Full URL
https://assets-cdn.kahoot.it/controller/v2/assets/js/runtime-main.cd120dca.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
383df2524f90e80c8312228fc028f8938be9f703c797a3e01e6bc9658cc3563f
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/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 21:09:10 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
6297
via
1.1 varnish
x-cache
HIT
vary
Accept-Encoding
content-length
2697
x-xss-protection
1; mode=block
x-served-by
cache-mxp6962-MXP
last-modified
Thu, 17 Feb 2022 16:59:27 GMT
server
openresty
x-timer
S1645218551.913316,VS0,VE0
x-frame-options
ALLOW-FROM https://create.kahoot.it
etag
W/"620e7eef-135e"
strict-transport-security
max-age=300
content-type
application/javascript
access-control-allow-origin
*
cache-control
max-age=3600
accept-ranges
bytes
x-cache-hits
71
vendors~main.e4991b36.chunk.js
assets-cdn.kahoot.it/controller/v2/assets/js/
3 MB
974 KB
Script
General
Full URL
https://assets-cdn.kahoot.it/controller/v2/assets/js/vendors~main.e4991b36.chunk.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
f28af8163cb7aa337cb56dd92307904cdc9ef8b1f5b63ed92edcabf5d12bcdb1
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/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 21:09:10 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
6298
via
1.1 varnish
x-cache
HIT
vary
Accept-Encoding
content-length
997042
x-xss-protection
1; mode=block
x-served-by
cache-mxp6962-MXP
last-modified
Thu, 17 Feb 2022 16:59:27 GMT
server
openresty
x-timer
S1645218551.913401,VS0,VE0
x-frame-options
ALLOW-FROM https://create.kahoot.it
etag
W/"620e7eef-30b4d8"
strict-transport-security
max-age=300
content-type
application/javascript
access-control-allow-origin
*
cache-control
max-age=3600
accept-ranges
bytes
x-cache-hits
2
main.d3341809.chunk.js
assets-cdn.kahoot.it/controller/v2/assets/js/
3 MB
1 MB
Script
General
Full URL
https://assets-cdn.kahoot.it/controller/v2/assets/js/main.d3341809.chunk.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
10906a18860b292420eec3f95887f1b2a2dc10d36772c489f9c188203654c156
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/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 21:09:10 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
504
via
1.1 varnish
x-cache
HIT
vary
Accept-Encoding
content-length
1080020
x-xss-protection
1; mode=block
x-served-by
cache-mxp6962-MXP
last-modified
Thu, 17 Feb 2022 16:59:32 GMT
server
openresty
x-timer
S1645218551.913473,VS0,VE0
x-frame-options
ALLOW-FROM https://create.kahoot.it
etag
W/"620e7ef4-3076b0"
strict-transport-security
max-age=300
content-type
application/javascript
access-control-allow-origin
*
cache-control
max-age=3600
accept-ranges
bytes
x-cache-hits
2
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
52.222.206.118 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-206-118.fra56.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/98.0.4758.80 Safari/537.36

Response headers

date
Sat, 25 Dec 2021 11:12:25 GMT
content-encoding
gzip
vary
Origin,Access-Control-Request-Headers,Access-Control-Request-Method
age
4787806
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 82514a5a8cf35fb3132b0b5ab9cb724c.cloudfront.net (CloudFront)
cache-control
max-age=31536000
x-amz-cf-pop
FRA56-P3
accept-ranges
bytes
content-type
application/javascript
x-amz-cf-id
Xz7TUhI90pSSeJwo22gaphbRoMurBbf-TayKsnqZbZhNDhiixv4o9Q==
/
o160713.ingest.sentry.io/api/1396500/envelope/
2 B
240 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/js/vendors~main.e4991b36.chunk.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
34.120.195.249 Kansas City, United States, ASN15169 (GOOGLE, 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/98.0.4758.80 Safari/537.36
Content-Type
text/plain;charset=UTF-8

Response headers

date
Fri, 18 Feb 2022 21:09:11 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
clear
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/js/vendors~main.e4991b36.chunk.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:830::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
68a423274c4f6a7abd3bc5434ba60df68b2090c3bff4b4d8214d00faf45cecec
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/98.0.4758.80 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, 18 Feb 2022 20:13:51 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
date
Fri, 18 Feb 2022 21:09:11 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, 18 Feb 2022 21:09:11 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/js/vendors~main.e4991b36.chunk.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
35.80.172.123 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-35-80-172-123.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/98.0.4758.80 Safari/537.36
Content-Type
application/x-www-form-urlencoded; charset=UTF-8

Response headers

access-control-allow-origin
*
date
Fri, 18 Feb 2022 21:09:12 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/98.0.4758.80 Safari/537.36

Response headers

Content-Type
image/webp
truncated
/
2 KB
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
cca293f916be07ff66c6b7cc66eb3b5e4c5fb3887b7c34333e00f1ceb6f4bfce

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/98.0.4758.80 Safari/537.36

Response headers

Content-Type
image/svg+xml
truncated
/
2 KB
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
58b66a21157a69918ca4da5fc26cc5bbd177ca2bd73e926e25045bfe319dabfb

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/98.0.4758.80 Safari/537.36

Response headers

Content-Type
image/svg+xml
JTUSjIg1_i6t8kCHKm459Wlhyw.woff2
fonts.gstatic.com/s/montserrat/v23/
30 KB
31 KB
Font
General
Full URL
https://fonts.gstatic.com/s/montserrat/v23/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
2a00:1450:4001:810::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/98.0.4758.80 Safari/537.36

Response headers

date
Wed, 16 Feb 2022 08:55:44 GMT
x-content-type-options
nosniff
age
216807
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
Thu, 03 Feb 2022 00:11:59 GMT
server
sffe
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
*
cross-origin-opener-policy-report-only
same-origin; report-to="apps-themes"
expires
Thu, 16 Feb 2023 08:55:44 GMT

Verdicts & Comments Add Verdict or Comment

17 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.

function| structuredClone function| sendGameStats object| amplitude object| webpackJsonp object| __SENTRY__ function| setImmediate function| clearImmediate object| regeneratorRuntime function| _ object| platform 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: eyJkZXZpY2VJZCI6ImFkMGY2ZDBhLTdmYWMtNDM5ZS1hNDY3LWUyYWQ0ZTcyOThlNlIiLCJ1c2VySWQiOm51bGwsIm9wdE91dCI6ZmFsc2UsInNlc3Npb25JZCI6MTY0NTIxODU1MTUwNywibGFzdEV2ZW50VGltZSI6MTY0NTIxODU1MTUwNywiZXZlbnRJZCI6MCwiaWRlbnRpZnlJZCI6MSwic2VxdWVuY2VOdW1iZXIiOjF9

1 Console Messages

Source Level URL
Text
other warning URL: https://assets-cdn.kahoot.it/controller/v2/assets/js/vendors~main.e4991b36.chunk.js(Line 65)
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