Submitted URL: http://mths.be/placeholder
Effective URL: https://github.com/mathiasbynens/jquery-placeholder
Submission: On November 10 via api from US

Summary

This website contacted 6 IPs in 3 countries across 5 domains to perform 35 HTTP transactions. The main IP is 140.82.121.4, located in United States and belongs to GITHUB, US. The main domain is github.com.
TLS certificate: Issued by DigiCert SHA2 High Assurance Server CA on May 5th 2020. Valid for: 2 years.
This is the only time github.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 2 2a01:1b0:7999... 31477 (DUOCAST-AS)
3 140.82.121.4 36459 (GITHUB)
11 185.199.109.154 54113 (FASTLY)
19 151.101.12.133 54113 (FASTLY)
1 34.196.57.198 14618 (AMAZON-AES)
1 140.82.121.5 36459 (GITHUB)
35 6
Domain Requested by
11 github.githubassets.com github.com
github.githubassets.com
9 avatars2.githubusercontent.com github.com
5 avatars3.githubusercontent.com github.com
4 avatars1.githubusercontent.com github.com
3 github.com github.githubassets.com
2 mths.be 2 redirects
1 api.github.com github.githubassets.com
1 collector.githubapp.com
1 avatars0.githubusercontent.com github.com
35 9
Subject Issuer Validity Valid
github.com
DigiCert SHA2 High Assurance Server CA
2020-05-05 -
2022-05-10
2 years crt.sh
*.githubassets.com
DigiCert SHA2 High Assurance Server CA
2020-11-02 -
2021-11-09
a year crt.sh
www.github.com
DigiCert SHA2 High Assurance Server CA
2020-05-06 -
2022-04-14
2 years crt.sh
*.githubapp.com
DigiCert SHA2 High Assurance Server CA
2020-04-16 -
2022-05-18
2 years crt.sh
*.github.com
DigiCert SHA2 High Assurance Server CA
2020-06-22 -
2022-08-17
2 years crt.sh

This page contains 1 frames:

Primary Page: https://github.com/mathiasbynens/jquery-placeholder
Frame ID: FF288CF5CA6182BBF1DF6E91BFE6B45F
Requests: 36 HTTP requests in this frame

Screenshot


Page URL History Show full URLs

  1. http://mths.be/placeholder HTTP 301
    https://mths.be/placeholder HTTP 301
    https://github.com/mathiasbynens/jquery-placeholder Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • headers server /^GitHub\.com$/i

Overall confidence: 100%
Detected patterns
  • headers server /^GitHub\.com$/i

Overall confidence: 100%
Detected patterns
  • headers server /^GitHub\.com$/i

Page Statistics

35
Requests

100 %
HTTPS

17 %
IPv6

5
Domains

9
Subdomains

6
IPs

3
Countries

488 kB
Transfer

1692 kB
Size

4
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://mths.be/placeholder HTTP 301
    https://mths.be/placeholder HTTP 301
    https://github.com/mathiasbynens/jquery-placeholder Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

35 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request Cookie set jquery-placeholder
github.com/mathiasbynens/
Redirect Chain
  • http://mths.be/placeholder
  • https://mths.be/placeholder
  • https://github.com/mathiasbynens/jquery-placeholder
152 KB
33 KB
Document
General
Full URL
https://github.com/mathiasbynens/jquery-placeholder
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.4 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-4-fra.github.com
Software
GitHub.com /
Resource Hash
a54946306e9f8f3dcaa4cf2155cda558a4cbb9b13622cd90e1a56d3cf4127e82
Security Headers
Name Value
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Strict-Transport-Security max-age=31536000; includeSubdomains; preload
X-Content-Type-Options nosniff
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Request headers

Host
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Connection
keep-alive
Pragma
no-cache
Cache-Control
no-cache
Upgrade-Insecure-Requests
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User-Agent
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Accept
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Sec-Fetch-Site
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Sec-Fetch-Mode
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Sec-Fetch-User
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Sec-Fetch-Dest
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Accept-Encoding
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Accept-Language
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User-Agent
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Response headers

date
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content-type
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server
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status
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vary
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etag
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cache-control
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strict-transport-security
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referrer-policy
no-referrer-when-downgrade
expect-ct
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content-security-policy
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Content-Encoding
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Set-Cookie
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Accept-Ranges
bytes
Transfer-Encoding
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X-GitHub-Request-Id
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Redirect headers

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date
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server
Apache
x-powered-by
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strict-transport-security
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location
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cache-control
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expires
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x-ua-compatible
IE=edge
x-content-type-options
nosniff
x-frame-options
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x-xss-protection
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content-type
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Stylesheet
General
Full URL
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Requested by
Host: github.com
URL: https://github.com/mathiasbynens/jquery-placeholder
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
185.199.109.154 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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Request headers

Origin
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Referer
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User-Agent
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Response headers

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via
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x-served-by
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Full URL
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Requested by
Host: github.com
URL: https://github.com/mathiasbynens/jquery-placeholder
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
185.199.109.154 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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Request headers

Origin
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Referer
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User-Agent
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Response headers

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via
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x-served-by
cache-dca17777-DCA, cache-ams21038-AMS
last-modified
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Full URL
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Requested by
Host: github.com
URL: https://github.com/mathiasbynens/jquery-placeholder
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
185.199.109.154 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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Request headers

Origin
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Referer
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User-Agent
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Response headers

x-fastly-request-id
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x-cache
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via
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x-served-by
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github.githubassets.com/assets/
11 KB
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Script
General
Full URL
https://github.githubassets.com/assets/environment-f0adafbf.js
Requested by
Host: github.com
URL: https://github.com/mathiasbynens/jquery-placeholder
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
185.199.109.154 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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Request headers

Origin
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Referer
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User-Agent
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Response headers

x-fastly-request-id
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x-cache
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via
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x-served-by
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github.githubassets.com/assets/
76 KB
24 KB
Script
General
Full URL
https://github.githubassets.com/assets/chunk-frameworks-604b6c85.js
Requested by
Host: github.com
URL: https://github.com/mathiasbynens/jquery-placeholder
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
185.199.109.154 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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Request headers

Origin
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Referer
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User-Agent
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Response headers

x-fastly-request-id
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via
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Script
General
Full URL
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Requested by
Host: github.com
URL: https://github.com/mathiasbynens/jquery-placeholder
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
185.199.109.154 , United States, ASN54113 (FASTLY, US),
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Request headers

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User-Agent
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Response headers

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Script
General
Full URL
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Requested by
Host: github.com
URL: https://github.com/mathiasbynens/jquery-placeholder
Protocol
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TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
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Software
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Request headers

Origin
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User-Agent
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Response headers

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28 KB
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Script
General
Full URL
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Requested by
Host: github.com
URL: https://github.com/mathiasbynens/jquery-placeholder
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
185.199.109.154 , United States, ASN54113 (FASTLY, US),
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Request headers

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User-Agent
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Response headers

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Strict-Transport-Security max-age=31536000; includeSubdomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 1; mode=block

Request headers

Accept
text/fragment+html
Referer
https://github.com/mathiasbynens/jquery-placeholder
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Tue, 10 Nov 2020 06:04:26 GMT
Content-Encoding
gzip
x-content-type-options
nosniff
status
200 OK
vary
X-PJAX, Accept-Encoding, Accept, X-Requested-With, Accept-Encoding
Content-Length
20
x-xss-protection
1; mode=block
referrer-policy
no-referrer-when-downgrade
server
GitHub.com
X-GitHub-Request-Id
F0A6:93F6:9E2A2E:DD2BC6:5FAA2D69
x-frame-options
deny
expect-ct
max-age=2592000, report-uri="https://api.github.com/_private/browser/errors"
strict-transport-security
max-age=31536000; includeSubdomains; preload
content-type
text/fragment+html; charset=utf-8
cache-control
no-cache
content-security-policy
default-src 'none'; base-uri 'self'; block-all-mixed-content; connect-src 'self' uploads.github.com www.githubstatus.com collector.githubapp.com api.github.com github-cloud.s3.amazonaws.com github-production-repository-file-5c1aeb.s3.amazonaws.com github-production-upload-manifest-file-7fdce7.s3.amazonaws.com github-production-user-asset-6210df.s3.amazonaws.com cdn.optimizely.com logx.optimizely.com/v1/events wss://alive.github.com; font-src github.githubassets.com; form-action 'self' github.com gist.github.com; frame-ancestors 'none'; frame-src render.githubusercontent.com; img-src 'self' data: github.githubassets.com identicons.github.com collector.githubapp.com github-cloud.s3.amazonaws.com *.githubusercontent.com; manifest-src 'self'; media-src 'none'; script-src github.githubassets.com; style-src 'unsafe-inline' github.githubassets.com; worker-src github.com/socket-worker.js gist.github.com/socket-worker.js
Accept-Ranges
bytes
rollup
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2 KB
3 KB
Fetch
General
Full URL
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Requested by
Host: github.githubassets.com
URL: https://github.githubassets.com/assets/chunk-vendor-02c61aec.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.4 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-4-fra.github.com
Software
GitHub.com /
Resource Hash
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Security Headers
Name Value
Content-Security-Policy default-src 'none'; base-uri 'self'; block-all-mixed-content; connect-src 'self' uploads.github.com www.githubstatus.com collector.githubapp.com api.github.com github-cloud.s3.amazonaws.com github-production-repository-file-5c1aeb.s3.amazonaws.com github-production-upload-manifest-file-7fdce7.s3.amazonaws.com github-production-user-asset-6210df.s3.amazonaws.com cdn.optimizely.com logx.optimizely.com/v1/events wss://alive.github.com; font-src github.githubassets.com; form-action 'self' github.com gist.github.com; frame-ancestors 'none'; frame-src render.githubusercontent.com; img-src 'self' data: github.githubassets.com identicons.github.com collector.githubapp.com github-cloud.s3.amazonaws.com *.githubusercontent.com; manifest-src 'self'; media-src 'none'; script-src github.githubassets.com; style-src 'unsafe-inline' github.githubassets.com; worker-src github.com/socket-worker.js gist.github.com/socket-worker.js
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 1; mode=block

Request headers

Accept
text/fragment+html
Referer
https://github.com/mathiasbynens/jquery-placeholder
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Tue, 10 Nov 2020 06:04:26 GMT
Content-Encoding
gzip
x-content-type-options
nosniff
status
200 OK
vary
X-PJAX, Accept-Encoding, Accept, X-Requested-With, Accept-Encoding
Content-Length
1030
x-xss-protection
1; mode=block
referrer-policy
no-referrer-when-downgrade
server
GitHub.com
X-GitHub-Request-Id
F0EC:D235:123DA54:19F92B0:5FAA2D69
x-frame-options
deny
etag
W/"123c12667291495b618ce1b63f82ceb6"
expect-ct
max-age=2592000, report-uri="https://api.github.com/_private/browser/errors"
strict-transport-security
max-age=31536000; includeSubdomains; preload
content-type
text/fragment+html; charset=utf-8
cache-control
max-age=0, private, must-revalidate
content-security-policy
default-src 'none'; base-uri 'self'; block-all-mixed-content; connect-src 'self' uploads.github.com www.githubstatus.com collector.githubapp.com api.github.com github-cloud.s3.amazonaws.com github-production-repository-file-5c1aeb.s3.amazonaws.com github-production-upload-manifest-file-7fdce7.s3.amazonaws.com github-production-user-asset-6210df.s3.amazonaws.com cdn.optimizely.com logx.optimizely.com/v1/events wss://alive.github.com; font-src github.githubassets.com; form-action 'self' github.com gist.github.com; frame-ancestors 'none'; frame-src render.githubusercontent.com; img-src 'self' data: github.githubassets.com identicons.github.com collector.githubapp.com github-cloud.s3.amazonaws.com *.githubusercontent.com; manifest-src 'self'; media-src 'none'; script-src github.githubassets.com; style-src 'unsafe-inline' github.githubassets.com; worker-src github.com/socket-worker.js gist.github.com/socket-worker.js
Accept-Ranges
bytes
site-signup-prompt.png
github.githubassets.com/images/modules/site/
98 KB
98 KB
Image
General
Full URL
https://github.githubassets.com/images/modules/site/site-signup-prompt.png
Requested by
Host: github.githubassets.com
URL: https://github.githubassets.com/assets/site-8f94276ad938bb2b866a7078e1df8040.css
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
185.199.109.154 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
0493cf9fd169f58d9548e4a778508d671f63ba72e113133d0675c496dcc35cc5

Request headers

Referer
https://github.githubassets.com/assets/site-8f94276ad938bb2b866a7078e1df8040.css
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-fastly-request-id
e47302dbb30b847f13172287f88f0e9be1ab2167
date
Tue, 10 Nov 2020 06:04:25 GMT
via
1.1 varnish, 1.1 varnish
vary
Origin, Access-Control-Request-Headers, Access-Control-Request-Method
age
2526
x-cache
HIT, HIT
status
200
content-length
99909
x-served-by
cache-dca17743-DCA, cache-ams21059-AMS
last-modified
Fri, 09 Nov 2018 22:10:08 GMT
server
AmazonS3
x-timer
S1604988266.851093,VS0,VE0
etag
"75c0f64ad08dc8036a4daacb75cd9c0f"
access-control-max-age
3600
access-control-allow-methods
GET
content-type
image/png
access-control-allow-origin
*
accept-ranges
bytes
x-cache-hits
14, 17
page_view
collector.githubapp.com/github/
35 B
656 B
Image
General
Full URL
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Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
34.196.57.198 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=631138519, max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

Request headers

Referer
https://github.com/mathiasbynens/jquery-placeholder
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date
Tue, 10 Nov 2020 06:04:26 GMT
X-Content-Type-Options
nosniff
X-Permitted-Cross-Domain-Policies
none
Connection
keep-alive
Content-Length
35
X-XSS-Protection
1; mode=block
X-Request-Id
4342128d-8733-4ad7-8cdf-507e4a603eb5
X-Runtime
0.003044
Last-Modified
Tue, 10 Nov 2020 06:04:26 GMT
Server
GitHub.com
X-Frame-Options
DENY
X-Download-Options
noopen
Strict-Transport-Security
max-age=631138519, max-age=31536000
Content-Type
image/gif; charset=utf-8
Pragma
no-cache
Cache-Control
no-cache, no-store
Expires
Sat, 25 Nov 2000 05:00:00 GMT
stats
api.github.com/_private/browser/
0
0
Other
General
Full URL
https://api.github.com/_private/browser/stats
Requested by
Host: github.githubassets.com
URL: https://github.githubassets.com/assets/chunk-frameworks-604b6c85.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
/
Resource Hash
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Request headers

Referer
https://github.com/mathiasbynens/jquery-placeholder
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Content-Type
text/plain;charset=UTF-8

Response headers

Access-Control-Allow-Origin
*
Access-Control-Expose-Headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset

Verdicts & Comments Add Verdict or Comment

55 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| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker object| trustedTypes object| System object| litHtmlVersions function| AutoCheckElement function| AutocompleteElement function| ClipboardCopyElement function| DetailsDialogElement function| DetailsMenuElement function| FileAttachmentElement function| FilterInputElement function| GEmojiElement function| IncludeFragmentElement function| ImageCropElement function| MarkdownHeaderButtonElement function| MarkdownBoldButtonElement function| MarkdownItalicButtonElement function| MarkdownQuoteButtonElement function| MarkdownCodeButtonElement function| MarkdownLinkButtonElement function| MarkdownImageButtonElement function| MarkdownUnorderedListButtonElement function| MarkdownOrderedListButtonElement function| MarkdownTaskListButtonElement function| MarkdownMentionButtonElement function| MarkdownRefButtonElement function| MarkdownToolbarElement function| RemoteInputElement function| TabContainerElement function| TaskListsElement function| TextExpanderElement function| LocalTimeElement function| RelativeTimeElement function| TimeAgoElement function| TimeUntilElement function| FuzzyListElement function| ActionsPolicyFormElement function| EmojiPickerElement function| GitCloneHelpElement function| InViewportElement function| NotificationIndicatorElement function| NotificationsListSubscriptionFormElement function| PasswordStrengthElement function| PollIncludeFragmentElement function| PreciseTimeAgoElement function| SignupPromptElement function| SlashCommandExpanderElement function| ExportBranchElement object| _octo function| RemotePaginationElement function| BranchFilterElement function| BranchFilterItemElement function| GetRepoElement

4 Cookies

Domain/Path Name / Value
.github.com/ Name: logged_in
Value: no
.github.com/ Name: tz
Value: Europe%2FBerlin
.github.com/ Name: _octo
Value: GH1.1.397610248.1604988265
github.com/ Name: _gh_sess
Value: 8VJiloFVozXiAVfMjnDyvd%2F9qdLNzVfQ5aqAAjve9IY1VC3XqOpG963rNP7Hwl1Yxlm2JrBnS4d8vzaoBYefopx0WKT2LoECRcX46GaZRGMLfWSlfdfbBdwZBy3hBVt6zEuhdjDTCE7aMfZhxh6sXEsWOyMaIH3uyfiMN%2BYVigkjAjoe%2FjshOBEcZ9NZW5hgoY6DKwGdpzEThtAaekQHqxyAD%2F6r9eMYzD87WH8wwyOL9IB4hLSX5YG55R2tTgyBgnxtCD%2FProrbjWT0EchaVA%3D%3D--JqXoJN%2FWe8uMugXf--opCkvQYYwB8CWg6RuSjsbw%3D%3D

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
Content-Security-Policy default-src 'none'; base-uri 'self'; block-all-mixed-content; connect-src 'self' uploads.github.com www.githubstatus.com collector.githubapp.com api.github.com github-cloud.s3.amazonaws.com github-production-repository-file-5c1aeb.s3.amazonaws.com github-production-upload-manifest-file-7fdce7.s3.amazonaws.com github-production-user-asset-6210df.s3.amazonaws.com cdn.optimizely.com logx.optimizely.com/v1/events wss://alive.github.com; font-src github.githubassets.com; form-action 'self' github.com gist.github.com; frame-ancestors 'none'; frame-src render.githubusercontent.com; img-src 'self' data: github.githubassets.com identicons.github.com collector.githubapp.com github-cloud.s3.amazonaws.com *.githubusercontent.com; manifest-src 'self'; media-src 'none'; script-src github.githubassets.com; style-src 'unsafe-inline' github.githubassets.com; worker-src github.com/socket-worker.js gist.github.com/socket-worker.js
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 1; mode=block

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.

api.github.com
avatars0.githubusercontent.com
avatars1.githubusercontent.com
avatars2.githubusercontent.com
avatars3.githubusercontent.com
collector.githubapp.com
github.com
github.githubassets.com
mths.be
140.82.121.4
140.82.121.5
151.101.12.133
185.199.109.154
2a01:1b0:7999:402::144
34.196.57.198
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