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GitHub Application

The following page provides details on domains, networks, IPs, hosting services, and content delivery networks used by GitHub.

What is GitHub?

GitHub Logo

GitHub - Technology
GitHub is a web-based Git or version control repository and Internet hosting service. It offers all of the distributed version control and source code management (SCM) functionality of Git as well as adding its own features.

GitHub Domains

Primary Domains

Platform Domains

Platform Sample Domain
Arkose Labs Icon Arkose Labs {hidden}.arkoselabs.com
Discourse Icon Discourse {hidden}.hosted-by-discourse.com
Fastly Icon Fastly {hidden}.fastly.net
GitHub Icon GitHub {hidden}.io
Google Hosted Icon Google Hosted {hidden}.ampproject.org
Heroku Icon Heroku {hidden}.herokudns.com
Microsoft Azure Icon Microsoft Azure {hidden}.trafficmanager.net

Network Ranges

  • 140.82.112.0/20
  • 143.55.64.0/20
  • 192.30.252.0/22
  • 2a0a:a440::/29
  • 2620:112:3000::/44

GitHub uses dedicated network blocks. This application dataset includes only those network ranges exclusively assigned to this service.

GitHub Network

Some organizations deploy all or parts of an application solution through their own infrastructure instead of third party hosting providers like AWS or Google Cloud Platform. The following is a sample of active IP addresses on the GitHub Network.

Sample IP ASN
140.82.112.3 AS36459
140.82.112.4 AS36459
140.82.112.5 AS36459
140.82.112.6 AS36459
140.82.112.9 AS36459
... and 117 more

SaaS for 3rd Party Applications

GitHub is a software-as-a-service (SaaS) platform used by third-party applications. You can find more information on the infrastructure used to deliver these services on the GitHub SaaS page.

Hosting

SaaS Sample IP
Microsoft Azure Icon Microsoft Azure 138.91.182.224
Google Hosted Icon Google Hosted 216.58.223.193
DigitalOcean Icon DigitalOcean 167.71.72.165
Linode Icon Linode 172.239.9.240

To scale its compute capacity and optimize resources, GitHub leverages a multi-cloud architecture.

Content Delivery Networks - CDNs

Summary

CDN Sample IP
Azure Front Door Icon Azure Front Door 13.107.42.16
Fastly Icon Fastly 185.199.108.154

To get information to end users more quickly, many apps - including GitHub - use Content Delivery Networks (CDNs).

Anycast

CDN Sample IP
Fastly Icon Fastly 185.199.108.154
Azure Front Door Icon Azure Front Door 13.107.42.16

Network Map

PoP Locations

CDN Location
Fastly Icon Fastly
Montreal