Site profile
github.com
GitHub
Join the world's most widely adopted, AI-powered developer platform where millions of developers, businesses, and the largest open source community build software that advances humanity.
from the homepage description
- Domain age18 yearssince Oct 9, 2007
- RegistrarMarkMonitor Inc.
- ExpiresOct 9, 2028
- In Web Archivesince 2008May 14, 2008
- Popularity#29Tranco top 1M
- HostingGitHub, Inc.AS36459
- Homepage response127 msHTTP 200 · HTTPS
- Site languageEN
What we know about this site
A DNS query for github.com returns one IPv4 address, starting with 140.82.114.4, registered to San Francisco (South Beach), California, United States.
Hosting is provided by GitHub, Inc. (AS36459). The address is registered in
United States.NS1 handles DNS with 8 NS records. IPv6 is not configured.
Email for the domain is handled by Microsoft 365. SPF is set, and the DMARC policy is quarantine, so suspicious mail goes to spam.
In the Tranco list of the million most visited domains, github.com holds position #29.
TXT records include ownership verification for: Microsoft 365, Adobe, Apple, Atlassian, DocuSign, Meta, Google Search Console, Miro, OpenAI, Stripe.
github.com was registered on Oct 9, 2007 through MarkMonitor Inc., making it 18 years old. The registration runs until Oct 9, 2028.
The Web Archive holds snapshots of the site going back to May 14, 2008.
The site is built with React.
The homepage passes 9 of 13 basic SEO checks.
Homepage SEO check
9 of 13 checks passed
- ✓HTTPSsecure connection
- ✓Title70 chars
- !Description186 chars
- !H1missing
- ✓Mobile viewportset
- ✓Canonicalset
- ✓Open Graphset
- ✓Image alt textno images
- ✓HTML sizeover 240 KB
- ✓robots.txtfound
- !Sitemapnot listed
- !Schema.orgnone
- ✓Indexingallowed
Security headers
HTTPS and protective response headers
- ✓HTTPS
- ✓HSTS
- ✓CSP
- ✓X-Frame-Options
- ✓X-Content-Type-Options
- ✓Referrer-Policy
- !Permissions-Policy
IPv4 addresses
Summary
- Popularity rank
- #29 Tranco
- CDN
- no
- Hosting
- AS36459 GitHub, Inc.
- DNS provider
- NS1
- Microsoft 365
- SPF
- yes ~all
- DMARC
- p=quarantine
- IPv6
- no
Server location
- Country
- United States
- Region
- California
- City
- San Francisco (South Beach)
- Hosting network
- AS36459 GitHub, Inc.
Name servers
- dns1.p08.nsone.net
- dns2.p08.nsone.net
- dns3.p08.nsone.net
- dns4.p08.nsone.net
- ns-1283.awsdns-32.org
- ns-1707.awsdns-21.co.uk
- ns-421.awsdns-52.com
- ns-520.awsdns-01.net
Mail servers
- github-com.mail.protection.outlook.com
Sites of similar popularity
Questions and answers
What is the IP address of github.com?
github.com answers from 140.82.114.4. Addresses can change; this page refreshes the data when opened.
Where is the github.com server located?
Geolocation places the server in San Francisco (South Beach), California, United States.
Who hosts github.com?
The address belongs to the GitHub, Inc. network, autonomous system AS36459.
Who provides DNS for github.com?
DNS for the domain is hosted by NS1: dns1.p08.nsone.net, dns2.p08.nsone.net, dns3.p08.nsone.net, dns4.p08.nsone.net.
When was github.com registered?
The domain was registered on 2007-10-09 through MarkMonitor Inc..
What is github.com built with?
The homepage code points to: React.
Which email provider does github.com use?
Email is hosted by Microsoft 365. SPF is configured.