github.com

Observed 2026-07-15T08:31:58.720Z (1h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byMicrosoft 365

Also usesFacebook/MetaGoogle Search ConsoleStripeDocuSignMiroAtlassian

14 subdomains · dev_tools

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat github.com actually stands on - every host below is a signed observation

github.com

A / AAAA

140.82.114.4

Cloudflareserves the site

ns-520.awsdns-01.netdns2.p08.nsone.netdns1.p08.nsone.netns-1707.awsdns-21.co.uk+4 more

awsdns-01.net + nsone.net + moreanswers its DNS

github-com.mail.protection.outlook.com

Microsoft 365receives its email

HTTPS probe

ok Responding normally (2xx) 200 OK

HTTP status200

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time139 ms

DNS resolutionNOERROR

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

A 1

140.82.114.4

MX 1

0github-com.mail.protection.outlook.com

TXT 24

calendly-site-verification=at0DQARi7IZvJtXQAWhMqpmIzpvoBNF7aam5VKKxP
facebook-domain-verification=39xu4jzl7roi7x0n93ldkxjiaarx50
anthropic-domain-verification-4az7qn=if8YWuRRqwLycGJDooumzHtxm
MS=6BF03E6AF5CB689E315FB6199603BABF2C88D805
TAILSCALE-xOzoDvFUzZr5YYVCQFuD
00Dd0000000hHE0=1TBKg000000TN2r
google-site-verification=82Le34Flgtd15ojYhHlGF_6g72muSjamlMVThBOJpks
krisp-domain-verification=ZlyiK7XLhnaoUQb2hpak1PLY7dFkl1WE
MS=ms44452932
v=spf1 ip4:192.30.252.0/22 include:spf.protection.outlook.com include:_netblocks.google.com include:_netblocks2.google.com include:mail.zendesk.com include:_spf.salesforce.com include:servers.mcsv.net include:mktomail.com include:sendgrid.net ip4:62.253.227.114 ip4:166.78.69.169 ip4:166.78.69.170 ip4:166.78.71.131 ~all

NS 8

ns-520.awsdns-01.net
dns2.p08.nsone.net
dns1.p08.nsone.net
ns-1707.awsdns-21.co.uk
dns3.p08.nsone.net
ns-421.awsdns-52.com
ns-1283.awsdns-32.org
dns4.p08.nsone.net

SOA 1

ns-1707.awsdns-21.co.uk awsdns-hostmaster.amazon.com

CAA 7

issuewild sectigo.com
issuewild letsencrypt.org
issue letsencrypt.org
issue globalsign.com
issuewild digicert.com
issue digicert.com
issue sectigo.com

TLS Certificates (0)

None.

Subdomains (14)

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for github.com. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/github.com">
  <img src="https://domaindrift.io/badge/github.com.svg"
       width="300" height="64" alt="DomainDrift signed observations for github.com">
</a>

Ed25519 Receipt

Receipt ID: 27228e29-651a-44cc-a3a1-4f771259bfa4
Output Hash: 6de1f0c8a83e450e7dd9857926d4c9997784ff08ca71fd897b9c6fe3e98151a3
Signature: ed25519:afd583646db9c3f3b6a1f20b113462faed74872d1b7dc9fc92d367d92ef6f45e05cf70612446f466beca9e5d33073d86030702a36ff6a49366dba9a88560bc03
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

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