saylor.org

Observed Jul 18, 2026, 14:04 UTC (2d ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onAmazon

Email byGoogle Workspace

Secured byAmazon

Registered withWild West Domains, LLC

Also usesAtlassianFacebook/MetaGoogle Search Console

IPv6 · tranco_100k

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

INFRASTRUCTURE MAPwhat saylor.org actually stands on - every host below is a signed observation

saylor.org

A / AAAA

3.171.61.1213.171.61.543.171.61.793.171.61.117+8 more

Amazonserves the site

rose.ns.cloudflare.comtodd.ns.cloudflare.com

cloudflare.comanswers its DNS

aspmx.l.google.comaspmx5.googlemail.comalt1.aspmx.l.google.comalt2.aspmx.l.google.com+3 more

Google Workspacereceives its email

TLS

*.saylor.org

Amazonissued its certificate

DNS Records

A 4

3.171.61.121
3.171.61.54
3.171.61.79
3.171.61.117

AAAA 8

2600:9000:28a3:d600:2:ff4b:d380:93a1
2600:9000:28a3:e000:2:ff4b:d380:93a1
2600:9000:28a3:800:2:ff4b:d380:93a1
2600:9000:28a3:2200:2:ff4b:d380:93a1
2600:9000:28a3:d800:2:ff4b:d380:93a1
2600:9000:28a3:3200:2:ff4b:d380:93a1
2600:9000:28a3:5600:2:ff4b:d380:93a1
2600:9000:28a3:fc00:2:ff4b:d380:93a1

MX 7

1aspmx.l.google.com
10aspmx5.googlemail.com
2alt1.aspmx.l.google.com
2alt2.aspmx.l.google.com
2aspmx2.googlemail.com
5aspmx3.googlemail.com
8aspmx4.googlemail.com

TXT 10

MS=ms46681890
anthropic-domain-verification-1gbzx9=F448ozHB3sGW8c7ySaw6nn1IU
apple-domain-verification=WtHBby6fK6UCvo2L
atlassian-domain-verification=SktChx6KLTWNDnZslhOqWg1JNogrQLxRigvirtuE1bCq9oY174G3LIAuwHbAtx6f
brave-ledger-verification=49b7554d3572f4c9ffa10a3bfa4d81064e07da0994044301bdf463092d89c825
facebook-domain-verification=20wuqiri65uqq9frxsrop452kyt2ls
google-site-verification=SZhP2gHqdB-oxl1jKty_L4XNjmphiNLdLV6NHxAgX2g
openai-domain-verification=dv-bWWAoDoRYjB0ZyJ1779ePScy
v=spf1 include:_spf.google.com include:sendgrid.net include:mail.zendesk.com include:spf.catalyst-ca.net -all
v=DMARC1; p=quarantine; rua=mailto:devops+dmarc@saylor.org; ruf=mailto:devops+dmarc_forensics@saylor.org; fo=1; adkim=r; aspf=s

NS 2

rose.ns.cloudflare.com
todd.ns.cloudflare.com

SOA 1

rose.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (3)

Common Name	Issuer	Expires
`*.saylor.org`	C=US, O=Amazon, CN=Amazon RSA 2048 M01	Sun, 04 Oct 2026 23:59:59 +0000
`Amazon RSA 2048 M01`	C=US, O=Amazon, CN=Amazon Root CA 1	Fri, 23 Aug 2030 22:21:28 +0000
`Amazon Root CA 1`	C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2	Thu, 31 Dec 2037 01:00:00 +0000

Subdomains (0)

None observed.

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 saylor.org. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: ff641729-d930-4dfe-9a86-0b04e733039e
Output Hash: 811aec30d189b94655fd15b5d9cc954208df97e544e4b9dfa42d5110eaf20d59
Signature: ed25519:ee769ab9bc16f67607c4bb8fb1bf62e66bb5a2e43526ca622dbb41037a951aeaf33fd4b2cadef0a87b51bd644e187542709496ba662a597805295f8bc0fdbf0e
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

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