pydantic.dev

Observed Jul 17, 2026, 14:57 UTC (1d ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byGoogle Workspace

Secured byGoogle Trust Services

Registered withCloudFlare, Inc.

Also usesGoogle Search Console

IPv6 · tranco_100k

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

INFRASTRUCTURE MAPwhat pydantic.dev actually stands on - every host below is a signed observation

pydantic.dev

A / AAAA

104.26.8.129104.26.9.129172.67.69.882606:4700:20::681a:881+2 more

Cloudflareserves the site

adi.ns.cloudflare.commario.ns.cloudflare.com

cloudflare.comanswers its DNS

aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.com+1 more

Google Workspacereceives its email

TLS

pydantic.dev

Google Trust Servicesissued its certificate

DNS Records

A 3

104.26.8.129
104.26.9.129
172.67.69.88

AAAA 3

2606:4700:20::681a:881
2606:4700:20::681a:981
2606:4700:20::ac43:4558

MX 5

1aspmx.l.google.com
5alt1.aspmx.l.google.com
5alt2.aspmx.l.google.com
10alt3.aspmx.l.google.com
10alt4.aspmx.l.google.com

TXT 5

MS=ms92846730
v=spf1 include:_spf.google.com ~all
oneleet-domain-verification-7ccb3f41-418d-4f04-af9e-e349aafae22d
google-site-verification=lxye2MsYYsZ-OOjfaFQmJD7mTPEu_OD7aDW6cOXpJ9Q
v=DMARC1; p=reject; rua=mailto:webmaster+dmarc@pydantic.dev;

NS 2

adi.ns.cloudflare.com
mario.ns.cloudflare.com

SOA 1

adi.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (3)

Common Name	Issuer	Expires
`pydantic.dev`	C=US, O=Google Trust Services, CN=WE1	Fri, 04 Sep 2026 17:29:51 +0000
`WE1`	C=US, O=Google Trust Services LLC, CN=GTS Root R4	Tue, 20 Feb 2029 14:00:00 +0000
`GTS Root R4`	C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA	Fri, 28 Jan 2028 00:00:42 +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 pydantic.dev. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: cc276d5a-4ca3-4587-b5be-d26b818d1572
Output Hash: 773b98530a19b95824acebd9c73b03ab8c33bd44278459f569c1ff6d4d3c989a
Signature: ed25519:c82683a9f1eb501501a17f7fa84212ef443d281c877d8dabdcc145003daec9dcc1226478c68568d81d00b0e94e11b7750f14b661e2d678e10423a850e55a8c01
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/pydantic.dev