xiph.org

Observed Jul 24, 2026, 03:17 UTC (9h ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation — watch it for 5-minute checks.

Verify this receipt yourself + Watch this domain

Up right now

Runs onUniversity of Oregon

Email byGoogle (SPF sender)

Secured byLet's Encrypt

Registered withDomain.com - Network Solutions, LLC

IPv6 · 1 subdomain · tranco_20k

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

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

xiph.org

A / AAAA

140.211.167.2152605:bc80:3010:102:f816:3eff:fe29:e943

University of Oregonserves the site

ns2.xiph.orgns1.xiph.org

xiph.organswers its DNS

smtp.osuosl.org

Google (SPF sender)receives its email

TLS

xiph.org

Let's Encryptissued its certificate

DNS Records

A 1

140.211.167.215

AAAA 1

2605:bc80:3010:102:f816:3eff:fe29:e943

MX 1

10smtp.osuosl.org

TXT 2

v=spf1 a a:mailfish.xiph.org include:_spf.mozilla.com include:_spf.google.com ~all
Xiph.org Foundation

NS 2

ns2.xiph.org
ns1.xiph.org

SOA 1

ns2.xiph.org hostmaster.xiph.org

CAA 1

issue "letsencrypt.org"

TLS Certificates (3)

Common Name	Issuer	Expires
`xiph.org`	C=US, O=Let's Encrypt, CN=YR2	Mon, 19 Oct 2026 12:52:27 +0000
`YR2`	C=US, O=ISRG, CN=Root YR	Sat, 02 Sep 2028 23:59:59 +0000
`Root YR`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (1)

www.xiph.org

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

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

Ed25519 Receipt

Receipt ID: rcpt_bb84f476ab47c1d4
Output Hash: 7fff5e616e6a8edcd48b19e6514d3c959a890ee78bf52dfec8fec7bbcf6224a6
Signature: ed25519:581599c9626a20d0455b4f049bdcc45a36d84cf3fec1562b3d8dbdae581ecc10645bcf3dccfc7e9b784cbaae0fe023d4c0ae9c05a95a468446140dc0cf5abf00
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/xiph.org