gtk.org

Observed Jul 22, 2026, 01:21 UTC (20h 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 onFastly

Secured byLet's Encrypt

Registered withGandi SAS

IPv6 · tranco_40k

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

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

gtk.org

A / AAAA

151.101.65.91151.101.129.91151.101.1.91151.101.193.91+4 more

Fastlyserves the site

dns54.cloudns.netdns53.cloudns.netdns52.cloudns.netdns51.cloudns.net

cloudns.netanswers its DNS

smtp.gnome.org

gnome.orgreceives its email

TLS

*.gtk.org

Let's Encryptissued its certificate

DNS Records

A 4

151.101.65.91
151.101.129.91
151.101.1.91
151.101.193.91

AAAA 4

2a04:4e42:600::347
2a04:4e42:200::347
2a04:4e42:400::347
2a04:4e42::347

MX 1

10smtp.gnome.org

NS 4

dns54.cloudns.net
dns53.cloudns.net
dns52.cloudns.net
dns51.cloudns.net

SOA 1

dns51.cloudns.net support.cloudns.net

TLS Certificates (2)

Common Name	Issuer	Expires
`*.gtk.org`	C=US, O=Let's Encrypt, CN=R12	Mon, 24 Aug 2026 22:35:15 +0000
`R12`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Fri, 12 Mar 2027 23:59:59 +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 gtk.org. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_e43a8c08279f14ab
Output Hash: cff6fbb4d606fa2153a623caae22d04128fd13db7099a1974c04c80c8bb4ac6f
Signature: ed25519:1794ae712f0d8688b6bce9d569682cec9fbfd08952f4149da6957b19ea32d5dc79aeb4bfd0863e672aa08217e9b446e50cdef9ba23ce05a8f27719b91b7d6c01
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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