gtk.org

Observed Jul 18, 2026, 13:59 UTC (2d ago). Every field below was attested with an Ed25519 signature at scan time.

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

151.101.129.91151.101.1.91151.101.65.91151.101.193.91+4 more

Fastlyserves the site

dns51.cloudns.netdns52.cloudns.netdns54.cloudns.netdns53.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

151.101.129.91
151.101.1.91
151.101.65.91
151.101.193.91

AAAA 4

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

MX 1

10smtp.gnome.org

NS 4

dns51.cloudns.net
dns52.cloudns.net
dns54.cloudns.net
dns53.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: bcdb2f49-f533-4992-8631-8901ae187755
Output Hash: cdef2d7491a0c32d977d0eb652b550c3b9ebd68cc69851eea0d030b56318e406
Signature: ed25519:34edbfa00bafe7df821ed08b7c7c5eaad30628e3f7a8e8ba710595e0fc45a175aceb04424bcc57ef7aa1b409b842bf0584d5703dc79e42e73dd1d5c91083660c
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

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