fsfe.org

Observed Jul 18, 2026, 14:01 UTC (23h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

IPv6 · 12 subdomains · tranco_40k

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

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

fsfe.org

A / AAAA

213.95.165.5431.24.147.872001:780:215:1::542a02:16d0:1004:5a00:f5f3::87

Cloudflareserves the site

geoffroy.fsfeurope.orgtennant.fsfeurope.org

fsfeurope.organswers its DNS

mail2.fsfe.orgmail3.fsfe.org

fsfe.orgreceives its email

HTTPS probe

ok Responding normally (2xx) 200 OK

HTTP status200

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time1143 ms

DNS resolutionNOERROR

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

A 2

213.95.165.54
31.24.147.87

AAAA 2

2001:780:215:1::54
2a02:16d0:1004:5a00:f5f3::87

MX 2

5mail2.fsfe.org
20mail3.fsfe.org

TXT 2

v=spf1 mx ip4:217.69.89.128/26 ip4:188.172.205.112/28 ip4:213.95.165.48/28 ip4:31.24.147.80/28 ip4:142.132.236.94/32 ip6:2001:aa8:ffed::/48 ip6:2a00:11c0:d:1::/64 ip6:2001:780:215:1::/64 ip6:2a02:16d0:1004:5a00::/56 ip6:2a01:4f8:c17:f631::1/128 -all
v=DMARC1; p=none

NS 2

geoffroy.fsfeurope.org
tennant.fsfeurope.org

SOA 1

tennant.fsfeurope.org hostmaster.fsfeurope.org

CAA 3

iodef mailto:admin@fsfe.org
issue letsencrypt.org
issuewild letsencrypt.org

TLS Certificates (0)

None.

Subdomains (12)

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

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

Ed25519 Receipt

Receipt ID: f72595d2-6280-41a3-81a3-e848db84c4fd
Output Hash: d01cd6102227dee10e041fd8228ab47cd2af8e34ac750e43b9a1d3c2156d07e4
Signature: ed25519:9fce165e9729ae1dd07a73cab0ca731091129b5fe65bf7c4d154c9dafa09101b0bdba48db7c0e6c9adcce8794d8f4500a0ad81e1ef2b1c1745b96f85c0b2b80b
Public Key: ed25519:7aad40f2d6399c207fe2fc15aade04a78324787a355d36725cc90687f9e10cff
Parent: (genesis)
Plane: fast

Verify this in your browser

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