opensource.org

Observed 2026-07-12T20:57:12.229Z (13h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byGoogle Workspace

Also usesGoogle Search Console

IPv6 · 6 subdomains · tranco_5k

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

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

opensource.org

A / AAAA

172.66.171.169104.20.30.152606:4700:10::ac42:aba92606:4700:10::6814:1e0f

Cloudflareserves the site

arturo.ns.cloudflare.comalice.ns.cloudflare.com

cloudflare.comanswers its DNS

alt1.aspmx.l.google.comaspmx3.googlemail.comaspmx.l.google.comalt2.aspmx.l.google.com+1 more

Google Workspacereceives its email

HTTPS probe

ok Responding normally (2xx) 200 OK

HTTP status200

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time179 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

172.66.171.169
104.20.30.15

AAAA 2

2606:4700:10::ac42:aba9
2606:4700:10::6814:1e0f

MX 5

5alt1.aspmx.l.google.com
10aspmx3.googlemail.com
1aspmx.l.google.com
5alt2.aspmx.l.google.com
10aspmx2.googlemail.com

TXT 8

google-site-verification=CZ-kPUQasutHoXWOhY4Fl8BTdviuHDXoGkjQl8RRZVg
google-site-verification=RKlvCAeipVgUFwSUrhNl0EvsEj2oq-LAYVvwCB69lIM
google-site-verification=G9VUfylR4fB8lf_0vt4fXjXBtUiAEpiaGvYNshxkW-s
v=spf1 mx include:_spf.google.com include:bounces.opensource.org ~all
google-site-verification=S3lc6L8R99COYAE0Fj2tezgoIzorofySj_e7d76fJ2g
google-gws-recovery-domain-verification=45475660
v=DMARC1; p=none;
v=DKIM1; (detected)

NS 2

arturo.ns.cloudflare.com
alice.ns.cloudflare.com

SOA 1

alice.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (0)

None.

Subdomains (6)

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

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

Ed25519 Receipt

Receipt ID: 93d42c2d-dfc9-453b-a212-c9643ef24162
Output Hash: 0ce116deb4337ba959587fb47981be9839fea84abdc45d0bdba2768b89eea53a
Signature: ed25519:7cb2afc7b4952624d28ce349a768f91761a7dd5c800939b60cfc36fe576365d96611db32b71625f81410b7e9ee99191def736e4d38ec56e449eb273e1ac1b002
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

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