opensource.com

Observed 2026-07-16T20:35:06.877Z (17h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Registered withNom-iq Ltd. dba COM LAUDE

Also usesGoogle Search Console

IPv6 · 9 subdomains · tranco_20k

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

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

opensource.com

A / AAAA

23.211.124.20423.211.124.2062600:1405:7400:1d::17c2:7f312600:1405:7400:1d::17c2:7f49

Cloudflareserves the site

dns2.p01.nsone.netdns4.p01.nsone.netdns1.p01.nsone.netdns3.p01.nsone.net

nsone.netanswers its DNS

mx1.redhat.commx2.redhat.com

redhat.comreceives its email

HTTPS probe

ok Responding normally (2xx) 200 OK

HTTP status200

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time240 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

23.211.124.204
23.211.124.206

AAAA 2

2600:1405:7400:1d::17c2:7f31
2600:1405:7400:1d::17c2:7f49

MX 2

10mx1.redhat.com
20mx2.redhat.com

TXT 3

google-site-verification=X28eGinKFncUAc3Z2eE3MPs3JPzYsfmhC2HNu78IY-8
v=spf1 mx ip4:66.187.233.33 ip4:66.187.233.34 ip4:209.132.183.28 include:_netblocks.eloqua.com include:us._netblocks.mimecast.com -all
v=DMARC1; p=reject; rua=mailto:dmarc-rua@redhat.com; sp=none; ri=86400

NS 4

dns2.p01.nsone.net
dns4.p01.nsone.net
dns1.p01.nsone.net
dns3.p01.nsone.net

SOA 1

dns1.p01.nsone.net hostmaster.nsone.net

TLS Certificates (0)

None.

Subdomains (9)

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

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

Ed25519 Receipt

Receipt ID: b7c161c9-4987-49eb-acac-0adbe5f1bca8
Output Hash: 158e3e433a2546a7616d7237d1d2be78d39c97b012db9eef76c09451a14f2e95
Signature: ed25519:d317b413eb250d6ada9f6cca14b4f9267ccb37b5b0d9da8609bb437a33bbf0e4d69c25017b1954a66650679907684e274262bddb0c2b0f89ed54befdbd5c8f02
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

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