signal.com

Observed 2026-07-12T17:52:25.587Z (11h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Registered withTucows Domains Inc.

96 subdomains · cybersecurity_expanded

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

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

signal.com

A / AAAA

50.16.218.27

Cloudflareserves the site

ns1.digimedia.comns2.digimedia.com

digimedia.comanswers its DNS

0.0.0.0

unattributedreceives its email

HTTPS probe

redirect Redirecting (3xx) 302 → http://www.signal.com/

HTTP status302

Servercloudflare

TLS protocolHTTP/3

TLS issuernot observed

Behind Cloudflareyes

Response time409 ms

DNS resolutionNOERROR

Redirect chain

http://www.signal.com/

MCP This domain advertises an AI service endpoint at _mcp._tcp.

v=spf1 -all

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

DNS Records

A 1

50.16.218.27

MX 1

10000.0.0.0

TXT 4

v=spf1 -all
v=DMARC1;p=reject;sp=reject;pct=100;aspf=s
v=DKIM1; (detected)
v=spf1 -all

NS 2

ns1.digimedia.com
ns2.digimedia.com

SOA 1

ns1.digimedia.com dns.digimedia.com

TLS Certificates (0)

None.

Subdomains (96)

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

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

Ed25519 Receipt

Receipt ID: bce6e3e2-7f4c-4461-bd42-2a5505ec6522
Output Hash: 784f37317170f5a576fc04193e772ae0445bf3cde727693baa6f0783542bbdd3
Signature: ed25519:fdb22814d29a9349821758df850204629a5282175874a1e6cb4924dbb3f367cab62f9173360dfd6dec04e1e65697d2440a6b7409371a97df1623e2374ca08001
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

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