cloudflare.dev

Observed 2026-07-12T08:16:58.889Z (15h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

IPv6 · 96 subdomains · tranco_40k

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

INFRASTRUCTURE MAPwhat cloudflare.dev actually stands on - every host below is a signed observation

cloudflare.dev

A / AAAA

172.67.221.237104.21.54.62606:4700:3035::6815:36062606:4700:3036::ac43:dded

Cloudflareserves the site

thomas.ns.cloudflare.comvita.ns.cloudflare.com

cloudflare.comanswers its DNS

HTTPS probe

redirect Redirecting (3xx) 301 → https://developers.cloudflare.com

HTTP status301

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time6 ms

DNS resolutionNOERROR

Redirect chain

https://developers.cloudflare.com

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

v=spf1 ip4:199.15.212.0/22 ip4:173.245.48.0/20 include:_spf.google.com include:spf1.mcsv.net include:spf.mandrillapp.com include:mail.zendesk.com include:stspg-customer.com include:_spf.salesforce.com -all

ZOOM_verify_7LFBvOO9SIigypFG2xRlMA canva-site-verification=oOyaVnHC-OiFoR1BPvetNA _wkjc0fot0d7qrvrdt78bxkj2e2o67d2

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

DNS Records

A 2

172.67.221.237
104.21.54.6

AAAA 2

2606:4700:3035::6815:3606
2606:4700:3036::ac43:dded

TXT 1

v=DNSSEC1; (detected)

NS 2

thomas.ns.cloudflare.com
vita.ns.cloudflare.com

SOA 1

thomas.ns.cloudflare.com dns.cloudflare.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 Connor observes and signs for cloudflare.dev. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: 7846ad7c-94b4-4a8d-a9fa-e74db975d051
Output Hash: 8571fc52acf1f17952e30e1bb41060962813df7702f8dd3ed7c293b70e9e7de9
Signature: ed25519:1237195638971f65b4776f173522f690a310d356ef446845e7fcace1ea21cbea136f40cbd381e842feae1b97798c6357f9d19498c17b9f5f48e4ca54cb15b700
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

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