cpa.ca

Last scanned 18h ago; the signed record is unchanged since 5d ago. Every field below carries an Ed25519 signature from that last reading. Catalog observation, re-checked on rotation - watch it for 5-minute checks.

Up right now
Runs onAmazon
Email byMicrosoft 365
Secured byLet's Encrypt
Registered toCanadian Association
Registered withRebel.ca Corp.
1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT

Steady. No change on record for cpa.ca in the last day; this reading matches the one before it. The steady record is signed like every other reading. Watch it to catch the next move the moment it lands.

SIGNED-OUT VIEW Provider names, posture and counts are shown. The record values - every DNS answer, each subdomain hostname, raw TXT, IPs, cert names and WHOIS - are the product. Sign in for the full signed record, or use the API with a key.

DNS records 13

A1NS4MX1TXT6SOA1

TLS certificates 3

Issued byLet's Encrypt
ExpiresMon, 28 Se (32d)
Certificate nameswithheld

Subdomains 1

1 subdomain hostname observed and signed - the list itself is part of the paid record.

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; the only network request the check makes is for the published public keys.

Verify this receipt
Ed25519 receiptthe raw cryptographic proof
Receipt ID
rcpt_3d6dd521eb559967
Output Hash
203179d36f610bfd4647de907fa4aa74ac80973786d949b892c4b06e6c96263e
Signature
ed25519:b25a05ed64ee06a90255a1e38a8d762a604c0c21b5f3b5da914df58bb38501144842cd98d127b8b9ac546765aaeaf63cae48e890e12566db9b04b2fcca2acc0d
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
CONTINUOUS INTERNET TELEMETRY24H DRIFT25,383 material changesacross 16,249 domains · 24h to ~3h agoROTATION54 domains moved DNS from koaladns.com to magpiedns.com, 45 moved backa rotation loop, not a migration · 24hREGISTRAR DRIFT3 changed registrar24hNOW558 curated domains not reachable+34 vs yesterdaySITE ERRORS17,814 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 78,677 sites429 rate-limit / 403 bot-block, a posture signal