CONTINUOUS INTERNET TELEMETRY24H DRIFT8,653 material changesacross 7,640 domains · last 24h · +3,183 vs yesterdayDNS DRIFT253 domains changed DNS providertop destination cloudflare.com · +140 vs yesterdayEMAIL DRIFT41 domains switched email providertop destination outlook.comCERT DRIFT52 domains switched issuing CA24h · +26 vs yesterdayNOW587 curated domains not reachablelast probe, steadySITE ERRORS33,150 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 145,512 sites429 rate-limit / 403 bot-block, a posture signal

arca.org.uk

Observed Jul 25, 2026, 23:07 UTC (2d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation — watch it for 5-minute checks.

Up right now
Email byMicrosoft 365
Secured bySectigo
majestic
Every line above is a signed observation. Check the math at the bottom of the page.

No payload stored for this observation.

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

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

Ed25519 Receipt

Receipt ID
rcpt_d08ce2e91f54d2af
Output Hash
1a34f3efa1f52f3e78e8d23dab73f38b7da5da81a35228c8db46aea48b93f05d
Signature
ed25519:466e84014ac853693e56075cc0c0272d229faebad46afd638fdb1a8edf363cab88ee1a00579513b12a2e98a015a3eb6f9a9721b60add8e9226fe3282891d3607
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser