CONTINUOUS INTERNET TELEMETRY24H DRIFT5,947 material changesacross 5,688 domains · last 24h · +477 vs yesterdayDNS DRIFT173 domains changed DNS providertop destination parity.domains · +60 vs yesterdayEMAIL DRIFT18 domains switched email providertop destination h-email.netCERT DRIFT30 domains switched issuing CA24h · +4 vs yesterdayNOW574 curated domains not reachablelast probe, steadySITE ERRORS30,974 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 140,563 sites429 rate-limit / 403 bot-block, a posture signal

ars-certification.com

Observed Jul 25, 2026, 23:07 UTC (1d 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
Secured bySectigo
1 subdomain · 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 ars-certification.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_839eb2ae085a29ea
Output Hash
15e99a41c3697f3d9eb1e52828d3417f5bd43848ed8c5e77410b44b3ee50f829
Signature
ed25519:11189c91bfbd324bce1e7520989aa250e5fe7c6d717cb5be3fdef4a1ed7af227f2fb84480477a91492230523327f68b9799cccafe92d4f06703eec487368d10a
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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