CONTINUOUS INTERNET TELEMETRY24H DRIFT6,171 material changesacross 5,865 domains · last 24h · +701 vs yesterdayDNS DRIFT190 domains changed DNS providertop destination parity.domains · +77 vs yesterdayEMAIL DRIFT19 domains switched email providertop destination h-email.netCERT DRIFT27 domains switched issuing CA24h · +1 vs yesterdayNOW579 curated domains not reachablelast probe, steadySITE ERRORS31,455 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 141,537 sites429 rate-limit / 403 bot-block, a posture signal

arduinostudy.com

Observed Jul 26, 2026, 21:31 UTC (15h 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.

Not responding
Secured byGoogle Trust Services
IPv6 · 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 arduinostudy.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_a8d5f4b1fea226ba
Output Hash
39a9077b7fd6bb6fb12366aa8103b53f7089dbd8f00ab157e9aa74bc834e9e3f
Signature
ed25519:9924b696c0f61dfeb3b635c4c89863f02d3b86803ef293718bb36bf28c2f1ecae7eadf8526d3e20e024eaa5df791b2bfc5c1a99b235e7464ada4a6c6f6d5df0d
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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