CONTINUOUS INTERNET TELEMETRY24H DRIFT2,728 material changesacross 2,252 domains · last 24h · +812 vs yesterdayDNS DRIFT43 domains changed DNS providertop destination cloudflare.com · +13 vs yesterdayEMAIL DRIFT9 domains switched email providertop destination google.comCERT DRIFT11 domains switched issuing CA24hNOW518 curated domains not reachable+39 vs yesterdaySITE ERRORS28,012 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 136,518 sites429 rate-limit / 403 bot-block, a posture signal

uspreventiveservicestaskforce.org

Observed Jul 25, 2026, 16:13 UTC (19h 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
Runs onU.S. Dept. of Health and Human Services
Secured byAmazon
Registered withAmazon Registrar, Inc.
IPv6 · 2 subdomains · tranco_40k
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 uspreventiveservicestaskforce.org. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_d53532d66ecc8500
Output Hash
413a4894ec1b00fd9db04cb38aa980b8746b564ca2976616bf1a53dad066a92b
Signature
ed25519:20a551fcb857b75d5ee5f9d373f33397b166d88e8b82bd4e85f55b5ace0befbee9e185006f1c0d06c0edd13095095dc04c941ac9931bc272cd76b53ab9f75101
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser