CONTINUOUS INTERNET TELEMETRY24H DRIFT1,869 material changesacross 1,365 domains · last 24h · +1,062 vs yesterdayDNS DRIFT28 domains changed DNS providertop destination cloudflare.comEMAIL DRIFT4 domains switched email providertop destination google.comCERT DRIFT4 domains switched issuing CA24hNOW479 curated domains not reachable+57 vs yesterdaySITE ERRORS18,639 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 105,178 sites429 rate-limit / 403 bot-block, a posture signal

alamedaca.gov

Observed Jul 25, 2026, 07:51 UTC (16h 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 onCloudflare
Email byMimecast
Secured byLet's Encrypt
tranco
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 alamedaca.gov. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_c68e0166c625f58f
Output Hash
6d55b68f4e5bdd93ebc9352c74bfdcded245fe8c27753f5ff42b1f90358e57ef
Signature
ed25519:623e5372e4f16afbffa57a80c04caae2f28e44f3e7f6caf835dacb7e1fc18d4b5fd61979a264a63cb8f7e4ac130136ef39457347e59cb796d63de9a00d419600
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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