CONTINUOUS INTERNET TELEMETRY24H DRIFT1,602 material changesacross 1,102 domains · last 24h · +795 vs yesterdayDNS DRIFT22 domains changed DNS providertop destination cloudflare.comEMAIL DRIFT2 domains switched email providertop destination hostmetro.comCERT DRIFT3 domains switched issuing CA24hNOW468 curated domains not reachable+46 vs yesterdaySITE ERRORS17,671 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 101,611 sites429 rate-limit / 403 bot-block, a posture signal

ucr.ac.cr

Observed Jul 24, 2026, 18:27 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
Runs onUniversidad de Costa Rica
Secured byGoDaddy.com
Also usesGoogle Search Console
tranco_20k
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 ucr.ac.cr. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_9332c68750962557
Output Hash
b71dd48879f5daa76a98e00605a0fc1abf78784eda98a426d333b311d71d9baa
Signature
ed25519:5563b0fac645c814e22350005c5ee7e3c9a31f04e3fd84252135d8a74ea646d3cf659c2d72aa2ba5a9168cc05ac9a9292317039310f1b06dbcd684384ada7d02
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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