universityofcalifornia.edu

Last scanned 52m ago; the signed record is unchanged since 36d ago. Every field below carries an Ed25519 signature from that last reading. Catalog observation, re-checked on rotation - watch it for 5-minute checks.

Up right now
Runs onFastly
Email byMicrosoft 365
Secured byLet's Encrypt
Also usesGoogle Search ConsoleDtmYahoo
IPv6 · 4 subdomains · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT

Steady. No change on record for universityofcalifornia.edu in the last day; this reading matches the one before it. The steady record is signed like every other reading. Watch it to catch the next move the moment it lands.

SIGNED-OUT VIEW Provider names, posture and counts are shown. The record values - every DNS answer, each subdomain hostname, raw TXT, IPs, cert names and WHOIS - are the product. Sign in for the full signed record, or use the API with a key.

DNS records 16

A1AAAA2NS2MX1TXT9SOA1

TLS certificates 3

Issued byLet's Encrypt
ExpiresThu, 22 Oc (36d)
Certificate nameswithheld

Subdomains 4

4 subdomain hostnames observed and signed - the list itself is part of the paid record.

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; the only network request the check makes is for the published public keys.

Verify this receipt
Ed25519 receiptthe raw cryptographic proof
Receipt ID
rcpt_05891334fee288d8
Output Hash
614bca54550665c35b26bfca4648893b6b5a493eea32d315e5068b3d3e6fb484
Signature
ed25519:30e590a5b575a96ba20cc53c8c053c6970f169a17ffe6dbb39645429cfa5fb2b563881753bd022ee9dc633deaa364451f4178f63a62d4447d113ee8532daf00f
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
CONTINUOUS INTERNET TELEMETRY24H DRIFT16,296 material changesacross 12,062 domains · 24h to ~80m ago · -8,368 vs yesterdayROTATION57 domains moved DNS from kirklanddc.com to koaladns.com, 37 moved backa rotation loop, not a migration · 24hNOW662 curated domains not reachablelast probe, steadySITE ERRORS17,635 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 79,952 sites429 rate-limit / 403 bot-block, a posture signal