tut.fi

Last scanned 21h ago; the signed record is unchanged since 18d 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
Secured byHellenic Academic and Research Institutions CA
Registered toTampereen korkeakoulusäätiö sr
Also usesMicrosoft 365
1 subdomain · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT

Steady. No change on record for tut.fi 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 13

A1NS3MX3TXT4SRV1SOA1

TLS certificates 3

Issued byHellenic Academic and Research Institutions CA, Hellenic Academic and Research Institutions Cert. Authority
ExpiresFri, 20 No (83d)
Certificate nameswithheld

Subdomains 1

1 subdomain hostname 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_0ffc271adcbe6f43
Output Hash
3bd79b7e0e727c89673f7939970be9514bd2470ec6fa7dee99eb5a07640b180d
Signature
ed25519:48af446aefe64c9aec7ab7c2ed05676c4e37716dae338d39bc3d4acbc73d1f533af1f891add38e42862a016439b1b77d0f9d2b8baf878befa8cae3cc93aef906
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
CONTINUOUS INTERNET TELEMETRY24H DRIFT7,537 material changesacross 5,803 domains · 24h to ~3h ago · +3,519 vs yesterdayROTATION56 domains moved DNS from koaladns.com to magpiedns.com, 55 moved backa rotation loop, not a migration · 24hNOW562 curated domains not reachablelast probe, steadySITE ERRORS17,776 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 79,266 sites429 rate-limit / 403 bot-block, a posture signal