ustb.edu.cn
Last scanned 11h ago; the signed record is unchanged since 9d ago. Every field below carries an Ed25519 signature from that last reading. Catalog observation, re-checked on rotation - watch it for 5-minute checks.
Not responding
Runs onChina Education and Research Network Center
Secured bysslTrus
Also usesAdobeMicrosoft 365
Adobe
Microsoft 365tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT
Steady. No change on record for ustb.edu.cn 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 9
A1NS3MX1TXT3SOA1
TLS certificates 3
Issued bysslTrus, The USERTRUST Network, Sectigo
ExpiresTue, 09 Fe (173d)
Certificate nameswithheld
Subdomains 0
None observed.
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 receiptEd25519 receiptthe raw cryptographic proof
- Receipt ID
rcpt_9fe710b53f9191cb- Output Hash
def7260708a7b7168969cd372ea3eb44b18d58592707f0b98dc6f48483af0ce5- Signature
ed25519:fafb250a269a5f23005408a467e3aa7d8af240493d7ab173af9892a7dacb99b63897844248b3654df3db069680326e7073f220b155955c066c121ba322d2070f- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast