umin.ac.jp

Observed Jul 24, 2026, 19:17 UTC (15h 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.

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Not responding

Runs onThe University of Tokyo

Also usesGoogle Search Console

tranco_100k

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.

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Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for umin.ac.jp. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_261c189020c89748
Output Hash: b47d4382c94c14aa49aea66f219ef494da5394332c1eff4f870d29a4be151e5a
Signature: ed25519:dd7045f05304400134d671fe1db5beb089b1321736bf82ee6ecd41684fd47e0af1485975f4c4eb0a4147b643e8fe17ef248cb97ec6ae12a3f6c8a9f440e7df02
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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