ptt.cc

Observed Jul 26, 2026, 11:24 UTC (4h 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 onNational Taiwan University

Email byGoogle (SPF sender)

Registered withNetwork Solutions, LLC

Also usesGoogle Search Console

tranco_5k

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 ptt.cc. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_7756208eebd8d8b8
Output Hash: b76aaa54c7b774df9ba10fb80f31c92f3b9b29b0aa818c211f3e08ae0205509c
Signature: ed25519:da92eff6dc896491000c0269e3c87945ae2a24491f8999e258bcd3bb631ad65a734a50bd87fde170f5a6526b57fceae74102b588d8afbeacb90dd428cd2c9704
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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