optus.com.au

Observed Jul 24, 2026, 17:47 UTC (2d 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 onAkamai International B.V

Email byMimecast

Secured byLet's Encrypt

Also usesAtlassianGoogle Search ConsoleFacebook/MetaDocuSign

telecom

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 optus.com.au. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_9109a802a98ba5ac
Output Hash: 607ab1939f00e5720de3020e4c12fa81493229c4846d31bca42e386355aec745
Signature: ed25519:9833a8dbc153f0c51e626630aea34423d14d920452614c0524e1214ea2c8c0cd82c2a229b5cfb735d58df1b4c1ad327dc67b8622cefcfd878d179e4af26b5c07
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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