astm.org

Observed Jul 24, 2026, 18:12 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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Guarded by a firewall

Secured byDigiCert

Registered withCSC Corporate Domains, Inc.

Also usesGoogle Search ConsoleAtlassian

IPv6 · 6 subdomains · tranco_20k

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 astm.org. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_2e1f3e573aded8c7
Output Hash: bf42a60aeb06e576adcdab6f8b49df85b5276be7857a591e9427f8975dde8caf
Signature: ed25519:2525699efb4ccecd4a78df82db7474ac509b7bf3d19c81921737d161f523f4e5fcb4bf166d96299403136a4761c03154a5ca553edfb59263f97644e4699e270f
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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Permalink: https://domaindrift.io/t/astm.org