vitalsource.com

Observed Jul 24, 2026, 18:16 UTC (11h 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.

Verify this receipt yourself + Watch this domain

Up right now

Runs onCloudflare

Email byMicrosoft 365

Secured byGoogle Trust Services

Registered withGoDaddy.com, LLC

Also uses1PasswordFacebook/MetaGoogle Search Console

IPv6 · 1 subdomain · 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.

Verify this receipt

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

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

Ed25519 Receipt

Receipt ID: rcpt_8545b9458377bcb6
Output Hash: 7c837fe4c72be4638c3e3f60cb9a4986cdd5ae92e4708e97d3d0fb5f2aeba3f7
Signature: ed25519:5c00155368d23a4c8e5e5013e89c1c7cd3bb4515fdb59cdff9c6d6e95bba90dacc907f9bda1ccec2582d35b474f8c0553ba59d8874c6ecb95d28a59073d4710a
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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Permalink: https://domaindrift.io/t/vitalsource.com