app4.com.br

Observed Jul 25, 2026, 01:51 UTC (3d 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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Up right now

Secured bySectigo

Also usesGoogle Search Console

1 subdomain · tranco

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 app4.com.br. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/app4.com.br">
  <img src="https://domaindrift.io/badge/app4.com.br.svg"
       width="300" height="64" alt="DomainDrift signed observations for app4.com.br">
</a>

Ed25519 Receipt

Receipt ID: rcpt_55bb15f2cb0b3a70
Output Hash: 2a46418fd691e60c240a9e667d502fe86b89e0c2fae4a2f837cd2e21d0392188
Signature: ed25519:f042519d043f521eafc1db7a32955e7f07bcd28d0bea723aeaddd24513a013b7781a28c1d4a21d6f39a54979833d83f5d1923d87435a83033cf2936d76b8120c
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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