CONTINUOUS INTERNET TELEMETRY24H DRIFT3,778 material changesacross 3,106 domains · last 24h · +1,862 vs yesterdayDNS DRIFT52 domains changed DNS providertop destination cloudflare.com · +22 vs yesterdayEMAIL DRIFT9 domains switched email providertop destination google.comCERT DRIFT19 domains switched issuing CA24h

tailieu.vn

Observed Jul 24, 2026, 19:28 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.

Up right now
Runs onVIETNAM POSTS AND TELECOMMUNICATIONS
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search Console
tranco_100k
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 tailieu.vn. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_04db182461c9f528
Output Hash
894a9624eec0c0fa8b432bb08802b1dcff6d568d863546e283492b2adf817c7b
Signature
ed25519:434df7ee611ead684057ffdbafd40570f32bb9b6d1de98e0d28b9a76e5428ab57ca6cd65e91044257c4775af982abeac2c36bf4972bfab3f0a31ae79247e9d0e
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser