atomrat.cz

Observed Jul 23, 2026, 11:53 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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Up right now

Secured byLet's Encrypt

2 subdomains · tranco

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat atomrat.cz actually stands on - every host below is a signed observation

atomrat.cz

A / AAAA

81.95.110.124

unattributedserves the site

ns.web4u.czns2.web4u.cz

web4u.czanswers its DNS

in.smtp.czmx.smtp.cz

smtp.czreceives its email

TLS

2016.atomrat.cz

Let's Encryptissued its certificate

DNS Records

A 1

81.95.110.124

MX 2

50in.smtp.cz
100mx.smtp.cz

TXT 2

v=spf1 ip4:81.95.110.124 include:spf.active24.com ~all
v=DMARC1; p=reject; fo=1;rua=mailto:postmaster@atomrat.cz

NS 2

ns.web4u.cz
ns2.web4u.cz

SOA 1

ns.web4u.cz admin.web4u.cz

TLS Certificates (3)

Common Name	Issuer	Expires
`2016.atomrat.cz`	C=US, O=Let's Encrypt, CN=YR2	Sun, 18 Oct 2026 22:35:39 +0000
`YR2`	C=US, O=ISRG, CN=Root YR	Sat, 02 Sep 2028 23:59:59 +0000
`Root YR`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (2)

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 atomrat.cz. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_dabfb79c9fc37407
Output Hash: 2183cb8791afbe5c0875b70bf8bf0e74e329d59f25987869bf45e266e1af5d34
Signature: ed25519:ce30eb0545b53b7e4f50b72ad1e696933863c4a4649c1869ca56da100d7896a26712a4844995146dffcfe6adc81ae590bf7e10ddf5c27dfeb637ead551d7e801
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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