cd.cz

Observed Jul 22, 2026, 01:27 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.

Verify this receipt yourself + Watch this domain

Up right now

Runs onCD-Telematika a.s

Secured byDigiCert

Also usesGoogle Search Console

2 subdomains · tranco_100k

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

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

cd.cz

A / AAAA

82.117.140.29

CD-Telematika a.sserves the site

ns1.cdt.czns2.cdt.cz

cdt.czanswers its DNS

smtp.cdtnet.cz

cdtnet.czreceives its email

TLS

www.cd.cz

DigiCert Incissued its certificate

DNS Records

A 1

82.117.140.29

MX 1

10smtp.cdtnet.cz

TXT 9

MS=ms36169739
_5p9zemfmem9ijksfle8p2y80yevwmr4
_8x2xd9pcpqqxbizmws6fw2mgy3xaovx
apple-domain-verification=bRoQzkjgDESNM0T9
google-site-verification=skgyoiTmEfeo19u4ka-JwWxBEwQQ7oZ5zNXBo5FCGho
DiiUyylMi0kRV3zKR7l2CogWEF6pY0gwMkXDssxGrqKiseb/RE9zm63uFri0aBP/cyBuqHq0/GponcYJ8AiAXQ==
cisco-ci-domain-verification=4ef209873d8bec712c913e606a9deffabce2851665d92eb12aef682ea52a0c7d
v=spf1 ip4:82.117.128.37/32 ip4:81.19.46.20/32 ip4:81.19.46.25/32 ip4:81.19.46.4/32 ip4:82.117.145.75/32 a:smtp.cdtnet.cz mx include:spf.protection.outlook.com -all
v=DMARC1; p=none; sp=none;

NS 2

ns1.cdt.cz
ns2.cdt.cz

SOA 1

ns1.cdt.cz hostmaster.cdt.cz

TLS Certificates (3)

Common Name	Issuer	Expires
`www.cd.cz`	C=US, O=DigiCert Inc, CN=GeoTrust EV RSA CA G2	Wed, 27 Jan 2027 23:59:59 +0000
`GeoTrust EV RSA CA G2`	C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=DigiCert Global Root G2	Tue, 02 Jul 2030 12:42:57 +0000
`DigiCert Global Root G2`	C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=DigiCert Global Root G2	Fri, 15 Jan 2038 12:00:00 +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 cd.cz. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_3dfef37a65498a73
Output Hash: 791b15a62bdb68adee45def8fae00baa73bb6879e3ca3270c161285edf45cf05
Signature: ed25519:9c0a60c28a5589ae4711d7ac27db6fdfde02b9fa7cdabe4c51dfd19b6889b717daa3ae1773151ee22397d135da6f62c23ce34cf99f871d28e7d5f8ac0f4daa01
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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