DOMAINS CHANGES SERVICES CERTS API

cuni.cz

Observed 2026-06-15T06:59:45.404Z (11h ago). Every field below was attested with an Ed25519 signature at scan time.

Don't trust this page — check the math. Verification runs entirely in your browser. Nothing leaves your machine.

Verify this receipt

Ed25519 Receipt

Receipt ID
af9afb84-0de4-4c93-a828-f2a0ab5bf977
Output Hash
60c30dd440bfc2739ced32afecd18cd2254fdda1834a5d4f3afb4b3c1727938e
Signature
ed25519:fcbcd7739b4691fe30d3b7718b60e3d140ea597ed59bbc6053fdff6485cbde64380be953a5771ed7a90c17b2b4c14fe6574b54c04f0981f39be62e5d34a34c05
Public Key
ed25519:1aafb422ddb6beba51f7cabe4ce1c400d51da23b2ec829bd74c9f89bb99801da
Parent
(genesis)
Plane
fast
Verify this in your browser

DNS Records

A 1

  • 195.113.89.54

AAAA 1

  • 2001:718:1e03:622::60

MX 2

  • {"priority":10,"exchange":"ag2.cesnet.cz"}
  • {"priority":10,"exchange":"ag1.cesnet.cz"}

TXT 7

  • google-site-verification=52QIa-wnhi8U3xyitTyH9czyXoo3OkkFbqzAJW7U5HM
  • google-site-verification=LazYVCEv9A_edcp-AQV8RBrOcYmEyvoC1t68iOp7tSI
  • google-site-verification=T4H_GYV-wpMp1W0zdIt62whR5pTIIr9HOSoS75qomrs
  • apple-domain-verification=S8ZUNOXpX2OWxGom
  • v=spf1 ip6:2001:718:1e03:4::16 a:out.ruk.cuni.cz a:dec59.ruk.cuni.cz a:golias.ruk.cuni.cz a:igraine.lfhk.cuni.cz a:dec52.lf1.cuni.cz a:office2.cesnet.cz mx:is.cuni.cz include:spf.protection.outlook.com -all
  • v=DMARC1; p=quarantine; sp=none; rua=mailto:postmaster-dmarc@cuni.cz
  • v=DNSSEC1; (detected)

NS 4

  • nsa.ces.net
  • david.ruk.cuni.cz
  • cuce.ruk.cuni.cz
  • golias.ruk.cuni.cz

SOA 1

  • {"mname":"golias.ruk.cuni.cz","rname":"postmaster.dec59.ruk.cuni.cz","serial":2026061248}

CAA 4

  • {"flags":0,"tag":"issue","value":"harica.gr"}
  • {"flags":0,"tag":"issue","value":"letsencrypt.org"}
  • {"flags":0,"tag":"issue","value":"digicert.com"}
  • {"flags":0,"tag":"iodef","value":"mailto:tcs@cuni.cz"}

TLS Certificates (0)

None.

Subdomains (6)