cuni.cz
The domain cuni.cz answers at IP address 195.113.89.54. Mail for cuni.cz goes through 2 servers; the highest priority one is ag1.cesnet.cz. It also publishes 5 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.
A A records
- 195.113.89.54 2263s
AAAA AAAA records
- 2001:718:1e03:622::60 3600s
MX MX records
- 10 ag1.cesnet.cz 1231s
- 10 ag2.cesnet.cz 1231s
NS NS records
- david.ruk.cuni.cz 21600s
- nsa.ces.net 21600s
- golias.ruk.cuni.cz 21600s
- cuce.ruk.cuni.cz 21600s
TXT TXT records
- google-site-verification=LazYVCEv9A_edcp-AQV8RBrOcYmEyvoC1t68iOp7tSI 3600s
- google-site-verification=T4H_GYV-wpMp1W0zdIt62whR5pTIIr9HOSoS75qomrs 3600s
- apple-domain-verification=S8ZUNOXpX2OWxGom 3600s
- google-site-verification=52QIa-wnhi8U3xyitTyH9czyXoo3OkkFbqzAJW7U5HM 3600s
- 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:office2.cesnet.cz mx:is.cuni.cz include:spf.protection.outlook.com -all 3600s
SOA SOA records
- golias.ruk.cuni.cz 21600s
What each record means
- A and AAAA: the server IP address, in IPv4 and IPv6.
- MX: the servers that receive the domain mail. The number is the priority; the lowest is tried first.
- NS: the name servers, which have the final say over the domain DNS.
- TXT: free text. Mostly used for SPF, DKIM and DMARC, and to verify ownership with third parties.
- TTL: how many seconds the record may be cached before asking again.
Checked 8 hours ago.