karlov.mff.cuni.cz DNS records

A IPv4 address
1h
karlov.mff.cuni.cz has no A records.
AAAA IPv6 address
1h
karlov.mff.cuni.cz has no AAAA records.
CNAME Canonical name
Apex domains cannot have CNAME records.
TXT Human readable text
1h
SPF
Sender policy
v=spf1 include:spf.protection.outlook.com -all
Microsoft
Domain verification
MS=18FCBA19E6B811F5D4945D9BC25C36CBF7A5B496
MX Mail server
1h
karlov-mff-cuni-cz.mail.protection.outlook.com 0 Primary
Microsoft 365
NS Authoritative DNS server
1h
david.ruk.cuni.cz
golias.ruk.cuni.cz
jay.karlov.mff.cuni.cz
owl.karlov.mff.cuni.cz
SOA Start of authority
1h
Zone apex
Start of authority
Email
[email protected]
Serial
2026032504
Refresh
1h
Retry
45m
Expire
28d
Negative cache TTL
2h

Other record types

A AAAA AFSDB APL AXFR CAA CDNSKEY CDS CERT CNAME CSYNC DHCID DLV DNAME DNSKEY DS EUI48 EUI64 HINFO HIP HTTPS IPSECKEY IXFR KEY KX LOC MX NAPTR NS NSEC3 NSEC3PARAM NSEC NXT OPENPGPKEY OPT PTR RP RRSIG SIG SMIMEA SOA SPF SSHFP SVCB SRV TA TKEY TLSA TSIG TXT URI ZONEMD