NS records not consistent
Authoritative servers agree, but not all other servers have updated yet.
- Recently moved this domain to another DNS server? Check the NS records .
- Some servers may have cached older records - wait for their TTLs to expire.
DNS server
TTL
Time To Live
The amount of time a DNS record is cached for.
Records returned by these servers
The official source of information for this domain,
managed by the owner of karlov.mff.cuni.cz .
managed by the owner of karlov.mff.cuni.cz .
david.ruk.cuni.cz
78.128.213.242
The official source of information for this domain,
managed by the owner of karlov.mff.cuni.cz .
managed by the owner of karlov.mff.cuni.cz .
golias.ruk.cuni.cz
195.113.0.2
The official source of information for this domain,
managed by the owner of karlov.mff.cuni.cz .
managed by the owner of karlov.mff.cuni.cz .
jay.karlov.mff.cuni.cz
195.113.27.66
The official source of information for this domain,
managed by the owner of karlov.mff.cuni.cz .
managed by the owner of karlov.mff.cuni.cz .
owl.karlov.mff.cuni.cz
195.113.27.87
The server manages the
mff.cuni.cz
zone,
which is the parent zone of this domain.
which is the parent zone of this domain.
ns.ms.mff.cuni.cz
Delegating server
195.113.20.71
The server manages the
mff.cuni.cz
zone,
which is the parent zone of this domain.
which is the parent zone of this domain.
ns.n.mff.cuni.cz
Delegating server
195.113.16.2
The server manages the
mff.cuni.cz
zone,
which is the parent zone of this domain.
which is the parent zone of this domain.
sns.ms.mff.cuni.cz
Delegating server
195.113.20.77
South Africa
105.243.205.120
United States of America
162.243.12.37
India
172.232.76.111
Russia
185.125.56.141
Brazil
200.231.34.18
Netherlands
212.34.139.145
Australia
218.33.76.54
Canada
50.21.174.242
Ukraine
77.120.169.40
2a10:50c0::ad1:ff
185.228.168.168
8.8.8.8
NextDNS
2a07:a8c1::53:54e9
OpenDns
208.67.222.222
2620:fe::fe
1.0.0.1
No NS records found