AAAA records not consistent
Authoritative servers are returning different records.
- This is normal for AAAA records — they can be geo- or round-robin load-balanced.
- If this is not intentional, check your DNS server configuration.
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 cuni.cz .
managed by the owner of cuni.cz .
cuce.ruk.cuni.cz
195.113.0.8
The official source of information for this domain,
managed by the owner of cuni.cz .
managed by the owner of cuni.cz .
david.ruk.cuni.cz
78.128.213.242
The official source of information for this domain,
managed by the owner of cuni.cz .
managed by the owner of cuni.cz .
golias.ruk.cuni.cz
195.113.0.2
South Africa
105.246.182.151
Australia
123.100.147.201
United States of America
162.243.12.37
India
172.232.76.111
Brazil
200.231.34.18
Netherlands
46.166.143.59
Canada
50.21.174.242
Ukraine
91.224.10.88
Russia
94.31.184.151
2a10:50c0::ad1:ff
2a0d:2a00:2::
1.1.1.1
8.8.8.8
NextDNS
45.90.30.66
OpenDns
2620:119:53::53
2620:fe::fe
The official source of information for this domain,
managed by the owner of cuni.cz .
managed by the owner of cuni.cz .
nsa.ces.net
195.113.144.205
No AAAA records found