SOA records not consistent
Authoritative servers are returning different records.
- This likely indicates a DNS server configuration issue.
- Records may not have propagated among authoritative servers yet.
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
105.246.156.146
Canada
159.203.63.209
India
172.232.76.111
Netherlands
185.140.209.224
Brazil
200.231.34.18
Australia
203.22.100.10
United States of America
64.18.205.228
Ukraine
91.239.232.181
94.140.14.14
2a0d:2a00:1::
2606:4700:4700::1001
8.8.4.4
NextDNS
45.90.28.66
golias.ruk.cuni.cz. postmaster.dec59.ruk.cuni.cz. 2026032609 28800 7200 604800 86400
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
Russia
217.26.29.42
No SOA records found
149.112.112.112
golias.ruk.cuni.cz. postmaster.dec59.ruk.cuni.cz. 2026032521 28800 7200 604800 86400
OpenDns
208.67.220.220
golias.ruk.cuni.cz. postmaster.dec59.ruk.cuni.cz. 2026032602 28800 7200 604800 86400