RRSIG 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 ruk.cuni.cz .
managed by the owner of ruk.cuni.cz .
cuce.ruk.cuni.cz
195.113.0.8
The official source of information for this domain,
managed by the owner of ruk.cuni.cz .
managed by the owner of ruk.cuni.cz .
david.ruk.cuni.cz
78.128.213.242
The official source of information for this domain,
managed by the owner of ruk.cuni.cz .
managed by the owner of ruk.cuni.cz .
golias.ruk.cuni.cz
195.113.0.2
The official source of information for this domain,
managed by the owner of ruk.cuni.cz .
managed by the owner of ruk.cuni.cz .
ruzenka.prf.cuni.cz
195.113.8.2
South Africa
102.33.3.160
India
172.232.76.111
Netherlands
185.140.209.224
Brazil
200.231.34.18
Australia
203.22.100.10
Ukraine
91.239.232.181
2a10:50c0::ad1:ff
2606:4700:4700::1111
8.8.4.4
NextDNS
45.90.30.66
2620:fe::fe
TXT 13 4 3600 20260404055322 20260321051222 63380 ruk.cuni.cz. 9fDi5I9EUr0T+p5SKB2uGD6Qd3AZcgWWN5avmaNULk5EDtjsB3jqLgIZo1Qop6MnQtvRqtuctwRvRna/TnE4nw==
NSEC 13 4 86400 20260407232650 20260324224644 63380 ruk.cuni.cz. K3yUHFjTiLwRI8y4wcfSgZFwoO+paHwx8h5PhCV0QvCMPY5oKNy+tX7gHNiXjlStkZVTprwKBvac4ufuQhTZ4Q==
A 13 4 86400 20260405054452 20260322051642 63380 ruk.cuni.cz. 7UJLn5IgffF5b/ocqkS4wF/vQaRR4Jg0C347EbGraet2nJTXaReeMTFbxC1KQOQOwVyWPO4kto6S407T6L3/2w==
AAAA 13 4 86400 20260405054452 20260322051642 63380 ruk.cuni.cz. Uyr+kqKLDLvEfBVqdBwftfUsYMHtLhdDlIcblLMsrkToj0v0PlVqKeISOP0quFyj3shmL5pzyd1FjIUCDPl9hg==
United States of America
208.93.196.147
Russia
217.26.29.42
2a0d:2a00:1::
OpenDns
208.67.220.220
No RRSIG records found
Canada
66.70.164.12
NSEC 13 4 86400 20260407232650 20260324224644 63380 ruk.cuni.cz. K3yUHFjTiLwRI8y4wcfSgZFwoO+paHwx8h5PhCV0QvCMPY5oKNy+tX7gHNiXjlStkZVTprwKBvac4ufuQhTZ4Q==