MX 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 n.mff.cuni.cz .
managed by the owner of n.mff.cuni.cz .
ns.ms.mff.cuni.cz
195.113.20.71
The official source of information for this domain,
managed by the owner of n.mff.cuni.cz .
managed by the owner of n.mff.cuni.cz .
ns.n.mff.cuni.cz
195.113.16.2
The official source of information for this domain,
managed by the owner of n.mff.cuni.cz .
managed by the owner of n.mff.cuni.cz .
sns.ms.mff.cuni.cz
195.113.20.77
South Africa
105.243.200.235
India
172.232.76.111
Ukraine
193.238.152.32
Brazil
200.231.34.18
Australia
203.193.193.2
Russia
213.21.48.24
Netherlands
46.30.43.62
Canada
50.21.174.242
United States of America
68.183.22.113
2a10:50c0::ad1:ff
185.228.169.168
1.0.0.1
2001:4860:4860::8844
NextDNS
2a07:a8c0::53:54e9
OpenDns
2620:119:35::35
149.112.112.112
The official source of information for this domain,
managed by the owner of n.mff.cuni.cz .
managed by the owner of n.mff.cuni.cz .
david.ruk.cuni.cz
78.128.213.242
The official source of information for this domain,
managed by the owner of n.mff.cuni.cz .
managed by the owner of n.mff.cuni.cz .
golias.ruk.cuni.cz
195.113.0.2
No MX records found