Zone apex
Start of authority
Email
Serial
2026032501
Refresh
1h
Retry
10m
Expire
40d
Negative cache TTL
1h
Question and response
Question
dig _sip._udp.asu.cas.cz. SOA
Answer
The response has no answer records.
Authority
asu.cas.cz. 3600 SOA centos.asu.cas.cz. root.centos.asu.cas.cz. 2026032501 3600 600 3456000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0