Zone apex
Start of authority
Email
Serial
2019072261
Refresh
8h
Retry
2h
Expire
14d
Negative cache TTL
15m
Question and response
Question
dig _sips._tcp.ces.net. SOA
Answer
The response has no answer records.
Authority
ces.net. 900 SOA nsa.cesnet.cz. hostmaster.cesnet.cz. 2019072261 28800 7200 1209600 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0