Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
10m
Expire
14d
Negative cache TTL
5m
Question and response
Question
dig RT-DC.ru. SOA
Answer
RT-DC.ru. 300 SOA ns1.ngenix-dns.net. noc.ngenix.net. 1 7200 600 1209600 300
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1024, xrcode 0, version 0, flags 0