Zone apex
Start of authority
Email
Serial
20070818
Refresh
1d
Retry
2h
Expire
41d 16h
Negative cache TTL
2d
Question and response
Question
dig mx2.mcntt.ru. SOA
Answer
The response has no answer records.
Authority
mcntt.ru. 3600 SOA ns.ntt.ru. noc.mcntt.ru. 20070818 86400 7200 3600000 172800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0