Zone apex
Start of authority
Email
Serial
20292011
Refresh
2h
Retry
30m
Expire
14d
Negative cache TTL
1m
Question and response
Question
dig sgmail100.mail.163.com. SOA
Answer
The response has no answer records.
Authority
163.com. 60 SOA ns4.nease.net. admin.nease.net. 20292011 7200 1800 1209600 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0