Zone apex
Start of authority
Email
Serial
2018062819
Refresh
1h
Retry
20m
Expire
1h
Negative cache TTL
6m
Question and response
Question
dig alibabacloud.com. SOA
Answer
alibabacloud.com. 1200 SOA ns3.aliyun.com. hostmaster.alibabadns.com. 2018062819 3600 1200 3600 360
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0