Zone apex
Start of authority
Email
Serial
2017101356
Refresh
1h
Retry
30m
Expire
41d 16h
Negative cache TTL
6h
Question and response
Question
dig exchange-mx.netnames.com. SOA
Answer
The response has no answer records.
Authority
netnames.com. 21600 SOA udns1.cscdns.net. hostmaster.cscdns.net. 2017101356 3600 1800 3600000 21600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0