Zone apex
Start of authority
Email
Serial
2014137788
Refresh
11h 6m 40s
Retry
2h
Expire
7d
Negative cache TTL
1d
Question and response
Question
dig mx-n.mailbox.org. SOA
Answer
The response has no answer records.
Authority
mailbox.org. 900 SOA ns.jpberlin.de. root.jpberlin.de. 2014137788 40000 7200 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0