Zone apex
Start of authority
Email
Serial
1770412730
Refresh
5m
Retry
5m
Expire
21d
Negative cache TTL
5m
Question and response
Question
dig spf_a.rackspace.com. SOA
Answer
The response has no answer records.
Authority
rackspace.com. 300 SOA ns.rackspace.com. hostmaster.rackspace.com. 1770412730 300 300 1814400 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0