Zone apex
Start of authority
Email
Serial
8
Refresh
1h
Retry
10m
Expire
7d
Negative cache TTL
30m
Question and response
Question
dig spf.oracleemaildelivery.com. SOA
Answer
spf.oracleemaildelivery.com. 3600 SOA ns1.p01.dynect.net. hostmaster.dyndns.com. 8 3600 600 604800 1800
Authority
spf.oracleemaildelivery.com. 86400 NS ns3.p01.dynect.net.
spf.oracleemaildelivery.com. 86400 NS ns1.p01.dynect.net.
spf.oracleemaildelivery.com. 86400 NS ns2.p01.dynect.net.
spf.oracleemaildelivery.com. 86400 NS ns4.p01.dynect.net.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0