Zone apex
Start of authority
Email
Serial
1276145799
Refresh
4h
Retry
2h
Expire
28d
Negative cache TTL
1h
Question and response
Question
dig _spfblock2.newsletter.ie. SOA
Answer
The response has no answer records.
Authority
newsletter.ie. 3600 SOA ns1.blacknight.com. hostmaster.blacknight.com. 1276145799 14400 7200 2419200 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0