Question and response
Question
dig spfgeneral.zixcorp.com. NSEC3
Answer
The response has no answer records.
Authority
zixcorp.com. 300 SOA ns01.zixcorp.com. noc.zixcorp.com. 2026030201 3600 300 2419200 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0