Question and response
Question
dig spf.linuxpl.com. NSEC
Answer
The response has no answer records.
Authority
spf.linuxpl.com. 300 SOA dns.linuxpl.com. hostmaster.spf.linuxpl.com. 2024121700 300 3600 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0