Question and response
Question
dig spf.mailserver.it. TXT
Answer
spf.mailserver.it. 86400 TXT "v=spf1 ip4:212.97.32.64/27 ip4:212.97.35.90 -all"
Authority
mailserver.it. 86400 NS ns2.kpnqwest.it.
mailserver.it. 86400 NS ns.kpnqwest.it.
Additional
ns.kpnqwest.it. 86400 A 212.97.32.3
ns2.kpnqwest.it. 86400 A 94.141.24.93
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0