Question and response
Question
dig _spf.maildata.it. TXT
Answer
_spf.maildata.it. 21600 TXT "v=spf1 ip4:94.143.153.64/26 -all"
Authority
maildata.it. 21600 NS ns1.mvmnet.com.
maildata.it. 21600 NS ns4.mvmnet-dns.eu.
maildata.it. 21600 NS ns2.mvmnet.com.
maildata.it. 21600 NS ns3.mvmnet.it.
Additional
ns1.mvmnet.com. 21600 A 94.143.154.34
ns2.mvmnet.com. 21600 A 94.143.153.34
ns3.mvmnet.it. 21600 A 213.187.11.99
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0