smtp-out-2.prt.tiscali.it has no MX records.
Question and response
Question
dig smtp-out-2.prt.tiscali.it. MX
Answer
The response has no answer records.
Authority
prt.tiscali.it. 43200 SOA barakus.dns.tiscali.it. nsadmin.it.tiscali.com. 2025112004 86400 3600 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0