Question and response
Question
dig _spf.spin.it. TXT
Answer
_spf.spin.it. 86400 TXT "v=spf1 ip4:79.143.126.192/26 ~all"
Authority
spin.it. 86400 NS down.spin.it.
spin.it. 86400 NS up.spin.it.
spin.it. 86400 NS strange.as6734.net.
Additional
up.spin.it. 86400 A 79.143.126.250
down.spin.it. 86400 A 79.143.126.251
strange.as6734.net. 86400 A 82.193.34.154
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0