"v=spf1 a mx ptr ip4:101.0.4.0/22 ip4:103.12.28.0/22 ~all"
Question and response
Question
dig smtp.universal.net.id. SPF
Answer
smtp.universal.net.id. 3600 SPF "v=spf1 a mx ptr ip4:101.0.4.0/22 ip4:103.12.28.0/22 ~all"
Authority
universal.net.id. 14400 NS ns2.universal.net.id.
universal.net.id. 14400 NS ns1.universal.net.id.
universal.net.id. 14400 NS ns3.universal.net.id.
Additional
ns1.universal.net.id. 14400 A 101.0.6.87
ns2.universal.net.id. 14400 A 101.0.6.88
ns3.universal.net.id. 14400 A 101.0.4.34
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0