Question and response
Question
dig _spf.anpdm.com. TXT
Answer
_spf.anpdm.com. 3600 TXT "v=spf1 ip4:91.227.208.0/24 ip4:185.64.72.0/24 ip4:185.64.73.0/24 ip4:185.64.74.0/24 ip4:52.17.51.198 -all"
Authority
anpdm.com. 172800 NS ns-100.awsdns-12.com.
anpdm.com. 172800 NS ns-1425.awsdns-50.org.
anpdm.com. 172800 NS ns-1632.awsdns-12.co.uk.
anpdm.com. 172800 NS ns-662.awsdns-18.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0