Question and response
Question
dig spf.mxthunder.com. TXT
Answer
spf.mxthunder.com. 900 TXT "v=spf1 ip4:208.53.48.0/24 ip4:108.60.195.192/27 ip4:209.41.68.0/24 ip4:209.105.224.160/27 ip4:108.166.161.224/27 ip4:216.172.106.0/26 ip4:50.116.8.174/32 ip4:173.255.209.246/32 ip4:69.164.197.115/32 ip4:45.33.119.18/32 ~all"
Authority
spf.mxthunder.com. 172800 NS ns.dnsbox.net.
spf.mxthunder.com. 172800 NS ns2.dnsbox.net.
Additional
ns.dnsbox.net. 900 A 208.53.48.154
ns2.dnsbox.net. 900 A 45.79.100.232
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0