Question and response
Question
dig h.spf.avature.net. TXT
Answer
h.spf.avature.net. 300 TXT "v=spf1 ip4:74.217.56.137/32 ip4:74.217.56.139/32 ip4:74.217.56.140/32 ip4:74.217.56.141/32 ip4:74.217.56.142/32 ip4:74.217.56.143/32 ip4:74.217.56.145/32 ip4:74.217.56.147/32 ip4:74.217.56.148/32 ip4:74.217.56.156/32 ip4:74.217.56.157/32 -all"
Authority
spf.avature.net. 172800 NS ns-1453.awsdns-53.org.
spf.avature.net. 172800 NS ns-1699.awsdns-20.co.uk.
spf.avature.net. 172800 NS ns-454.awsdns-56.com.
spf.avature.net. 172800 NS ns-855.awsdns-42.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0