Question and response
Question
dig spf.mail.xsend4.email. TXT
Answer
spf.mail.xsend4.email. 300 TXT "v=spf1 ip4:52.1.158.128 ip4:35.168.125.249 ip4:34.231.94.79 ip4:34.206.206.132 ip4:3.233.180.209 ip4:18.205.76.150 ip4:52.70.212.135 ~all"
Authority
xsend4.email. 172800 NS ns-1137.awsdns-14.org.
xsend4.email. 172800 NS ns-1978.awsdns-55.co.uk.
xsend4.email. 172800 NS ns-65.awsdns-08.com.
xsend4.email. 172800 NS ns-853.awsdns-42.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0