Question and response
Question
dig cmd.emsend1.com. TXT
Answer
cmd.emsend1.com. 3600 TXT "v=spf1 ip4:173.236.20.0/24 ip4:192.92.97.0/24 ip4:52.128.40.0/21 ip4:217.8.118.0/24 ip4:103.229.233.0/24 ~all"
Authority
emsend1.com. 3600 NS ns-1509.awsdns-60.org.
emsend1.com. 3600 NS ns-1669.awsdns-16.co.uk.
emsend1.com. 3600 NS ns-388.awsdns-48.com.
emsend1.com. 3600 NS ns-835.awsdns-40.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0