Question and response
Question
dig mail.cp20.com. TXT
Answer
mail.cp20.com. 86400 TXT "v=spf1 a ip4:216.24.224.0/20 -all"
Authority
cp20.com. 172800 NS ns-1321.awsdns-37.org.
cp20.com. 172800 NS ns-1797.awsdns-32.co.uk.
cp20.com. 172800 NS ns-389.awsdns-48.com.
cp20.com. 172800 NS ns-640.awsdns-16.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0