Question and response
Question
dig a124-235.smtp-out.amazonses.com. TXT
Answer
a124-235.smtp-out.amazonses.com. 3600 TXT "v=spf1 ip4:54.240.124.235 -all"
Authority
smtp-out.amazonses.com. 172800 NS ns-1208.awsdns-23.org.
smtp-out.amazonses.com. 172800 NS ns-1872.awsdns-42.co.uk.
smtp-out.amazonses.com. 172800 NS ns-298.awsdns-37.com.
smtp-out.amazonses.com. 172800 NS ns-919.awsdns-50.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0