Question and response
Question
dig realsender.com. TXT
Answer
realsender.com. 300 TXT "v=spf1 a:lilium.realsender.com ip4:216.154.213.156 -all"
Authority
realsender.com. 172800 NS ns-1002.awsdns-61.net.
realsender.com. 172800 NS ns-1141.awsdns-14.org.
realsender.com. 172800 NS ns-1745.awsdns-26.co.uk.
realsender.com. 172800 NS ns-346.awsdns-43.com.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0