Question and response
Question
dig spf.mtaroutes.com. TXT
Answer
spf.mtaroutes.com. 300 TXT "v=spf1 include:spf.antispamcloud.com -all"
Authority
mtaroutes.com. 172800 NS ns-1272.awsdns-31.org.
mtaroutes.com. 172800 NS ns-1584.awsdns-06.co.uk.
mtaroutes.com. 172800 NS ns-61.awsdns-07.com.
mtaroutes.com. 172800 NS ns-838.awsdns-40.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0