Question and response
Question
dig spf.us.emailservice.io. TXT
Answer
spf.us.emailservice.io. 60 TXT "v=spf1 a:spf01.us.emailservice.io a:spf02.us.emailservice.io -all"
Authority
emailservice.io. 172800 NS ns-1396.awsdns-46.org.
emailservice.io. 172800 NS ns-160.awsdns-20.com.
emailservice.io. 172800 NS ns-2020.awsdns-60.co.uk.
emailservice.io. 172800 NS ns-541.awsdns-03.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0