Question and response
Question
dig _spf_smtp.enta.net. TXT
Answer
_spf_smtp.enta.net. 3600 TXT "v=spf1 a:smtp.enta.net a:smtp-out.enta.net ~all"
Authority
enta.net. 172800 NS ns-1030.awsdns-00.org.
enta.net. 172800 NS ns-2005.awsdns-58.co.uk.
enta.net. 172800 NS ns-58.awsdns-07.com.
enta.net. 172800 NS ns-962.awsdns-56.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0