Question and response
Question
dig _spf.unitens.com. TXT
Answer
_spf.unitens.com. 3600 TXT "v=spf1 ip4:64.40.108.180 ~all"
Authority
unitens.com. 3600 NS ns28.domaincontrol.com.
unitens.com. 3600 NS ns27.domaincontrol.com.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0