Question and response
Question
dig _spf.perfora.net. TXT
Answer
_spf.perfora.net. 300 TXT "v=spf1 ip4:74.208.4.192/26 ip4:82.165.159.128/27 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0