Question and response
Question
dig spf.whservidor.com. A
Answer
The response has no answer records.
Authority
spf.whservidor.com. 1800 SOA ns1.host.uol.com.br. admin.uolhost.com.br. 2015111003 43200 3600 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0