Question and response
Question
dig _spf.mwprem.net. TXT
Answer
_spf.mwprem.net. 3600 TXT "v=spf1 include:spf.moweb.jp include:mailgw-spf1.ocn.ad.jp include:mailgw-spf2.ocn.ad.jp ~all"
Authority
mwprem.net. 86400 NS mwns1.customer.ne.jp.
mwprem.net. 86400 NS mwns2.customer.ne.jp.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0