Question and response
Question
dig _spf.vdone.jp. TXT
Answer
_spf.vdone.jp. 600 TXT "v=spf1 ip4:160.251.152.191 ip4:160.251.152.192/29 ip4:160.251.152.200 ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0