Question and response
Question
dig smtp03.ymir.jp. TXT
Answer
smtp03.ymir.jp. 720 TXT "v=spf1 ip4:202.239.50.60 ~all"
Authority
ymir.jp. 720 NS ns2k.ymir.jp.
ymir.jp. 720 NS dns1.ymir.jp.
Additional
dns1.ymir.jp. 720 A 59.106.32.195
ns2k.ymir.jp. 600 A 158.201.243.74
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0