DNS/実装/unbound/log/y.qmail.jpについて、ここに記述してください。
[1460634988] unbound[1198:0] info: resolving y.qmail.jp. A IN [1460634988] unbound[1198:0] info: response for y.qmail.jp. A IN [1460634988] unbound[1198:0] info: reply from <jp.> 202.12.30.131#53 [1460634988] unbound[1198:0] info: query response was REFERRAL [1460634988] unbound[1198:0] info: resolving qmail.jp. NS IN [1460634988] unbound[1198:0] info: response for qmail.jp. NS IN [1460634988] unbound[1198:0] info: reply from <jp.> 203.119.1.1#53 [1460634988] unbound[1198:0] info: query response was REFERRAL [1460634988] unbound[1198:0] info: resolving a.ns.qmail.jp. A IN [1460634988] unbound[1198:0] info: response for y.qmail.jp. A IN [1460634988] unbound[1198:0] info: reply from <qmail.jp.> 14.192.44.5#53 [1460634988] unbound[1198:0] info: query response was REFERRAL [1460634988] unbound[1198:0] info: resolving y.qmail.jp. NS IN [1460634988] unbound[1198:0] info: resolving qmaily.e-ontap.com. A IN [1460634988] unbound[1198:0] info: response for a.ns.qmail.jp. A IN [1460634988] unbound[1198:0] info: reply from <qmail.jp.> 14.192.44.5#53 [1460634988] unbound[1198:0] info: query response was nodata ANSWER [1460634988] unbound[1198:0] info: response for qmail.jp. NS IN [1460634988] unbound[1198:0] info: reply from <qmail.jp.> 14.192.44.5#53 [1460634988] unbound[1198:0] info: query response was ANSWER [1460634988] unbound[1198:0] info: response for y.qmail.jp. NS IN [1460634988] unbound[1198:0] info: reply from <qmail.jp.> 14.192.44.5#53 [1460634988] unbound[1198:0] info: query response was REFERRAL [1460634988] unbound[1198:0] info: response for a.ns.qmail.jp. A IN [1460634988] unbound[1198:0] info: reply from <qmail.jp.> 14.192.44.5#53 [1460634988] unbound[1198:0] info: query response was nodata ANSWER [1460634988] unbound[1198:0] info: response for a.ns.qmail.jp. A IN [1460634988] unbound[1198:0] info: reply from <qmail.jp.> 14.192.44.5#53 [1460634988] unbound[1198:0] info: query response was ANSWER [1460634988] unbound[1198:0] info: response for qmaily.e-ontap.com. A IN [1460634988] unbound[1198:0] info: reply from <com.> 192.5.6.30#53 [1460634988] unbound[1198:0] info: query response was REFERRAL [1460634988] unbound[1198:0] info: resolving e-ontap.com. NS IN [1460634988] unbound[1198:0] info: response for qmaily.e-ontap.com. A IN [1460634988] unbound[1198:0] info: reply from <e-ontap.com.> 49.212.106.253#53 [1460634988] unbound[1198:0] info: query response was NXDOMAIN ANSWER [1460634988] unbound[1198:0] info: response for qmaily.e-ontap.com. A IN [1460634988] unbound[1198:0] info: reply from <e-ontap.com.> 49.212.106.253#53 [1460634988] unbound[1198:0] info: query response was NXDOMAIN ANSWER [1460634988] unbound[1198:0] info: resolving qmaily.e-ontap.com. A IN [1460634988] unbound[1198:0] info: response for e-ontap.com. NS IN [1460634988] unbound[1198:0] info: reply from <com.> 192.55.83.30#53 [1460634988] unbound[1198:0] info: query response was REFERRAL [1460634988] unbound[1198:0] info: resolving ns.e-ontap.com. A IN [1460634988] unbound[1198:0] info: resolving ns2.e-ontap.com. A IN [1460634988] unbound[1198:0] info: response for ns2.e-ontap.com. A IN [1460634988] unbound[1198:0] info: reply from <e-ontap.com.> 14.192.44.1#53 [1460634988] unbound[1198:0] info: query response was nodata ANSWER [1460634988] unbound[1198:0] info: response for e-ontap.com. NS IN [1460634988] unbound[1198:0] info: reply from <e-ontap.com.> 14.192.44.1#53 [1460634988] unbound[1198:0] info: query response was ANSWER [1460634988] unbound[1198:0] info: response for ns.e-ontap.com. A IN [1460634988] unbound[1198:0] info: reply from <e-ontap.com.> 49.212.106.253#53 [1460634988] unbound[1198:0] info: query response was nodata ANSWER [1460634988] unbound[1198:0] info: response for ns2.e-ontap.com. A IN [1460634988] unbound[1198:0] info: reply from <e-ontap.com.> 49.212.106.253#53 [1460634988] unbound[1198:0] info: query response was ANSWER [1460634988] unbound[1198:0] info: response for ns.e-ontap.com. A IN [1460634988] unbound[1198:0] info: reply from <e-ontap.com.> 49.212.106.253#53 [1460634988] unbound[1198:0] info: query response was ANSWER [1460634989] unbound[1198:0] info: response for qmaily.e-ontap.com. A IN [1460634989] unbound[1198:0] info: reply from <.> 198.41.0.4#53 [1460634989] unbound[1198:0] info: query response was REFERRAL [1460634989] unbound[1198:0] info: resolving com. NS IN [1460634989] unbound[1198:0] info: response for qmaily.e-ontap.com. A IN [1460634989] unbound[1198:0] info: reply from <com.> 192.43.172.30#53 [1460634989] unbound[1198:0] info: query response was REFERRAL [1460634989] unbound[1198:0] info: resolving e-ontap.com. NS IN [1460634989] unbound[1198:0] info: response for qmaily.e-ontap.com. A IN [1460634989] unbound[1198:0] info: reply from <e-ontap.com.> 49.212.106.253#53 [1460634989] unbound[1198:0] info: query response was NXDOMAIN ANSWER [1460634989] unbound[1198:0] info: response for qmaily.e-ontap.com. A IN [1460634989] unbound[1198:0] info: reply from <e-ontap.com.> 49.212.106.253#53 [1460634989] unbound[1198:0] info: query response was NXDOMAIN ANSWER