Ubuntu/16.04LTS/unbound/log/003.jpについて、ここに記述してください。
1. no
[1549163350] unbound[30764:0] info: control cmd: set_option harden-referral-path no
[1549163392] unbound[30764:0] info: resolving 003.jp. A IN [1549163392] unbound[30764:0] info: response for 003.jp. A IN [1549163392] unbound[30764:0] info: reply from <.> 198.41.0.4#53 [1549163392] unbound[30764:0] info: query response was REFERRAL [1549163392] unbound[30764:0] info: response for 003.jp. A IN [1549163392] unbound[30764:0] info: reply from <jp.> 210.138.175.244#53 [1549163392] unbound[30764:0] info: query response was REFERRAL [1549163392] unbound[30764:0] info: response for 003.jp. A IN [1549163392] unbound[30764:0] info: reply from <003.jp.> 157.112.182.225#53 [1549163392] unbound[30764:0] info: query response was ANSWER
JPサーバーの返すAdditionalを検査せずに使っている。
2. yes
$ unbound-control get_option harden-referral-path yes
[1549162893] unbound[30764:0] info: control cmd: get_option logfile [1549162914] unbound[30764:0] info: control cmd: flush_zone jp [1549162944] unbound[30764:0] info: resolving 003.jp. A IN [1549162944] unbound[30764:0] info: response for 003.jp. A IN [1549162944] unbound[30764:0] info: reply from <.> 192.5.5.241#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving jp. NS IN [1549162944] unbound[30764:0] info: response for 003.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 203.119.40.1#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving 003.jp. NS IN [1549162944] unbound[30764:0] info: response for 003.jp. A IN [1549162944] unbound[30764:0] info: reply from <003.jp.> 157.112.182.221#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for jp. NS IN [1549162944] unbound[30764:0] info: reply from <.> 199.9.14.201#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving d.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving e.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving f.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving g.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving h.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving a.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving b.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving c.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving d.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving e.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving f.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving b.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving c.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving h.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving a.dns.jp. A IN [1549162944] unbound[30764:0] info: response for b.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 203.119.1.1#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving dns.jp. NS IN [1549162944] unbound[30764:0] info: response for a.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <jp.> 203.119.1.1#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for f.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 203.119.1.1#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for e.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 202.12.30.131#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for dns.jp. NS IN [1549162944] unbound[30764:0] info: reply from <jp.> 203.119.40.1#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving nse.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving nsf.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving nsg.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving nsa.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving nsb.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving nsd.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving nse.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving nsb.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving nsd.dns.jp. A IN [1549162944] unbound[30764:0] info: resolving nsf.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: resolving nsa.dns.jp. A IN [1549162944] unbound[30764:0] info: response for h.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <jp.> 203.119.40.1#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for e.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <jp.> 203.119.40.1#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for g.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 203.119.40.1#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for jp. NS IN [1549162944] unbound[30764:0] info: reply from <jp.> 150.100.6.8#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for c.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 210.138.175.244#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for c.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <jp.> 150.100.6.8#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for a.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 156.154.100.5#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for h.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 156.154.100.5#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for d.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 156.154.100.5#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for a.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.1.4#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for f.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.1.4#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for e.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.1.4#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nse.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 202.12.30.134#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nsg.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.40.4#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nsb.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.1.4#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for dns.jp. NS IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 150.100.6.12#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nsf.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 150.100.6.12#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for d.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <jp.> 192.50.43.53#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving dns.jp. NS IN [1549162944] unbound[30764:0] info: response for b.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <jp.> 192.50.43.53#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving dns.jp. NS IN [1549162944] unbound[30764:0] info: response for nse.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 150.100.6.12#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for nsb.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 210.138.175.245#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nsa.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 202.12.30.134#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for h.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.1.4#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for e.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 202.12.30.134#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for nsd.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 150.100.6.12#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nsf.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 210.138.175.245#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for c.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.40.4#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for c.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 150.100.6.12#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for a.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.1.4#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for a.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.40.4#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for d.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 150.100.6.12#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for b.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 192.50.43.153#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nsb.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.1.4#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nsa.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 192.50.43.153#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for nsd.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 192.50.43.153#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for g.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 192.50.43.153#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nse.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 202.12.30.134#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for d.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 210.138.175.245#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for e.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 202.12.30.134#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for b.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.1.4#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for h.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 210.138.175.245#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nsf.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 150.100.6.12#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for c.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 150.100.6.12#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nsa.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 203.119.1.4#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for h.dns.jp. A IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 192.50.43.153#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for nsd.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 150.100.6.12#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for 003.jp. NS IN [1549162944] unbound[30764:0] info: reply from <.> 192.33.4.12#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving jp. NS IN [1549162944] unbound[30764:0] info: response for b.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 150.100.6.12#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for d.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 192.50.43.153#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for 003.jp. NS IN [1549162944] unbound[30764:0] info: reply from <jp.> 150.100.6.8#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving ns2.xserver.jp. A IN [1549162944] unbound[30764:0] info: resolving ns3.xserver.jp. A IN [1549162944] unbound[30764:0] info: resolving ns4.xserver.jp. A IN [1549162944] unbound[30764:0] info: resolving ns5.xserver.jp. A IN [1549162944] unbound[30764:0] info: resolving ns1.xserver.jp. A IN [1549162944] unbound[30764:0] info: response for ns4.xserver.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 203.119.1.1#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving xserver.jp. NS IN [1549162944] unbound[30764:0] info: response for xserver.jp. NS IN [1549162944] unbound[30764:0] info: reply from <jp.> 202.12.30.131#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for ns2.xserver.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 202.12.30.131#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for ns1.xserver.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 150.100.6.8#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for ns5.xserver.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 150.100.6.8#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: response for 003.jp. NS IN [1549162944] unbound[30764:0] info: reply from <003.jp.> 183.90.224.230#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for ns2.xserver.jp. A IN [1549162944] unbound[30764:0] info: reply from <xserver.jp.> 219.94.203.247#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for ns4.xserver.jp. A IN [1549162944] unbound[30764:0] info: reply from <xserver.jp.> 210.188.201.246#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for xserver.jp. NS IN [1549162944] unbound[30764:0] info: reply from <xserver.jp.> 157.112.182.225#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for ns1.xserver.jp. A IN [1549162944] unbound[30764:0] info: reply from <xserver.jp.> 219.94.200.170#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for ns5.xserver.jp. A IN [1549162944] unbound[30764:0] info: reply from <xserver.jp.> 210.188.201.246#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for f.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <jp.> 65.22.40.25#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving dns.jp. NS IN [1549162944] unbound[30764:0] info: response for f.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 202.12.30.134#53 [1549162944] unbound[30764:0] info: query response was nodata ANSWER [1549162944] unbound[30764:0] info: response for f.dns.jp. AAAA IN [1549162944] unbound[30764:0] info: reply from <dns.jp.> 210.138.175.245#53 [1549162944] unbound[30764:0] info: query response was ANSWER [1549162944] unbound[30764:0] info: response for ns3.xserver.jp. A IN [1549162944] unbound[30764:0] info: reply from <jp.> 65.22.40.25#53 [1549162944] unbound[30764:0] info: query response was REFERRAL [1549162944] unbound[30764:0] info: resolving xserver.jp. NS IN [1549162944] unbound[30764:0] info: response for ns3.xserver.jp. A IN [1549162944] unbound[30764:0] info: reply from <xserver.jp.> 157.112.182.221#53 [1549162944] unbound[30764:0] info: query response was ANSWER