DNS/govについて、ここに記述してください。
tss_ontap T.Suzuki
japanese.japan.usembassy.gov の権威サーバが酷い。毒入れ検査サービスか?
$ dnsq ns japanese.japan.usembassy.gov a.root-servers.net
2 japanese.japan.usembassy.gov: 153 bytes, 1+0+2+3 records, response, noerror query: 2 japanese.japan.usembassy.gov authority: gov 172800 NS a.gov-servers.net authority: gov 172800 NS b.gov-servers.net additional: a.gov-servers.net 172800 28 \040\001\005\000D1\000\000\000\000\000\000\000\002\0000 additional: a.gov-servers.net 172800 A 69.36.157.30 additional: b.gov-servers.net 172800 A 209.112.123.30
tmaeno@:~$ dnsq ns japanese.japan.usembassy.gov a.gov-servers.net
2 japanese.japan.usembassy.gov: 107 bytes, 1+0+2+0 records, response, noerror query: 2 japanese.japan.usembassy.gov authority: usembassy.gov 86400 NS ns1.terrenap.net authority: usembassy.gov 86400 NS ns2.terrenap.net
~$ dnsq a japanese.japan.usembassy.gov ns1.terrenap.net
1 japanese.japan.usembassy.gov: 502 bytes, 1+2+11+10 records, response, authoritative, weird ra, noerror query: 1 japanese.japan.usembassy.gov answer: japanese.japan.usembassy.gov 10800 CNAME www.state.gov.edgesuite.net answer: www.state.gov.edgesuite.net 17854 CNAME state.georedirector.state.akadns.net authority: akadns.net 60907 NS eur1.akadns.net authority: akadns.net 60907 NS zd.akadns.org authority: akadns.net 60907 NS usw2.akadns.net authority: akadns.net 60907 NS ze.akadns.net authority: akadns.net 60907 NS zf.akadns.net authority: akadns.net 60907 NS za.akadns.org authority: akadns.net 60907 NS use3.akadns.net authority: akadns.net 60907 NS asia9.akadns.net authority: akadns.net 60907 NS zc.akadns.org authority: akadns.net 60907 NS use4.akadns.net authority: akadns.net 60907 NS zb.akadns.org additional: za.akadns.org 17713 A 96.6.112.198 additional: zb.akadns.org 17712 A 64.211.42.194 additional: zc.akadns.org 17712 A 124.40.52.133 additional: zd.akadns.org 17713 A 72.246.46.4 additional: ze.akadns.net 69804 A 193.108.88.129 additional: zf.akadns.net 89346 A 193.108.88.130 additional: eur1.akadns.net 69804 A 195.59.44.134 additional: use3.akadns.net 69804 A 72.246.46.4 additional: use4.akadns.net 69804 A 208.44.108.137 additional: usw2.akadns.net 76658 A 64.211.42.194