watchNS/visionstream.com.auについて、ここに記述してください。 このゾーンを持つDNSゾーンサーバーの動作に興味をもった。-- ToshinoriMaeno <> SOAからはdjbdnsの雰囲気がある。ｗ %dnsq ns visionstream.com.au dns2.p05.nsone.net {{{ 2 visionstream.com.au: 126 bytes, 1+4+0+0 records, response, authoritative, noerror query: 2 visionstream.com.au answer: visionstream.com.au 3600 NS dns1.p05.nsone.net answer: visionstream.com.au 3600 NS dns2.p05.nsone.net answer: visionstream.com.au 3600 NS dns3.p05.nsone.net answer: visionstream.com.au 3600 NS dns4.p05.nsone.net }}} %dnsq cname visionstream.com.au dns2.p05.nsone.net ~ {{{ 5 visionstream.com.au: 93 bytes, 1+1+0+0 records, response, authoritative, noerror query: 5 visionstream.com.au answer: visionstream.com.au 3600 CNAME http\072\057\057110.173.155.191\057\176ventiaco\057index.php }}} %dnsq any visionstream.com.au dns2.p05.nsone.net ~ {{{ 255 visionstream.com.au: 409 bytes, 1+8+0+0 records, response, authoritative, noerror query: 255 visionstream.com.au answer: visionstream.com.au 3600 16 _v=spf1\040include:spf.protection.outlook.com\040include:spf.messagelabs.com\040include:sendgrid.net\040-all answer: visionstream.com.au 3600 NS dns1.p05.nsone.net answer: visionstream.com.au 3600 NS dns2.p05.nsone.net answer: visionstream.com.au 3600 NS dns3.p05.nsone.net answer: visionstream.com.au 3600 NS dns4.p05.nsone.net answer: visionstream.com.au 3600 CNAME http\072\057\057110.173.155.191\057\176ventiaco\057index.php answer: visionstream.com.au 3600 MX 0 visionstream-com-au.mail.protection.outlook.com answer: visionstream.com.au 3600 SOA dns1.p05.nsone.net hostmaster.nsone.net 1489810903 43200 7200 1209600 3600 }}} CNAMEが消された。 $ dnsq cname visionstream.com.au dns2.p05.nsone.net {{{ 5 visionstream.com.au: 111 bytes, 1+0+1+0 records, response, authoritative, noerror query: 5 visionstream.com.au authority: visionstream.com.au 3600 SOA dns1.p05.nsone.net hostmaster.nsone.net 1490140016 43200 7200 1209600 3600 }}}