1. watchA
Contents
../cdn.sharp ドメインは委譲されている。 だが、ゾーンは存在しない。
ところが、front.cdn.sharp ドメインはゾーンとして存在している。
- sharp から委譲されているわけでもない。だれが認知するのか。
2. whois
Domain Name: CDN.SHARP Registry Domain ID: DO4194507-GMO Registrar WHOIS Server: whois.brightsconsulting.net Registrar URL: http://brightsconsulting.com Updated Date: 2020-03-27T00:11:00.0Z Creation Date: 2019-03-26T00:58:12.0Z Registry Expiry Date: 2021-03-26T23:59:59.0Z Registrar: GMO Brights Consulting Inc. Registrar IANA ID: 1434 Registrar Abuse Contact Email: abuse@brights.jp Registrar Abuse Contact Phone: +81.357844289 Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited Registry Registrant ID: HA3427258-GMO Registrant Name: Domain Administrator Registrant Organization: SHARP Corporation Registrant Street: 1 Takumi-cho Sakai-ku Registrant City: Sakai-shi Registrant State/Province: Osaka Registrant Postal Code: 590-8522 Registrant Country: JP Registrant Phone: +81.357841069 Registrant Phone Ext: Registrant Fax: +81.334625040 Registrant Fax Ext: Registrant Email: sharp.domain@brights.jp Registry Admin ID: HA3427258-GMO Admin Name: Domain Administrator Admin Organization: SHARP Corporation Admin Street: 1 Takumi-cho Sakai-ku Admin City: Sakai-shi Admin State/Province: Osaka Admin Postal Code: 590-8522 Admin Country: JP Admin Phone: +81.357841069 Admin Phone Ext: Admin Fax: +81.334625040 Admin Fax Ext: Admin Email: sharp.domain@brights.jp Registry Tech ID: HA3427258-GMO Tech Name: Domain Administrator Tech Organization: SHARP Corporation Tech Street: 1 Takumi-cho Sakai-ku Tech City: Sakai-shi Tech State/Province: Osaka Tech Postal Code: 590-8522 Tech Country: JP Tech Phone: +81.357841069 Tech Phone Ext: Tech Fax: +81.334625040 Tech Fax Ext: Tech Email: sharp.domain@brights.jp Name Server: NS1.SHARP.CO.JP Name Server: TG1.SHARP.CO.JP DNSSEC: unsigned URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/ >>> Last update of WHOIS database: 2020-10-31T00:28:44.0Z <<<
3. NS なし
$ dig -t ns cdn.sharp @ns1.sharp.co.jp ; <<>> DiG 9.16.1-Ubuntu <<>> -t ns cdn.sharp @ns1.sharp.co.jp ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21009 ;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ; COOKIE: 2fe190a79a383c7d79b8c1135f9cb005ef45ebf54cfe47a8 (good) ;; QUESTION SECTION: ;cdn.sharp. IN NS ;; AUTHORITY SECTION: sharp. 600 IN SOA ns1.sharp.co.jp. postmaster.sharp.co.jp. 2020103001 3600 1800 1209600 3600 ;; Query time: 15 msec ;; SERVER: 61.214.248.154#53(61.214.248.154) ;; WHEN: 土 10月 31 09:29:57 JST 2020 ;; MSG SIZE rcvd: 128
4. history
$ dig -t ns front.cdn.sharp @ns1.sharp.co.jp ; <<>> DiG 9.16.1-Ubuntu <<>> -t ns front.cdn.sharp @ns1.sharp.co.jp ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 36267 ;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 3 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ; COOKIE: de501c848b8d9a9f1b99d7075f9caf38d71f247c6e250ac7 (good) ;; QUESTION SECTION: ;front.cdn.sharp. IN NS ;; AUTHORITY SECTION: front.cdn.sharp. 600 IN NS ns1.front.cdn.sharp. ;; ADDITIONAL SECTION: ns1.front.cdn.sharp. 600 IN A 61.214.248.25 ns1.front.cdn.sharp. 600 IN A 61.214.248.26 ;; Query time: 15 msec ;; SERVER: 61.214.248.154#53(61.214.248.154) ;; WHEN: 土 10月 31 09:26:32 JST 2020 ;; MSG SIZE rcvd: 122
5. front.cdn.sharp
$ dig -t soa front.cdn.sharp @ns1.front.cdn.sharp. ; <<>> DiG 9.16.1-Ubuntu <<>> -t soa front.cdn.sharp @ns1.front.cdn.sharp. ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 44504 ;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 1024 ;; QUESTION SECTION: ;front.cdn.sharp. IN SOA ;; ANSWER SECTION: front.cdn.sharp. 3600 IN SOA ns1.front.cdn.sharp. mail.front.cdn.sharp. 2018051501 3600 900 604800 3600 ;; Query time: 15 msec ;; SERVER: 61.214.248.25#53(61.214.248.25) ;; WHEN: 土 10月 31 09:32:56 JST 2020 ;; MSG SIZE rcvd: 89