1. watchA
2. whois
Domain Information: a. [Domain Name] ANA.CO.JP g. [Organization] All Nippon Airways Co., Ltd. l. [Organization Type] Company m. [Administrative Contact] AY075JP n. [Technical Contact] YF10572JP p. [Name Server] a1-189.akam.net p. [Name Server] a11-64.akam.net p. [Name Server] a20-65.akam.net p. [Name Server] a22-66.akam.net p. [Name Server] a3-67.akam.net p. [Name Server] a6-64.akam.net s. [Signing Key] [State] Connected (2018/04/30) [Registered Date] 1995/04/27 [Connected Date] 1995/08/29 [Last Update] 2017/05/01 01:18:31 (JST) ---- $ dig www.ana.co.jp ; <<>> DiG 9.12.0 <<>> www.ana.co.jp ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 32293 ;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;www.ana.co.jp. IN A ;; ANSWER SECTION: www.ana.co.jp. 3600 IN CNAME www.ana.co.jp.edgekey.net. www.ana.co.jp.edgekey.net. 3600 IN CNAME www.ana.co.jp.edgekey.net.globalredir.akadns.net. www.ana.co.jp.edgekey.net.globalredir.akadns.net. 3600 IN CNAME e1883.b.akamaiedge.net. e1883.b.akamaiedge.net. 20 IN A 23.67.181.2 ;; Query time: 1048 msec ;; SERVER: 127.0.0.1#53(127.0.0.1) ;; WHEN: Thu Mar 22 09:20:07 JST 2018 ;; MSG SIZE rcvd: 189
ここの多段のCNAMEを受け入れるリゾルバーはあるのだろうか。-- ToshinoriMaeno 2018-03-22 00:22:33
3. ana.co.jp
ana.co.jp. 20 IN A 118.215.71.85
85.71.215.118.in-addr.arpa. 3600 IN PTR a118-215.71-85.deploy.akamaitechnologies.com.
watchNS/deploy.akamaitechnologies.com