1. watchA
2. whois
[Domain Name] NETSJAPAN.JP [Registrant] Nets Japan Inc. [Name Server] ns.netsjapan.jp [Name Server] ns1.netsjapan.jp [Signing Key] [Created on] 2006/03/10 [Expires on] 2019/03/31 [Status] Active [Last Updated] 2018/04/01 01:05:11 (JST)
$ dig -t soa netsjapan.jp @1.1.1.1
; <<>> DiG 9.12.1 <<>> -t soa netsjapan.jp @1.1.1.1 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 48288 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 1452 ;; QUESTION SECTION: ;netsjapan.jp. IN SOA ;; AUTHORITY SECTION: netsjapan.jp. 86400 IN NS ns.netsjapan.jp. netsjapan.jp. 86400 IN NS ns1.netsjapan.jp. ;; Query time: 680 msec ;; SERVER: 1.1.1.1#53(1.1.1.1) ;; WHEN: Sat Jul 21 17:01:50 JST 2018 ;; MSG SIZE rcvd: 76
$ dig -t soa netsjapan.jp @9.9.9.9
; <<>> DiG 9.12.1 <<>> -t soa netsjapan.jp @9.9.9.9 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 37040 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;netsjapan.jp. IN SOA ;; Query time: 1586 msec ;; SERVER: 9.9.9.9#53(9.9.9.9) ;; WHEN: Sat Jul 21 17:02:51 JST 2018 ;; MSG SIZE rcvd: 41
待たされる
$ dig -t soa netsjapan.jp @9.9.9.9
; <<>> DiG 9.12.1 <<>> -t soa netsjapan.jp @9.9.9.9 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 45430 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;netsjapan.jp. IN SOA ;; ANSWER SECTION: netsjapan.jp. 3600 IN SOA ns.netsjapan.jp. admin.netsjapan.jp. 47 900 600 86400 3600 ;; Query time: 241 msec ;; SERVER: 9.9.9.9#53(9.9.9.9) ;; WHEN: Sat Jul 21 17:03:37 JST 2018 ;; MSG SIZE rcvd: 86