1. whois
[Domain Name] YAIZAWA.JP [Registrant] Yuichiro AIZAWA [Name Server] ns0.yaizawa.jp [Name Server] ns1.yaizawa.jp [Signing Key] [Created on] 2001/12/24 [Expires on] 2022/12/31 [Status] Active [Last Updated] 2022/01/01 01:05:08 (JST) yaizawa.jp. 2560 IN SOA ns0.yaizawa.jp. hostmaster.yaizawa.jp. 1639921421 16384 2048 1048576 2560
2. history
$ dig -t ns yaizawa.jp @ns0.yaizawa.jp. ; <<>> DiG 9.11.3-1ubuntu1.17-Ubuntu <<>> -t ns yaizawa.jp @ns0.yaizawa.jp. ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 47874 ;; flags: qr aa rd; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 2 ;; WARNING: recursion requested but not available ;; QUESTION SECTION: ;yaizawa.jp. IN NS ;; ANSWER SECTION: yaizawa.jp. 259200 IN NS ns0.yaizawa.jp. yaizawa.jp. 259200 IN NS ns1.yaizawa.jp. yaizawa.jp. 86400 IN CNAME amaterasu.yaizawa.jp. ;; ADDITIONAL SECTION: ns0.yaizawa.jp. 259200 IN A 133.125.35.31 ns1.yaizawa.jp. 259200 IN A 49.212.147.73 ;; Query time: 0 msec ;; SERVER: 133.125.35.31#53(133.125.35.31) ;; WHEN: Sat Apr 09 07:29:39 JST 2022 ;; MSG SIZE rcvd: 120