NSの移転だけか。
https://npbus.co.jp security risk warning; 無効なURLです。
1. whois
a. [Domain Name] NPBUS.CO.JP g. [Organization] NEW PRINCE TOUR BUS CO., LTD. l. [Organization Type] Corporation m. [Administrative Contact] HT2803JP n. [Technical Contact] HS4237JP p. [Name Server] 01.dnsv.jp p. [Name Server] 02.dnsv.jp p. [Name Server] 03.dnsv.jp p. [Name Server] 04.dnsv.jp s. [Signing Key] [State] Connected (2023/02/28) [Registered Date] 2000/02/25 [Connected Date] 2000/02/26 [Last Update] 2022/06/14 20:21:21 (JST) npbus.co.jp. 86400 IN A 157.112.176.13 13.176.112.157.in-addr.arpa. 3600 IN PTR sv812.xserver.jp. npbus.co.jp. 86400 IN SOA 01.dnsv.jp. hostmaster.dnsv.jp. 1655205680 3600 900 604800 300
2. history
ns1.xserver.jp ns2.xserver.jp ns3.xserver.jp ns4.xserver.jp ns5.xserver.jp Xserver Inc. Amazon.com, Inc. 2018-02-23 (4 years) 2022-06-15 (today) 4 years npbus.co.jp. 86400 IN A 157.112.176.13