| Property | Value |
| Name | Daiki Ishimori |
| Organization | Gehirn Inc. |
| whois@gehirn.co.jp | |
| Zip Code | 1020073 |
| City | Chiyoda |
| State | Tokyo |
| Country | JP |
| Phone | +81.332632203 |
| NameServer | ns2.gehirndns.com |
| Created | 2014-10-17 00:00:00 |
| Changed | 2015-09-18 00:00:00 |
| Expires | 2016-10-17 00:00:00 |
| Registrar | GMO INTERNET, INC. D |
| Date | IP Address |
| 2026-03-02 | 162.159.25.169 (ClassC) |
| Date | Domain |
| railsguides.jp | 2016-06-02 |
| railstutorial.jp | 2016-06-10 |
| ns.securedns.jp | 2016-09-23 |
| unnerv.jp | 2021-02-22 |