| Date | IP Address |
| 2014-12-16 | 23.21.179.138 (ClassC) |
| 2014-12-16 | 23.21.224.150 (ClassC) |
| 2024-04-05 | 34.206.39.153 (ClassC) |
| 2026-02-27 | 50.16.218.27 (ClassC) |
| Date | Domain | IP |
| www.89.ja.com | 2015-04-29 | 23.21.179.138 |
| confluence.ja.com | 2014-12-16 | 23.21.224.150 |
| www.ja.com | 2026-02-27 | 50.16.218.27 |