| Date | IP Address |
| 2023-08-26 | 96.17.42.18 (ClassC) |
| 2024-05-15 | 92.122.14.18 (ClassC) |
| 2025-07-07 | 104.18.35.76 (ClassC) |
| 2026-02-19 | 172.64.152.180 (ClassC) |
| Date | Domain | IP |
| beta.jksh.westlawjapan.com | 2023-08-25 | 104.103.220.227 |
| beta.nbl.westlawjapan.com | 2023-08-25 | 104.103.220.227 |
| go.westlawjapan.com | 2023-08-26 | 96.17.42.18 |
| beta.wljp.westlawjapan.com | 2023-08-25 | 104.112.165.58 |
| quickview.westlawjapan.com | 2024-04-20 | 3.213.193.20 |
| www.quickview.westlawjapan.com | 2024-04-20 | 3.213.193.20 |
| www.westlawjapan.com | 2023-11-01 | 13.115.133.169 |