| Date | IP Address |
| 2023-10-03 | 183.79.250.123 (ClassC) |
| 2024-09-21 | 183.79.217.124 (ClassC) |
| 2024-11-22 | 183.79.250.251 (ClassC) |
| 2024-11-25 | 183.79.249.252 (ClassC) |
| 2024-12-12 | 182.22.31.252 (ClassC) |
| 2024-12-24 | 182.22.24.252 (ClassC) |
| 2025-02-08 | 124.83.185.252 (ClassC) |
| 2025-02-23 | 182.22.16.251 (ClassC) |
| 2025-03-04 | 182.22.16.123 (ClassC) |
| 2025-03-15 | 182.22.24.124 (ClassC) |
| 2025-05-05 | 183.79.219.252 (ClassC) |
| 2025-08-05 | 182.22.31.124 (ClassC) |
| 2025-09-10 | 183.79.249.124 (ClassC) |
| 2025-12-15 | 182.22.25.252 (ClassC) |
| 2026-03-08 | 183.79.219.124 (ClassC) |
| Date | Domain | IP |
| design-hub.lycorp.co.jp | 2025-11-27 | 23.40.41.26 |
| corpweb-api.lycorp.co.jp | 2025-04-05 | 108.138.94.58 |
| design.lycorp.co.jp | 2025-12-10 | 23.40.41.29 |
| www.lycorp.co.jp | 2024-03-10 | 99.84.66.83 |
| privacy.lycorp.co.jp | 2024-09-21 | 183.79.217.124 |