| Date | IP Address |
| 2023-09-08 | 54.64.2.97 (ClassC) |
| 2025-01-08 | 54.95.80.145 (ClassC) |
| 2025-12-01 | 40.112.243.55 (ClassC) |
| Date | Domain | IP |
| www.cn.cui.com | 2025-11-22 | 40.112.243.55 |
| cdn.cui.com | 2024-02-11 | 108.139.10.41 |
| www.jp.cui.com | 2025-12-01 | 40.112.243.55 |
| www.cui.com | 2024-11-25 | 35.161.118.47 |