| Date | IP Address |
| 2019-09-18 | 47.246.21.220 (ClassC) |
| 2019-09-25 | 47.246.25.215 (ClassC) |
| 2024-06-04 | 121.43.113.44 (ClassC) |
| 2025-06-06 | 121.40.167.167 (ClassC) |
| Date | Domain | IP |
| pic.leetcode-cn.com | 2024-01-06 | 101.33.20.249 |
| static.leetcode-cn.com | 2023-10-04 | 101.33.20.140 |
| video.leetcode-cn.com | 2024-04-07 | 58.222.47.189 |
| assets.leetcode-cn.com | 2024-06-14 | 101.33.20.163 |
| www.leetcode-cn.com | 2025-05-19 | 121.43.113.44 |