| Date | IP Address |
| 2015-11-06 | 151.80.41.92 (ClassC) |
| 2019-03-28 | 193.166.24.26 (ClassC) |
| 2019-11-28 | 142.93.129.198 (ClassC) |
| 2025-03-15 | 188.166.104.231 (ClassC) |
| 2025-11-02 | 164.92.159.7 (ClassC) |
| Date | Domain | IP |
| haskellmooc.cses.fi | 2025-03-15 | 188.166.104.231 |
| new.haskellmooc.cses.fi | 2025-03-15 | 188.166.104.231 |
| www.haskellmooc.cses.fi | 2025-04-08 | 188.166.104.231 |
| new.cses.fi | 2025-03-15 | 188.166.104.231 |
| www.cses.fi | 2025-03-15 | 188.166.104.231 |