| Date | IP Address |
| 2014-02-13 | 74.125.198.128 (ClassC) |
| 2014-02-14 | 74.125.30.128 (ClassC) |
| 2014-04-09 | 74.125.142.128 (ClassC) |
| 2014-06-13 | 74.125.21.128 (ClassC) |
| 2014-07-18 | 64.233.183.128 (ClassC) |
| 2014-10-15 | 74.125.206.128 (ClassC) |
| 2014-10-30 | 64.233.182.128 (ClassC) |
| 2015-07-10 | 209.85.145.128 (ClassC) |
| 2016-10-14 | 209.85.234.128 (ClassC) |
| 2018-02-23 | 173.194.194.128 (ClassC) |
| 2018-03-21 | 74.125.132.128 (ClassC) |
| 2018-12-28 | 108.177.121.128 (ClassC) |
| 2025-08-21 | 192.64.119.155 (ClassC) |
| Date | Domain | IP |
| py3.codeskulptor.org | 2025-03-31 | 151.101.1.195 |
| rice.codeskulptor.org | 2025-04-10 | 151.101.65.195 |
| www.codeskulptor.org | 2025-08-21 | 192.64.119.155 |