| Date | IP Address |
| 2018-07-03 | 52.85.233.149 (ClassC) |
| 2018-08-25 | 52.84.93.248 (ClassC) |
| 2018-08-25 | 52.84.93.35 (ClassC) |
| 2018-08-25 | 52.84.93.46 (ClassC) |
| 2018-09-20 | 52.222.222.40 (ClassC) |
| 2018-09-20 | 52.222.222.49 (ClassC) |
| 2018-09-20 | 52.222.222.36 (ClassC) |
| 2019-04-13 | 52.84.134.147 (ClassC) |
| 2019-04-13 | 52.84.134.227 (ClassC) |
| 2019-06-07 | 52.84.134.17 (ClassC) |
| 2024-02-14 | 176.9.113.163 (ClassC) |
| 2025-04-13 | 155.159.245.235 (ClassC) |
| 2025-07-31 | 45.197.40.171 (ClassC) |
| Date | Domain | IP |
| beta.workspace.numericcal.com | 2024-03-10 | 15.197.192.55 |
| www.numericcal.com | 2025-05-11 | 155.159.245.235 |