| Date | IP Address |
| 2016-04-17 | 52.70.124.116 (ClassC) |
| 2016-05-29 | 52.20.23.136 (ClassC) |
| 2017-01-14 | 52.44.115.87 (ClassC) |
| 2017-02-28 | 54.209.170.3 (ClassC) |
| 2018-01-08 | 52.204.46.63 (ClassC) |
| 2019-11-19 | 34.238.212.22 (ClassC) |
| 2022-08-05 | 35.174.108.100 (ClassC) |
| 2023-08-26 | 44.213.32.93 (ClassC) |
| 2023-10-04 | 54.210.202.204 (ClassC) |
| 2023-10-16 | 44.220.0.222 (ClassC) |
| 2023-10-25 | 52.54.212.210 (ClassC) |
| 2024-05-21 | 141.193.213.11 (ClassC) |
| 2024-06-24 | 141.193.213.10 (ClassC) |
| 2026-01-25 | 162.159.135.42 (ClassC) |
| Date | Domain | IP |
| wpblog.semaphoreci.com | 2023-10-16 | 35.227.94.21 |
| codesenberg.semaphoreci.com | 2024-06-24 | 35.241.36.205 |
| api.semaphoreci.com | 2023-10-25 | 52.73.154.65 |
| www.semaphoreci.com | 2023-10-04 | 54.210.202.204 |