| Date | IP Address |
| 2018-07-30 | 52.30.97.52 (ClassC) |
| 2018-09-20 | 54.246.145.143 (ClassC) |
| 2019-11-20 | 54.154.157.216 (ClassC) |
| 2022-01-06 | 99.81.158.1 (ClassC) |
| 2022-08-26 | 99.81.241.47 (ClassC) |
| 2022-09-27 | 99.80.138.64 (ClassC) |
| 2022-09-27 | 34.250.5.199 (ClassC) |
| 2022-10-09 | 54.75.79.182 (ClassC) |
| 2022-12-12 | 52.49.138.30 (ClassC) |
| 2023-05-08 | 34.247.242.47 (ClassC) |
| 2025-09-28 | 52.208.139.225 (ClassC) |
| 2025-10-03 | 52.212.185.126 (ClassC) |
| 2026-01-23 | 34.253.63.60 (ClassC) |
| Date | Domain | IP |
| registration.gotwebinar.org | 2025-09-21 | 52.211.255.103 |
| webex.gotwebinar.org | 2025-08-22 | 52.211.110.235 |