| Date | IP Address |
| 2021-12-28 | 13.224.241.90 (ClassC) |
| 2022-05-24 | 18.65.39.12 (ClassC) |
| 2025-04-13 | 99.84.66.50 (ClassC) |
| 2025-07-18 | 99.84.66.27 (ClassC) |
| 2025-07-22 | 99.84.66.17 (ClassC) |
| 2025-12-28 | 3.175.34.58 (ClassC) |
| 2026-02-23 | 3.175.34.34 (ClassC) |
| Date | Domain | IP |
| id.pinnacle21.com | 2024-06-10 | 99.84.66.86 |
| help.pinnacle21.com | 2024-08-01 | 99.84.66.109 |
| ws.pinnacle21.com | 2025-04-13 | 99.84.66.50 |
| dev.pinnacle21.com | 2025-04-27 | 23.185.0.2 |
| www.pinnacle21.com | 2026-02-08 | 23.185.0.2 |