| Date | IP Address |
| 2015-07-31 | 107.20.255.152 (ClassC) |
| 2016-06-20 | 50.19.111.27 (ClassC) |
| 2018-02-27 | 204.236.217.9 (ClassC) |
| 2018-02-27 | 23.21.118.28 (ClassC) |
| 2024-08-08 | 18.208.60.216 (ClassC) |
| 2024-09-05 | 34.241.115.67 (ClassC) |
| 2024-10-25 | 23.22.52.7 (ClassC) |
| 2025-06-02 | 23.22.144.165 (ClassC) |
| 2025-06-16 | 46.137.15.86 (ClassC) |
| 2025-07-24 | 54.243.129.215 (ClassC) |
| 2025-08-07 | 54.205.8.205 (ClassC) |
| Date | Domain | IP |
| alpha.drtopo.com | 2024-12-05 | 54.78.134.111 |
| qc.drtopo.com | 2024-07-02 | 54.78.134.111 |
| www.drtopo.com | 2024-08-08 | 18.208.60.216 |