| Date | IP Address |
| 2023-11-10 | 13.107.213.70 (ClassC) |
| 2024-02-14 | 40.90.64.186 (ClassC) |
| 2024-12-01 | 13.107.246.70 (ClassC) |
| 2024-12-18 | 13.107.253.70 (ClassC) |
| 2025-04-26 | 13.107.246.69 (ClassC) |
| 2025-05-09 | 13.107.253.69 (ClassC) |
| 2026-01-21 | 13.107.213.69 (ClassC) |
| Date | Domain | IP |
| secure.chemtrec.com | 2024-10-16 | 40.70.133.13 |
| portal.chemtrec.com | 2024-05-12 | 40.70.133.13 |