| Date | IP Address |
| 2021-01-29 | 13.226.23.110 (ClassC) |
| 2021-01-29 | 13.226.23.51 (ClassC) |
| 2021-01-29 | 13.226.23.96 (ClassC) |
| 2024-06-24 | 99.84.71.140 (ClassC) |
| 2024-12-23 | 3.163.157.172 (ClassC) |
| 2025-01-11 | 3.163.157.211 (ClassC) |
| 2025-01-20 | 3.163.157.21 (ClassC) |
| 2025-03-08 | 3.163.157.62 (ClassC) |
| 2025-04-17 | 99.84.71.166 (ClassC) |
| 2025-05-05 | 99.84.71.219 (ClassC) |
| 2025-08-07 | 99.84.71.136 (ClassC) |
| Date | Domain | IP |
| cdn.marine-npdes.com | 2024-09-08 | 18.161.3.149 |
| cdn-validation.marine-npdes.com | 2024-06-24 | 99.84.71.140 |
| www.marine-npdes.com | 2025-02-25 | 138.68.197.49 |