| Date | IP Address |
| 2016-04-11 | 54.231.236.15 (ClassC) |
| 2016-04-18 | 54.231.237.7 (ClassC) |
| 2016-04-23 | 54.231.237.3 (ClassC) |
| 2016-05-02 | 54.231.235.7 (ClassC) |
| 2016-06-20 | 54.231.235.3 (ClassC) |
| 2016-07-02 | 54.231.237.23 (ClassC) |
| 2017-02-26 | 54.231.235.86 (ClassC) |
| 2025-01-18 | 75.2.70.75 (ClassC) |
| 2025-07-17 | 99.83.190.102 (ClassC) |
| Date | Domain | IP |
| content.nroc.org | 2019-05-19 | 13.224.29.33 |
| noaacontent.nroc.org | 2025-03-04 | 18.238.238.76 |
| khancontent.nroc.org | 2025-03-29 | 3.163.24.120 |
| aopscontent.nroc.org | 2024-02-04 | 204.246.191.38 |
| www.nroc.org | 2023-11-01 | 44.238.105.202 |