| Date | IP Address |
| 2025-10-24 | 151.101.23.10 (ClassC) |
| 2025-11-23 | 146.75.43.10 (ClassC) |
| Date | Domain | IP |
| businesscloud.norc.org | 2024-10-19 | 3.163.165.21 |
| financeece.norc.org | 2024-09-08 | 99.84.66.80 |
| learn.norc.org | 2024-09-24 | 18.161.6.92 |
| sp.norc.org | 2025-10-20 | 3.169.173.8 |
| gssdataexplorer.norc.org | 2024-09-01 | 204.246.191.115 |
| m1.acs.norc.org | 2025-09-07 | 52.43.116.145 |
| res1.acs.norc.org | 2025-09-07 | 18.161.6.66 |
| t1.acs.norc.org | 2025-09-07 | 52.34.248.115 |
| gkcjcs.norc.org | 2024-08-17 | 99.84.66.127 |
| laspeaks.norc.org | 2025-10-16 | 18.161.6.65 |
| careers.norc.org | 2024-03-18 | 3.163.24.110 |
| www.norc.org | 2025-10-24 | 151.101.23.10 |
| capstudy.norc.org | 2025-04-07 | 18.161.6.104 |