| Date | IP Address |
| 2019-02-08 | 52.71.148.226 (ClassC) |
| 2020-09-12 | 54.162.71.229 (ClassC) |
| 2022-02-28 | 54.204.143.43 (ClassC) |
| 2026-01-06 | 162.159.140.147 (ClassC) |
| Date | Domain | IP |
| socialgraph.acr.org | 2025-07-06 | 54.173.74.200 |
| accreditationpolicies.acr.org | 2025-11-06 | 162.159.140.147 |
| ailabsupport.acr.org | 2025-10-27 | 172.66.0.145 |
| triadsupport.acr.org | 2025-08-04 | 162.159.140.147 |
| accreditationsupport.acr.org | 2025-08-14 | 162.159.140.147 |
| cipsupport.acr.org | 2026-01-06 | 162.159.140.147 |
| acrsupport.acr.org | 2025-08-19 | 172.66.0.145 |
| chaptersupport.acr.org | 2025-12-27 | 172.66.0.145 |
| radssupport.acr.org | 2025-10-23 | 172.66.0.145 |
| cortexsupport.acr.org | 2025-10-26 | 162.159.140.147 |
| socialgraphapi-dev.acr.org | 2025-10-20 | 100.28.104.167 |