| Date | IP Address |
| 2022-09-08 | 3.228.26.197 (ClassC) |
| 2025-10-16 | 44.195.234.146 (ClassC) |
| Date | Domain | IP |
| uat1.epic.ecmc.org | 2025-03-23 | 35.170.172.215 |
| secureauth.ecmc.org | 2025-10-16 | 44.195.234.146 |
| mail.ecmc.org | 2013-05-16 | 208.42.188.13 |
| prd0.olr.ecmc.org | 2025-10-02 | 34.192.201.105 |
| borroweraccess.ecmc.org | 2024-11-25 | 23.21.198.234 |
| tst.borroweraccess.ecmc.org | 2024-11-24 | 54.236.219.183 |
| dev.borroweraccess.ecmc.org | 2024-11-24 | 44.212.148.253 |
| www.ecmc.org | 2024-11-25 | 162.159.140.127 |