| Date | IP Address |
| 2024-06-03 | 54.94.219.191 (ClassC) |
| 2024-07-31 | 54.207.47.101 (ClassC) |
| 2024-11-06 | 54.233.118.163 (ClassC) |
| 2025-01-04 | 18.230.28.92 (ClassC) |
| 2025-04-03 | 52.67.207.183 (ClassC) |
| 2025-04-26 | 18.229.12.41 (ClassC) |
| 2025-05-02 | 18.228.180.164 (ClassC) |
| 2025-07-20 | 54.233.74.188 (ClassC) |
| 2025-09-01 | 54.207.156.108 (ClassC) |
| 2025-10-21 | 54.205.90.92 (ClassC) |
| 2026-01-08 | 174.129.227.122 (ClassC) |
| Date | Domain | IP |
| w2.ceisc.com.br | 2025-03-09 | 54.207.245.213 |
| ead.ceisc.com.br | 2024-09-06 | 18.229.32.191 |
| r.sendinblue.ceisc.com.br | 2025-08-14 | 1.179.112.196 |
| h.ceisc.com.br | 2025-09-02 | 18.228.20.151 |
| api.ceisc.com.br | 2024-04-18 | 54.232.147.222 |
| aovivo.ceisc.com.br | 2024-06-17 | 52.67.148.101 |
| lp.ceisc.com.br | 2024-06-03 | 54.94.219.191 |
| www.ceisc.com.br | 2023-10-13 | 52.67.193.48 |