| Date | IP Address |
| 2021-11-21 | 52.0.216.150 (ClassC) |
| 2024-08-29 | 34.231.2.225 (ClassC) |
| 2024-11-25 | 34.205.70.242 (ClassC) |
| 2024-11-25 | 34.227.188.116 (ClassC) |
| 2025-10-28 | 100.26.76.124 (ClassC) |
| 2025-11-29 | 52.2.241.37 (ClassC) |
| 2025-12-13 | 34.193.207.35 (ClassC) |
| 2026-01-28 | 98.83.167.80 (ClassC) |
| Date | Domain | IP |
| ns1.copel.com | 2025-10-19 | 200.1.114.72 |
| ri.copel.com | 2025-10-28 | 100.26.76.124 |
| www.copel.com | 2025-05-19 | 200.1.114.85 |