| Date | IP Address |
| 2019-08-10 | 212.18.237.75 (ClassC) |
| 2019-10-08 | 5.101.174.56 (ClassC) |
| 2019-11-15 | 138.128.174.10 (ClassC) |
| 2021-10-01 | 98.142.97.194 (ClassC) |
| 2025-03-06 | 104.152.222.128 (ClassC) |
| 2025-12-10 | 155.254.26.68 (ClassC) |
| 2026-01-26 | 192.158.239.165 (ClassC) |
| Date | Domain | IP |
| webdisk.pc.edu.lk | 2025-05-16 | 104.152.222.128 |
| cpanel.pc.edu.lk | 2025-05-14 | 104.152.222.128 |
| mail.pc.edu.lk | 2025-05-15 | 104.152.222.128 |
| webmail.pc.edu.lk | 2025-03-06 | 104.152.222.128 |
| www.pc.edu.lk | 2025-03-05 | 104.152.222.128 |