| Date | IP Address |
| 2022-02-11 | 108.156.120.106 (ClassC) |
| 2024-03-21 | 172.66.40.103 (ClassC) |
| 2024-04-26 | 172.66.43.153 (ClassC) |
| 2024-06-04 | 104.21.13.200 (ClassC) |
| 2024-08-14 | 39.127.249.30 (ClassC) |
| 2025-04-25 | 172.66.40.157 (ClassC) |
| 2025-08-10 | 172.66.43.99 (ClassC) |
| Date | Domain | IP |
| ans1.mcok.co.kr | 2025-07-04 | 205.251.197.237 |
| ns2.mcok.co.kr | 2024-10-20 | 162.159.25.101 |
| ans2.mcok.co.kr | 2025-05-08 | 205.251.192.86 |
| ans4.mcok.co.kr | 2025-05-10 | 205.251.194.60 |
| ns.mcok.co.kr | 2025-05-29 | 162.159.25.200 |
| www.mcok.co.kr | 2023-12-01 | 172.66.40.103 |