| Date | IP Address |
| 2013-04-01 | 208.44.23.113 (ClassC) |
| 2013-04-18 | 107.14.43.176 (ClassC) |
| 2017-10-29 | 23.63.226.155 (ClassC) |
| 2018-03-02 | 65.153.18.122 (ClassC) |
| 2018-03-24 | 23.48.208.83 (ClassC) |
| 2024-09-21 | 23.53.122.136 (ClassC) |
| 2025-04-09 | 23.32.75.21 (ClassC) |
| Date | Domain | IP |
| kca.nick.co.kr | 2014-12-26 | 165.254.206.105 |
| download.nick.co.kr | 2013-04-18 | 107.14.43.176 |
| www.nick.co.kr | 2025-02-21 | 54.68.182.72 |