| Date | IP Address |
| 2019-10-16 | 207.45.187.1 (ClassC) |
| 2025-12-01 | 103.13.50.60 (ClassC) |
| Date | Domain | IP |
| webdisk.jnc.com.hk | 2025-08-01 | 103.13.50.60 |
| cpanel.jnc.com.hk | 2025-09-15 | 103.13.50.60 |
| mail.jnc.com.hk | 2025-09-13 | 188.166.241.231 |
| webmail.jnc.com.hk | 2025-12-01 | 103.13.50.60 |
| cpcalendars.jnc.com.hk | 2025-08-10 | 103.13.50.60 |
| cpcontacts.jnc.com.hk | 2025-09-17 | 103.13.50.60 |
| www.jnc.com.hk | 2024-08-09 | 172.67.137.116 |