| Date | IP Address |
| 2019-10-03 | 172.232.13.49 (ClassC) |
| 2020-01-11 | 23.56.169.34 (ClassC) |
| 2022-06-15 | 23.41.4.87 (ClassC) |
| 2024-06-25 | 23.46.17.57 (ClassC) |
| 2024-07-29 | 23.55.167.10 (ClassC) |
| 2024-08-14 | 23.46.17.13 (ClassC) |
| 2024-09-01 | 23.46.17.7 (ClassC) |
| 2024-09-09 | 23.54.19.97 (ClassC) |
| 2024-10-03 | 23.46.228.177 (ClassC) |
| 2024-10-21 | 23.46.17.11 (ClassC) |
| 2024-11-23 | 23.46.17.54 (ClassC) |
| 2025-01-13 | 23.46.228.166 (ClassC) |
| Date | Domain | IP |
| nsc.hk.linde.com | 2024-06-13 | 23.46.17.13 |
| www.nsc.hk.linde.com | 2024-06-25 | 23.46.17.57 |