| Date | IP Address |
| 2013-04-01 | 145.225.1.42 (ClassC) |
| 2021-01-09 | 23.41.8.40 (ClassC) |
| 2021-01-10 | 23.43.227.242 (ClassC) |
| 2021-08-13 | 184.31.67.239 (ClassC) |
| 2023-08-26 | 23.195.233.62 (ClassC) |
| 2024-03-15 | 23.59.207.158 (ClassC) |
| 2024-09-05 | 96.6.224.119 (ClassC) |
| 2024-12-28 | 23.198.148.142 (ClassC) |
| 2025-04-12 | 69.192.37.134 (ClassC) |
| 2025-06-19 | 104.90.240.105 (ClassC) |
| 2025-06-26 | 23.44.252.141 (ClassC) |
| 2025-09-13 | 23.222.149.133 (ClassC) |
| 2026-01-21 | 184.25.228.16 (ClassC) |
| Date | Domain | IP |
| myaccount.linde.sg | 2024-07-25 | 23.46.228.178 |
| www.linde.sg | 2024-12-28 | 23.198.148.142 |