| Date | IP Address |
| 2024-08-31 | 157.185.169.206 (ClassC) |
| 2024-12-06 | 138.113.24.64 (ClassC) |
| 2025-06-04 | 157.185.156.194 (ClassC) |
| 2025-07-25 | 157.185.175.102 (ClassC) |
| 2025-11-22 | 157.185.145.100 (ClassC) |
| Date | Domain | IP |
| dpdcs2.4399sy.com.hk | 2024-08-29 | 157.185.169.206 |
| a.4399sy.com.hk | 2025-02-26 | 157.185.145.100 |
| sy-cdnpkg.4399sy.com.hk | 2023-07-20 | 157.185.169.206 |
| scenter1-mix-tw-rxjh.4399sy.com.hk | 2025-09-08 | 175.97.133.95 |
| pcsdk.4399sy.com.hk | 2025-07-26 | 157.185.145.100 |
| fnsdk.4399sy.com.hk | 2025-08-14 | 157.185.145.100 |
| sy-cdnres.4399sy.com.hk | 2025-03-04 | 140.150.36.51 |
| www.4399sy.com.hk | 2024-08-31 | 157.185.169.206 |