| Date | IP Address |
| 2024-02-21 | 23.209.27.152 (ClassC) |
| 2024-09-28 | 23.202.204.212 (ClassC) |
| 2025-05-05 | 23.196.145.172 (ClassC) |
| 2025-05-13 | 104.92.251.103 (ClassC) |
| 2026-02-19 | 23.196.193.197 (ClassC) |
| Date | Domain | IP |
| pdpone.syfpayments.com | 2024-02-21 | 23.209.27.152 |
| config.syfpayments.com | 2023-08-25 | 23.202.204.212 |
| developer.syfpayments.com | 2024-02-21 | 23.209.27.152 |
| widgets.syfpayments.com | 2024-04-19 | 23.213.23.167 |
| reports.syfpayments.com | 2024-02-21 | 23.209.27.152 |
| pdpcheckout.syfpayments.com | 2023-08-25 | 23.202.204.212 |