| Date | IP Address |
| 2025-01-22 | 35.190.3.114 (ClassC) |
| Date | Domain | IP |
| payment-api.sys-gamma.yulon-group.com | 2024-11-25 | 35.186.203.193 |
| payment.sys-gamma.yulon-group.com | 2024-11-25 | 35.186.195.182 |
| sso-mgmt-api.sys-beta.yulon-group.com | 2025-01-22 | 35.190.3.114 |
| id.sys.yulon-group.com | 2024-11-25 | 35.186.217.66 |
| payment-api.sys.yulon-group.com | 2025-01-22 | 35.186.248.0 |
| sso-vendor-api.sys-sandbox.yulon-group.com | 2025-01-22 | 35.190.68.116 |