| Date | IP Address |
| 2025-09-23 | 185.151.204.203 (ClassC) |
| 2026-02-09 | 185.151.204.202 (ClassC) |
| Date | Domain | IP |
| secure.quadpay.com | 2025-09-16 | 13.107.253.70 |
| admin-ci.quadpay.com | 2025-09-29 | 13.90.143.69 |
| docs-ci.quadpay.com | 2026-02-03 | 13.90.143.69 |
| api.quadpay.com | 2025-09-21 | 13.107.246.70 |
| link.quadpay.com | 2025-09-23 | 185.151.204.203 |
| cdn.quadpay.com | 2025-01-12 | 152.195.19.97 |
| hello.quadpay.com | 2025-05-10 | 3.211.84.90 |
| bounces.quadpay.com | 2023-09-29 | 54.245.105.162 |
| widgets.quadpay.com | 2024-06-03 | 104.18.39.55 |
| assets.quadpay.com | 2023-08-16 | 104.18.3.85 |
| help.merchant.quadpay.com | 2024-08-30 | 23.46.17.24 |
| login-dev.quadpay.com | 2024-06-09 | 172.64.144.78 |
| www.quadpay.com | 2023-08-04 | 104.18.2.85 |
| cdn-sandbox.quadpay.com | 2025-01-15 | 152.195.19.97 |
| shopify.quadpay.com | 2025-09-13 | 13.107.253.70 |