| Date | IP Address |
| 2021-03-08 | 104.22.78.160 (ClassC) |
| 2023-08-04 | 104.18.2.85 (ClassC) |
| 2023-08-15 | 104.18.3.85 (ClassC) |
| 2024-06-24 | 172.64.148.201 (ClassC) |
| 2024-07-29 | 104.18.39.55 (ClassC) |
| 2024-08-08 | 104.18.4.248 (ClassC) |
| 2025-04-26 | 172.64.147.196 (ClassC) |
| 2026-02-09 | 104.18.40.60 (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 | 2025-07-16 | 185.151.204.202 |
| 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 |