| Date | IP Address |
| 2023-07-27 | 18.221.43.228 (ClassC) |
| 2025-09-07 | 172.66.40.43 (ClassC) |
| 2026-02-23 | 172.66.43.213 (ClassC) |
| Date | Domain | IP |
| sso.nexbillpay.net | 2025-09-12 | 172.66.43.213 |
| new.nexbillpay.net | 2025-05-05 | 172.66.40.43 |
| www.nexbillpay.net | 2025-09-07 | 172.66.40.43 |