| Date | IP Address |
| 2023-08-27 | 104.26.1.237 (ClassC) |
| 2023-10-16 | 172.67.72.86 (ClassC) |
| 2024-09-02 | 75.2.70.75 (ClassC) |
| 2025-01-12 | 99.83.190.102 (ClassC) |
| Date | Domain | IP |
| ablink.email.ynab.com | 2024-04-26 | 172.67.72.86 |
| app.ynab.com | 2024-01-11 | 3.220.57.224 |
| www.ynab.com | 2023-08-18 | 104.26.0.237 |