| Date | IP Address |
| 2021-04-20 | 54.148.46.254 (ClassC) |
| 2022-01-15 | 54.149.87.139 (ClassC) |
| 2022-05-11 | 34.208.81.66 (ClassC) |
| 2022-10-28 | 52.89.108.7 (ClassC) |
| 2023-09-01 | 44.239.8.204 (ClassC) |
| 2023-09-13 | 54.200.225.92 (ClassC) |
| 2024-07-22 | 44.236.196.163 (ClassC) |
| 2024-08-31 | 35.167.208.210 (ClassC) |
| 2024-09-09 | 44.242.131.149 (ClassC) |
| 2024-12-16 | 35.80.198.214 (ClassC) |
| 2025-03-04 | 52.33.19.193 (ClassC) |
| 2025-05-03 | 52.38.156.79 (ClassC) |
| 2025-05-08 | 54.148.141.243 (ClassC) |
| 2025-09-03 | 34.215.160.161 (ClassC) |
| 2025-09-13 | 35.164.102.82 (ClassC) |
| 2025-10-16 | 35.85.202.49 (ClassC) |
| 2026-01-25 | 54.191.33.56 (ClassC) |
| Date | Domain | IP |
| internal.infra.alto.com | 2024-11-25 | 44.241.9.85 |
| sentry.infra.alto.com | 2024-07-22 | 44.236.196.163 |
| prod.alto.com | 2025-12-31 | 44.235.176.34 |
| api.prod.alto.com | 2026-01-11 | 35.80.255.77 |
| growthbook-api.prod.alto.com | 2025-11-22 | 35.167.79.205 |
| assets.prod.alto.com | 2024-01-08 | 18.161.6.29 |
| blog.alto.com | 2024-07-13 | 35.80.241.220 |
| stg.alto.com | 2024-11-25 | 44.225.182.19 |
| assets.stg.alto.com | 2025-05-22 | 13.224.14.68 |
| api.alto.com | 2025-10-21 | 52.36.122.170 |
| m.alto.com | 2025-12-31 | 44.230.115.150 |
| ethics.alto.com | 2024-07-16 | 35.80.241.220 |
| patients.alto.com | 2025-12-31 | 44.235.176.34 |
| www.alto.com | 2025-12-23 | 52.223.52.2 |