| Date | IP Address |
| 2020-05-20 | 13.57.98.42 (ClassC) |
| 2023-02-03 | 52.9.60.15 (ClassC) |
| 2023-11-18 | 52.9.209.39 (ClassC) |
| 2024-03-19 | 13.57.148.108 (ClassC) |
| 2025-05-30 | 13.56.239.5 (ClassC) |
| 2025-05-30 | 52.9.238.17 (ClassC) |
| 2025-12-31 | 44.230.115.150 (ClassC) |
| 2026-01-25 | 44.252.253.233 (ClassC) |
| 2026-02-09 | 35.167.216.18 (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 |