| Date | IP Address |
| 2022-06-29 | 104.96.183.114 (ClassC) |
| 2025-11-24 | 23.216.147.194 (ClassC) |
| 2026-02-24 | 23.216.147.207 (ClassC) |
| Date | Domain | IP |
| staging.blu.com | 2025-01-05 | 23.46.228.170 |
| image.mail.blu.com | 2024-06-18 | 23.32.75.9 |
| click.mail.blu.com | 2024-03-09 | 23.192.230.5 |
| better.blu.com | 2025-02-06 | 104.46.38.245 |
| link.gr.blu.com | 2025-09-24 | 23.216.147.199 |
| preview.blu.com | 2025-11-24 | 23.216.147.194 |
| www.blu.com | 2024-03-14 | 23.44.175.105 |