| Date | IP Address |
| 2022-07-01 | 54.220.87.208 (ClassC) |
| 2023-10-22 | 54.195.221.239 (ClassC) |
| 2024-11-25 | 54.217.141.152 (ClassC) |
| 2024-11-26 | 34.247.200.0 (ClassC) |
| 2024-12-04 | 46.137.61.80 (ClassC) |
| 2024-12-23 | 63.33.82.68 (ClassC) |
| 2025-01-01 | 52.31.101.66 (ClassC) |
| 2025-01-21 | 34.253.102.160 (ClassC) |
| 2025-01-23 | 63.34.158.138 (ClassC) |
| 2025-01-29 | 54.77.106.205 (ClassC) |
| 2025-06-15 | 52.210.103.114 (ClassC) |
| 2025-06-18 | 52.30.8.7 (ClassC) |
| 2025-08-22 | 52.17.68.39 (ClassC) |
| 2025-08-31 | 52.215.81.82 (ClassC) |
| 2025-10-15 | 54.216.93.172 (ClassC) |
| 2025-11-30 | 54.76.214.94 (ClassC) |
| 2025-12-18 | 108.128.169.64 (ClassC) |
| 2026-01-06 | 34.254.120.196 (ClassC) |
| Date | Domain | IP |
| serviceportal.firstgroup.co.uk | 2025-12-19 | 162.159.140.147 |
| s4-dev.firstgroup.co.uk | 2024-11-25 | 34.250.74.147 |
| www.firstgroup.co.uk | 2024-11-25 | 34.254.137.4 |