| Date | IP Address |
| 2016-10-14 | 52.84.66.28 (ClassC) |
| 2017-05-17 | 52.84.56.35 (ClassC) |
| 2023-12-20 | 99.84.66.62 (ClassC) |
| 2024-07-18 | 99.84.66.72 (ClassC) |
| 2024-08-08 | 99.84.66.110 (ClassC) |
| 2025-06-07 | 99.84.66.36 (ClassC) |
| 2025-06-12 | 3.165.160.125 (ClassC) |
| 2026-01-26 | 3.163.24.90 (ClassC) |
| Date | Domain | IP |
| 01.spencerstuart.co.uk | 2024-07-26 | 99.84.66.62 |
| 2eb8aef286484eab9482168b0c5eb936.spencerstuart.co.uk | 2024-12-03 | 3.165.160.81 |
| membership.spencerstuart.co.uk | 2024-06-29 | 99.84.66.36 |
| databases.spencerstuart.co.uk | 2024-07-10 | 99.84.66.110 |
| www.spencerstuart.co.uk | 2023-12-20 | 99.84.66.62 |