| Date | IP Address |
| 2016-10-23 | 104.106.10.92 (ClassC) |
| 2019-11-29 | 23.35.140.177 (ClassC) |
| 2020-06-07 | 23.201.76.164 (ClassC) |
| 2023-08-25 | 23.39.21.98 (ClassC) |
| 2024-07-30 | 23.45.0.66 (ClassC) |
| 2024-11-24 | 23.218.184.81 (ClassC) |
| 2025-01-13 | 184.31.196.82 (ClassC) |
| 2025-09-16 | 184.27.178.84 (ClassC) |
| 2026-03-05 | 184.28.2.77 (ClassC) |
| Date | Domain | IP |
| api.sit2.loyalty.marksandspencer.services | 2025-05-18 | 95.101.163.183 |
| api.stage.loyalty.marksandspencer.services | 2024-12-22 | 23.39.21.2 |
| api.loyalty.marksandspencer.services | 2023-08-25 | 23.39.21.98 |