| Date | IP Address |
| 2021-11-05 | 23.201.218.9 (ClassC) |
| 2022-06-28 | 23.64.119.59 (ClassC) |
| 2025-11-02 | 23.59.88.72 (ClassC) |
| Date | Domain | IP |
| mso-middleware.mg.tsb.co.uk | 2023-08-26 | 96.17.221.184 |
| mso-digitalrateswitch.mg.tsb.co.uk | 2023-08-26 | 23.206.40.88 |
| mso-card-payment-ui.mg.tsb.co.uk | 2023-08-26 | 23.193.82.108 |
| mso-drs-card-payment-ui.mg.tsb.co.uk | 2023-08-26 | 96.17.221.184 |
| mso-middleware.00.t1.pro.mg.tsb.co.uk | 2023-08-26 | 104.100.73.111 |
| portfoliomanager.mg.tsb.co.uk | 2023-08-26 | 96.17.221.184 |
| mso-identityserver.mg.tsb.co.uk | 2023-08-26 | 23.206.40.88 |
| hf-mso-gateway-sts.uat.mg.tsb.co.uk | 2024-08-07 | 104.96.163.142 |
| uat-mso-gateway-proxy.uat.mg.tsb.co.uk | 2025-11-02 | 23.59.88.72 |
| intermediary.mg.tsb.co.uk | 2023-08-26 | 96.17.221.184 |
| mso-gateway-proxy.mg.tsb.co.uk | 2023-08-26 | 96.17.221.184 |