| Date | IP Address |
| 2020-02-20 | 52.85.79.27 (ClassC) |
| 2020-05-11 | 13.227.47.33 (ClassC) |
| 2020-05-11 | 13.227.47.74 (ClassC) |
| 2020-06-22 | 52.84.53.55 (ClassC) |
| 2020-06-22 | 52.84.53.62 (ClassC) |
| 2020-06-23 | 99.84.104.129 (ClassC) |
| 2020-06-23 | 99.84.104.25 (ClassC) |
| 2020-09-11 | 99.84.174.21 (ClassC) |
| 2020-09-11 | 99.84.174.86 (ClassC) |
| 2020-09-11 | 99.84.174.103 (ClassC) |
| 2021-07-24 | 65.8.48.105 (ClassC) |
| 2021-07-24 | 65.8.48.49 (ClassC) |
| 2022-09-01 | 13.32.164.116 (ClassC) |
| 2024-06-28 | 99.84.66.114 (ClassC) |
| 2024-07-23 | 99.84.66.41 (ClassC) |
| 2024-12-11 | 18.161.6.110 (ClassC) |
| 2025-01-16 | 18.65.229.27 (ClassC) |
| 2025-04-21 | 18.65.229.3 (ClassC) |
| 2025-06-18 | 99.84.66.60 (ClassC) |
| Date | Domain | IP |
| auth.epb.digital.communities.gov.uk | 2024-07-10 | 18.161.6.11 |
| api.epb.digital.communities.gov.uk | 2024-10-08 | 3.163.165.81 |
| find-energy-certificate.digital.communities.gov.uk | 2024-06-19 | 99.84.66.106 |
| getting-new-energy-certificate.digital.communities.gov.uk | 2024-05-19 | 99.84.66.106 |
| auth.epb-staging.digital.communities.gov.uk | 2024-08-10 | 99.84.66.31 |
| api.epb-staging.digital.communities.gov.uk | 2025-05-17 | 99.84.66.127 |
| find-energy-certificate-staging.digital.communities.gov.uk | 2024-03-16 | 3.163.24.124 |
| auth.epb-integration.digital.communities.gov.uk | 2024-06-28 | 99.84.66.114 |
| api.epb-integration.digital.communities.gov.uk | 2024-08-14 | 3.163.24.21 |
| find-energy-certificate-integration.digital.communities.gov.uk | 2024-08-18 | 52.84.162.93 |