| Date | IP Address |
| 2019-05-01 | 52.208.141.186 (ClassC) |
| 2022-03-24 | 34.255.247.6 (ClassC) |
| 2022-07-25 | 54.155.94.167 (ClassC) |
| 2022-08-11 | 52.210.141.19 (ClassC) |
| 2023-04-14 | 34.252.185.205 (ClassC) |
| 2024-01-26 | 52.51.169.172 (ClassC) |
| 2024-05-30 | 3.8.253.184 (ClassC) |
| 2024-06-13 | 18.132.238.252 (ClassC) |
| 2024-07-30 | 18.135.133.22 (ClassC) |
| 2024-11-24 | 13.43.64.195 (ClassC) |
| 2025-03-24 | 52.56.165.220 (ClassC) |
| 2025-09-05 | 3.11.180.8 (ClassC) |
| 2025-11-18 | 18.170.83.179 (ClassC) |
| 2025-12-01 | 18.170.175.32 (ClassC) |
| 2026-03-05 | 35.178.41.158 (ClassC) |
| Date | Domain | IP |
| msf-main-tot-stg.pier4.catalyst-eu.net | 2025-11-17 | 52.18.179.16 |
| prod.ce.catalyst-eu.net | 2026-01-03 | 52.208.94.72 |
| learning.prod.ce.catalyst-eu.net | 2026-01-03 | 63.34.79.145 |
| train.ocr.prod.ce.catalyst-eu.net | 2026-01-03 | 52.208.94.72 |
| teachercourses.prod.ce.catalyst-eu.net | 2026-01-03 | 63.34.79.145 |
| analytics.euoffice.catalyst-eu.net | 2025-01-26 | 3.163.189.87 |
| qmul-moodle-prod.qmul.catalyst-eu.net | 2025-12-25 | 52.56.221.174 |
| qmul-moodle-staging.qmul.catalyst-eu.net | 2026-01-08 | 13.43.17.99 |
| www.catalyst-eu.net | 2024-07-30 | 18.168.178.178 |