| Date | IP Address |
| 2019-05-16 | 34.241.202.244 (ClassC) |
| 2019-07-12 | 54.72.40.122 (ClassC) |
| 2023-11-01 | 54.76.108.51 (ClassC) |
| 2024-07-22 | 34.240.154.225 (ClassC) |
| 2024-08-17 | 63.34.26.209 (ClassC) |
| 2024-11-25 | 52.212.100.117 (ClassC) |
| 2025-03-18 | 52.210.199.54 (ClassC) |
| 2025-04-24 | 52.212.182.9 (ClassC) |
| 2025-04-30 | 52.17.133.137 (ClassC) |
| 2025-05-09 | 34.241.72.127 (ClassC) |
| Date | Domain | IP |
| lb1.symposium.events | 2024-10-14 | 52.209.137.151 |
| murcia.symposium.events | 2025-04-30 | 34.243.4.233 |
| api.symposium.events | 2025-05-08 | 145.239.14.241 |
| symapp.symposium.events | 2024-10-09 | 54.74.48.121 |
| sir.symposium.events | 2024-08-16 | 52.210.57.163 |
| certbot.symposium.events | 2024-09-08 | 34.249.94.98 |
| www.symposium.events | 2023-11-01 | 54.76.108.51 |