| Date | IP Address |
| 2021-12-04 | 52.8.245.187 (ClassC) |
| 2022-09-16 | 52.52.103.168 (ClassC) |
| 2024-02-21 | 204.236.135.26 (ClassC) |
| 2024-03-05 | 184.72.23.204 (ClassC) |
| 2024-04-05 | 52.52.241.129 (ClassC) |
| 2024-05-13 | 52.52.205.179 (ClassC) |
| 2024-06-14 | 204.236.189.48 (ClassC) |
| 2024-07-15 | 52.52.13.165 (ClassC) |
| 2024-07-30 | 52.52.14.176 (ClassC) |
| 2024-09-01 | 184.72.37.75 (ClassC) |
| 2024-09-14 | 18.144.104.115 (ClassC) |
| 2024-10-06 | 50.18.209.75 (ClassC) |
| 2024-11-08 | 52.52.164.23 (ClassC) |
| 2024-11-16 | 13.57.157.160 (ClassC) |
| 2024-12-16 | 52.52.44.249 (ClassC) |
| 2025-02-17 | 13.52.125.241 (ClassC) |
| 2025-04-19 | 52.8.204.149 (ClassC) |
| 2025-04-29 | 50.18.68.76 (ClassC) |
| 2025-06-27 | 52.53.74.240 (ClassC) |
| 2025-08-02 | 54.193.83.3 (ClassC) |
| Date | Domain | IP |
| api.shef.com | 2024-02-21 | 54.241.46.187 |
| email.shef.com | 2024-02-14 | 108.139.10.43 |
| help.shef.com | 2024-10-18 | 204.246.191.30 |
| t.shef.com | 2024-02-21 | 204.236.135.26 |
| www.shef.com | 2024-05-13 | 52.9.36.44 |