| Date | IP Address |
| 2021-07-14 | 52.7.110.80 (ClassC) |
| 2021-07-14 | 3.211.199.67 (ClassC) |
| 2024-10-22 | 34.238.2.156 (ClassC) |
| 2024-12-12 | 98.83.224.229 (ClassC) |
| 2025-04-30 | 3.208.187.177 (ClassC) |
| 2025-06-17 | 54.196.167.97 (ClassC) |
| 2025-09-24 | 3.210.241.154 (ClassC) |
| 2025-09-29 | 3.209.53.120 (ClassC) |
| 2025-10-07 | 3.216.14.142 (ClassC) |
| Date | Domain | IP |
| autodiscover.frontlineed.com | 2024-08-22 | 52.96.113.216 |
| salesloft.frontlineed.com | 2025-09-24 | 3.210.241.154 |