| Date | IP Address |
| 2023-12-23 | 107.20.137.78 (ClassC) |
| 2024-04-15 | 18.213.145.121 (ClassC) |
| 2025-01-09 | 34.238.77.35 (ClassC) |
| 2025-02-08 | 34.200.150.53 (ClassC) |
| 2025-09-14 | 18.233.177.162 (ClassC) |
| 2025-12-02 | 54.227.164.178 (ClassC) |
| 2025-12-31 | 52.70.92.101 (ClassC) |
| 2026-01-26 | 44.219.174.147 (ClassC) |
| Date | Domain | IP |
| na1.echosignawspreview.com | 2024-11-25 | 34.200.150.53 |
| eu1.echosignawspreview.com | 2025-02-28 | 3.74.21.68 |
| eu2.echosignawspreview.com | 2025-09-07 | 4.175.26.113 |
| sharepointonline.echosignawspreview.com | 2023-12-23 | 104.70.127.5 |
| vi.echosignawspreview.com | 2024-12-28 | 3.216.173.38 |
| na1.vi.echosignawspreview.com | 2024-12-28 | 3.216.173.38 |
| na1.snapshot.echosignawspreview.com | 2024-11-25 | 34.238.77.35 |
| eu1.snapshot.echosignawspreview.com | 2024-11-18 | 34.200.150.53 |
| eu2.snapshot.echosignawspreview.com | 2024-11-25 | 18.233.177.162 |
| www.echosignawspreview.com | 2023-12-23 | 107.20.137.78 |