| Date | IP Address |
| 2019-04-05 | 3.212.40.107 (ClassC) |
| 2019-08-08 | 34.239.57.48 (ClassC) |
| 2019-09-19 | 3.220.152.5 (ClassC) |
| 2019-10-06 | 18.233.199.81 (ClassC) |
| 2019-10-20 | 3.218.1.76 (ClassC) |
| 2019-10-30 | 3.233.179.34 (ClassC) |
| 2024-12-28 | 3.216.173.38 (ClassC) |
| 2025-04-27 | 44.215.241.48 (ClassC) |
| 2025-12-02 | 54.243.149.129 (ClassC) |
| 2025-12-31 | 35.153.64.27 (ClassC) |
| 2026-01-26 | 23.20.216.115 (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 |