| Date | IP Address |
| 2021-08-24 | 13.249.135.21 (ClassC) |
| 2021-08-24 | 13.249.135.30 (ClassC) |
| 2021-08-24 | 13.249.135.52 (ClassC) |
| 2021-08-24 | 13.249.135.54 (ClassC) |
| 2021-11-15 | 99.84.64.60 (ClassC) |
| 2022-07-20 | 18.64.183.2 (ClassC) |
| 2024-11-25 | 18.161.6.54 (ClassC) |
| 2025-01-19 | 18.161.6.23 (ClassC) |
| 2025-01-29 | 3.163.165.44 (ClassC) |
| 2025-03-08 | 3.163.165.116 (ClassC) |
| 2025-04-14 | 18.161.6.17 (ClassC) |
| 2025-06-17 | 3.175.34.59 (ClassC) |
| Date | Domain | IP |
| engage.email.stage.sparkpost.corptech.nylcloud.com | 2025-01-29 | 52.84.162.127 |
| content.engage.email.sparkpost.corptech.nylcloud.com | 2021-08-24 | 13.249.135.21 |