| Date | IP Address |
| 2025-06-21 | 104.18.36.227 (ClassC) |
| 2025-10-25 | 172.64.151.29 (ClassC) |
| Date | Domain | IP |
| g17p01.api.prod.blackline.com | 2025-07-11 | 109.235.99.158 |
| g17s01.api.prod.blackline.com | 2025-09-11 | 109.235.99.142 |
| production-na-dr-gke.api.prod.blackline.com | 2025-09-09 | 35.190.81.159 |
| production-na-gke-external.api.prod.blackline.com | 2025-04-03 | 104.18.36.227 |
| production-eu-gke-external.api.prod.blackline.com | 2025-07-02 | 172.64.151.29 |
| sandbox-eu-gke-external.api.prod.blackline.com | 2025-06-21 | 104.18.36.227 |