199.31.96.0/21
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-08-12 | 2026-08-13 | AS749 | United States Department of Defense (DoD) |
| 2026-06-17 | Current | AS56 | United States Department of Defense (DoD) |
| 2026-06-16 | 2026-06-17 | AS749 | United States Department of Defense (DoD) |
| 2026-06-13 | 2026-06-16 | AS56 | United States Department of Defense (DoD) |