199.9.81.0/24
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-11-11 | Current | AS3472 | United States Department of Defense (DoD) |
| 2026-10-23 | 2026-11-11 | AS3471 | United States Department of Defense (DoD) |
| 2026-10-22 | 2026-10-23 | AS3472 | United States Department of Defense (DoD) |
| 2026-10-21 | 2026-10-22 | AS3471 | United States Department of Defense (DoD) |
| 2026-10-14 | 2026-10-21 | AS3472 | United States Department of Defense (DoD) |
| 2026-09-18 | 2026-10-14 | AS3471 | United States Department of Defense (DoD) |
| 2026-08-12 | 2026-09-18 | AS3472 | United States Department of Defense (DoD) |
| 2026-08-08 | 2026-08-12 | AS3471 | United States Department of Defense (DoD) |
| 2026-06-13 | 2026-08-08 | AS3472 | United States Department of Defense (DoD) |