137.227.144.0/22
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-08-14 | Current | AS5663 | Department of Interior United States Geological Survey |
| 2026-07-19 | 2026-08-13 | AS5663 | Department of Interior United States Geological Survey |
| 2026-07-08 | 2026-07-17 | AS5663 | Department of Interior United States Geological Survey |
| 2026-06-13 | 2026-07-07 | AS5663 | Department of Interior United States Geological Survey |