173.21.120.0/21
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-08-06 | Current | AS30036 | Mediacom Communications Corp |
| 2026-06-13 | 2026-07-07 | AS30036 | Mediacom Communications Corp |
173.21.120.0/21Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-08-06 | Current | AS30036 | Mediacom Communications Corp |
| 2026-06-13 | 2026-07-07 | AS30036 | Mediacom Communications Corp |