51.19.136.0/21
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-09-20 | Current | AS6079 | Astound (fka. RCN) |
| 2026-09-09 | 2026-09-19 | AS6079 | Astound (fka. RCN) |
51.19.136.0/21Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-09-20 | Current | AS6079 | Astound (fka. RCN) |
| 2026-09-09 | 2026-09-19 | AS6079 | Astound (fka. RCN) |