178.21.156.0/23
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-08-26 | Current | AS42656 | Allegro sp. z o.o. |
| 2026-07-03 | 2026-08-26 | AS31621 | Allegro sp. z o.o. |
178.21.156.0/23Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-08-26 | Current | AS42656 | Allegro sp. z o.o. |
| 2026-07-03 | 2026-08-26 | AS31621 | Allegro sp. z o.o. |