202.121.81.0/24
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-06-13 | 2026-06-19 | AS4538 | China Education and Research Network Center |
202.121.81.0/24Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-06-13 | 2026-06-19 | AS4538 | China Education and Research Network Center |