2001:4500:1000::/40
Origin history for this exact network block.
| From | Until | Origin ASN | Name at start |
|---|---|---|---|
| 2026-08-06 | 2026-08-08 | AS7539 | National Center for High-performance Computing |
| 2026-08-02 | 2026-08-05 | AS7539 | National Center for High-performance Computing |
| 2026-07-31 | 2026-08-01 | AS7539 | National Center for High-performance Computing |
| 2026-07-16 | 2026-07-30 | AS7539 | National Center for High-performance Computing |
| 2026-07-07 | 2026-07-15 | AS7539 | National Center for High-performance Computing |
| 2026-06-29 | 2026-07-06 | AS7539 | National Center for High-performance Computing |
| 2026-06-27 | 2026-06-28 | AS7539 | National Center for High-performance Computing |
| 2026-06-23 | 2026-06-25 | AS7539 | National Center for High-performance Computing |
| 2026-06-17 | 2026-06-22 | AS7539 | National Center for High-performance Computing |
| 2026-06-13 | 2026-06-16 | AS7539 | National Center for High-performance Computing |