123.58.240.0/20 RPKI valid MOAS
Announced by 2 different origins, which is either a deliberate multi-origin setup or a hijack.
This prefix is announced by more than one AS. Compare how many collector
peers see each origin below: a hijack is usually visible as a second
origin seen by far fewer peers than the legitimate one.
Origins
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS133119 China Unicom IP network | RPKI valid | 40 | 3454955114837133119 | 2026-09-18 | 2026-10-19 |
| AS4847 China Telecom Beijing Province Network | RPKI invalid | 2 | 557202376441344847 | 2026-09-18 | 2026-10-19 |
RPKI
1 ROA covers this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 123.58.240.0/20 | /20 | AS133119 | apnic | authorises it |
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 123.58.240.0/20
- RIR
- APNIC
- Country
- 🇨🇳 CN
- Status
- allocated
- Allocated
- 2007-01-16
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-15 19:46:33Z | origin change | AS4847 → AS133119 | 494324836212994837133119 |
| 2026-10-15 17:56:39Z | origin change | AS133119 → AS4847 | 5572023764413448474847 |
| 2026-10-15 00:10:09Z | origin change | AS4847 → AS133119 | 3288403277271744837133119 |
| 2026-10-14 18:06:43Z | origin change | AS133119 → AS4847 | 5572023764413448474847 |
| 2026-10-08 17:55:45Z | origin change | AS4847 → AS133119 | 6121869394837133119 |
| 2026-10-08 17:07:32Z | origin change | AS133119 → AS4847 | 5572023764413448474847 |
| 2026-10-07 17:57:40Z | origin change | AS4847 → AS133119 | 2020569394837133119 |
| 2026-10-07 17:57:29Z | origin change | AS133119 → AS4847 | 5572023764413448474847 |