210.51.45.0/24 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 |
|---|---|---|---|---|---|
| AS9929 China Unicom Industrial Internet Backbone | RPKI valid | 33 | 34549100999929 | 2026-09-18 | 2026-09-24 |
| AS138421 China Unicom | RPKI valid | 8 | 34927566554837138421 | 2026-09-18 | 2026-09-24 |
RPKI
2 ROAs cover this prefix
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 210.51.0.0/16
- RIR
- APNIC
- Country
- 🇨🇳 CN
- Status
- allocated
- Allocated
- 2000-10-11
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 210.51.0.0/16 v4 | AS9929 China Unicom Industrial Internet Backbone | no ROA | 41 | 34549100999929 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-09-23 19:10:48Z | origin change | AS138421 → AS9929 | 14035777019929 |
| 2026-09-23 19:10:42Z | origin change | AS9929 → AS138421 | 14035777014837138421 |
| 2026-09-23 17:07:21Z | origin change | AS138421 → AS9929 | 14035777019929 |
| 2026-09-23 17:07:03Z | origin change | AS9929 → AS138421 | 14035777014837138421 |
| 2026-09-22 09:00:29Z | origin change | AS138421 → AS9929 | 8521749929 |
| 2026-09-22 08:54:07Z | origin change | AS9929 → AS138421 | 333312574837138421 |
| 2026-09-22 00:06:18Z | origin change | AS138421 → AS9929 | 3288403277271749929 |
| 2026-09-21 09:21:46Z | origin change | AS9929 → AS138421 | 46081221463764614837138421 |
| 2026-09-21 09:18:09Z | origin change | AS138421 → AS9929 | 460875752914100999929 |
| 2026-09-21 08:52:06Z | origin change | AS9929 → AS138421 | 46081221463764614837138421 |
| 2026-09-18 10:11:09Z | origin change | AS138421 → AS9929 | 35493356100999929 |