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 | 32 | 34549100999929 | 2026-09-18 | 2026-10-08 |
| AS138421 China Unicom | RPKI valid | 9 | 34927566554837138421 | 2026-09-18 | 2026-10-08 |
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 |
|---|---|---|---|
| 2026-10-08 11:59:39Z | origin change | AS9929 → AS138421 | 2950439392338914837138421 |
| 2026-10-07 17:57:07Z | origin change | AS138421 → AS9929 | 202051749929 |
| 2026-10-07 17:55:05Z | origin change | AS9929 → AS138421 | 491345335669394837138421 |
| 2026-10-07 13:59:02Z | origin change | AS138421 → AS9929 | 37721100999929 |
| 2026-10-07 10:25:43Z | origin change | AS9929 → AS138421 | 2950439392338914837138421 |
| 2026-10-07 08:59:58Z | origin change | AS138421 → AS9929 | 481853356100999929 |
| 2026-10-07 08:43:47Z | origin change | AS9929 → AS138421 | 35493356483748374837138421 |
| 2026-10-03 13:31:04Z | origin change | AS138421 → AS9929 | 37721100999929 |
| 2026-10-03 09:20:03Z | origin change | AS9929 → AS138421 | 59919127794837138421 |
| 2026-10-03 04:48:27Z | origin change | AS138421 → AS9929 | 3288403277271749929 |
| 2026-10-03 04:11:52Z | origin change | AS9929 → AS138421 | 46081221463764614837138421 |
| 2026-10-02 18:16:19Z | origin change | AS138421 → AS9929 | 3288403277271749929 |
| 2026-10-02 15:22:30Z | origin change | AS9929 → AS138421 | 59919127794837138421 |
| 2026-10-02 11:37:24Z | origin change | AS138421 → AS9929 | 460875752914100999929 |
| 2026-10-02 11:36:55Z | origin change | AS9929 → AS138421 | 46081221463764614837138421 |
| 2026-10-01 06:48:14Z | origin change | AS138421 → AS9929 | 8521749929 |
| 2026-10-01 05:02:32Z | origin change | AS9929 → AS138421 | 46081221463764614837138421 |
| 2026-09-30 11:43:28Z | origin change | AS138421 → AS9929 | 8521749929 |
| 2026-09-30 11:11:31Z | origin change | AS9929 → AS138421 | 333312734837138421 |
| 2026-09-29 13:31:05Z | origin change | AS138421 → AS9929 | 29504159351749929 |
| 2026-09-29 13:06:07Z | origin change | AS9929 → AS138421 | 2950439392338914837138421 |
| 2026-09-25 13:04:50Z | origin change | AS138421 → AS9929 | 8521749929 |
| 2026-09-25 10:59:39Z | origin change | AS9929 → AS138421 | 216285828067624837138421 |