210.30.0.0/16 no ROA 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 |
|---|---|---|---|---|---|
| AS4538 China Education and Research Network Center | no ROA | 14 | 244824538 | 2026-09-18 | 2026-09-25 |
| AS24369 CERNET2 IX at Northeast University | no ROA | 2 | 3822923855766023911453824369 | 2026-09-18 | 2026-09-25 |
RPKI
No ROA covers this prefix
No ROA covers this prefix, so origin validation returns "unknown". That is not a fault; most of the table is still unsigned.
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 210.28.0.0/14
- RIR
- APNIC
- Country
- 🇨🇳 CN
- Status
- allocated
- Allocated
- 1998-08-31
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 210.28.0.0/14 v4 | AS4538 China Education and Research Network Center | no ROA | 47 | 244824538 | 2026-09-18 |
More specific routes
30 announced prefixes inside this one
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-09-24 01:14:39Z | origin change | AS24369 → AS4538 | 333311032096545384538 |
| 2026-09-23 23:07:58Z | origin change | AS4538 → AS24369 | 3333110320965244902448923911453824369 |
| 2026-09-22 11:29:51Z | origin change | AS24369 → AS4538 | 5572023764413445384538 |
| 2026-09-22 11:24:50Z | origin change | AS4538 → AS24369 | 46087575244902448923911453824369 |
| 2026-09-22 11:16:58Z | origin change | AS24369 → AS4538 | 2950415935495591583015412930446354538 |
| 2026-09-22 10:55:39Z | origin change | AS4538 → AS24369 | 46087575244902448923911453824369 |
| 2026-09-21 12:36:18Z | origin change | AS24369 → AS4538 | 496732076483594538 |
| 2026-09-21 08:47:28Z | origin change | AS4538 → AS24369 | 4608757511537766023911453824369 |
| 2026-09-18 08:32:48Z | origin change | AS24369 → AS4538 | 333311032096545384538 |