218.199.0.0/16 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 | 41 | 237644538 | 2026-09-18 | 2026-09-30 |
| AS24358 CERNET2 IX at Huazhong University of Science and Technology | no ROA | 1 | 3822923855766023911453824358 | 2026-09-18 | 2026-09-30 |
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
- 218.196.0.0/14
- RIR
- APNIC
- Country
- 🇨🇳 CN
- Status
- allocated
- Allocated
- 2002-01-21
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 218.192.0.0/13 v4 | AS4538 China Education and Research Network Center | no ROA | 46 | 244824538 | 2026-09-18 |
More specific routes
17 announced prefixes inside this one
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-09-27 18:26:10Z | origin change | AS24358 → AS4538 | 85232572376445384538 |
| 2026-09-27 16:58:42Z | origin change | AS4538 → AS24358 | 3822923855766023911453824358 |
| 2026-09-25 17:02:52Z | origin change | AS24358 → AS4538 | 85232572376445384538 |
| 2026-09-25 17:00:14Z | origin change | AS4538 → AS24358 | 3822923855766023911453824358 |
| 2026-09-18 04:44:27Z | origin change | AS24358 → AS4538 | 2376445384538 |