120.92.176.0/21 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 |
|---|---|---|---|---|---|
| AS4811 China Telecom Shanghai IDC Network | RPKI valid | 28 | 701841344811 | 2026-09-18 | 2026-11-04 |
| AS17621 China Unicom Shanghai network | RPKI valid | 14 | 345495511483717621 | 2026-09-18 | 2026-11-04 |
RPKI
5 ROAs cover this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 120.92.176.0/21 | /21 | AS4811 | apnic | authorises it |
| 120.92.176.0/21 | /21 | AS17621 | apnic | wrong origin |
| 120.92.176.0/21 | /21 | AS59019 | apnic | wrong origin |
| 120.92.176.0/21 | /21 | AS137280 | apnic | wrong origin |
| 120.92.128.0/18 | /18 | AS59019 | apnic | wrong origin |
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 120.92.0.0/16
- RIR
- APNIC
- Country
- 🇨🇳 CN
- Status
- allocated
- Allocated
- 2008-04-01
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 120.92.128.0/18 v4 | AS59019 Beijing Kingsoft Cloud Internet Technology Co., Ltd | RPKI valid | 43 | 70184134481159019 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-11-05 00:43:24Z | origin change | AS17621 → AS4811 | 32884032772717441344811 |
| 2026-11-04 20:45:23Z | origin change | AS4811 → AS17621 | 206499345495511483717621 |
| 2026-11-04 15:30:38Z | origin change | AS17621 → AS4811 | 2132419002413441344811 |
| 2026-11-04 07:04:52Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-11-04 07:04:36Z | origin change | AS17621 → AS4811 | 496732048541344811 |
| 2026-11-04 06:54:30Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-11-02 20:39:02Z | origin change | AS17621 → AS4811 | 32884032772717441344811 |
| 2026-11-02 16:06:20Z | origin change | AS4811 → AS17621 | 5738142708483717621 |
| 2026-11-02 07:42:40Z | origin change | AS17621 → AS4811 | 557209930291441344811 |
| 2026-11-01 23:34:10Z | origin change | AS4811 → AS17621 | 5991912779483717621 |
| 2026-11-01 14:08:12Z | origin change | AS4811 → AS17621 | 206499345495511483717621 |
| 2026-11-01 14:07:28Z | origin change | AS17621 → AS4811 | 32884032772717441344811 |
| 2026-11-01 13:31:03Z | origin change | AS4811 → AS17621 | 206499345495511483717621 |
| 2026-11-01 05:08:26Z | origin change | AS17621 → AS4811 | 32884032772717441344811 |
| 2026-11-01 04:59:06Z | origin change | AS4811 → AS17621 | 379895630013213210099483717621 |
| 2026-11-01 04:59:06Z | origin change | AS4811 → AS17621 | 379895630013213210099483717621 |
| 2026-11-01 02:50:13Z | origin change | AS17621 → AS4811 | 4913453356693941344811 |
| 2026-10-31 00:08:00Z | origin change | AS17621 → AS4811 | 4943248362176441344811 |
| 2026-10-30 12:32:37Z | origin change | AS4811 → AS17621 | 3492756655483717621 |
| 2026-10-30 01:22:28Z | origin change | AS17621 → AS4811 | 50304129941344811 |
| 2026-10-29 23:36:19Z | origin change | AS4811 → AS17621 | 206499345495511483717621 |
| 2026-10-29 22:53:04Z | origin change | AS17621 → AS4811 | 32884032772717441344811 |
| 2026-10-29 06:32:47Z | origin change | AS4811 → AS17621 | 1403577701483717621 |
| 2026-10-28 18:11:57Z | origin change | AS17621 → AS4811 | 32884032772717441344811 |
| 2026-10-28 08:03:40Z | origin change | AS4811 → AS17621 | 377215511483717621 |
| 2026-10-27 14:47:17Z | origin change | AS17621 → AS4811 | 557209930291441344811 |
| 2026-10-27 08:09:12Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-10-24 17:20:51Z | origin change | AS17621 → AS4811 | 852325741344811 |
| 2026-10-24 14:59:55Z | origin change | AS4811 → AS17621 | 176395511483717621 |
| 2026-10-24 14:02:23Z | origin change | AS17621 → AS4811 | 58057183641344811 |
| 2026-10-24 13:09:25Z | origin change | AS4811 → AS17621 | 176395511483717621 |
| 2026-10-23 20:05:45Z | origin change | AS17621 → AS4811 | 24482291441344811 |
| 2026-10-23 16:12:11Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-10-23 16:12:01Z | origin change | AS17621 → AS4811 | 496732048541344811 |
| 2026-10-23 16:02:14Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-10-22 22:10:36Z | origin change | AS17621 → AS4811 | 5738142708129941344811 |
| 2026-10-22 22:09:48Z | origin change | AS4811 → AS17621 | 5738142708483717621 |
| 2026-10-22 07:09:56Z | origin change | AS17621 → AS4811 | 701841344811 |
| 2026-10-22 02:26:30Z | origin change | AS4811 → AS17621 | 4967320485483717621 |