120.92.152.0/21 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 | 25 | 701841344811 | 2026-09-18 | 2026-09-29 |
| AS17621 China Unicom Shanghai network | RPKI valid | 15 | 345495511483717621 | 2026-09-18 | 2026-09-29 |
RPKI
5 ROAs cover this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 120.92.152.0/21 | /21 | AS4811 | apnic | authorises it |
| 120.92.152.0/21 | /21 | AS17621 | apnic | wrong origin |
| 120.92.152.0/21 | /21 | AS59019 | apnic | wrong origin |
| 120.92.152.0/21 | /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 | 41 | 70184134481159019 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-09-29 05:29:06Z | origin change | AS17621 → AS4811 | 557209930291441344811 |
| 2026-09-29 05:28:41Z | origin change | AS4811 → AS17621 | 2040922076629075483717621 |
| 2026-09-29 00:12:08Z | origin change | AS17621 → AS4811 | 557202376441344811 |
| 2026-09-29 00:06:03Z | origin change | AS4811 → AS17621 | 2040922076629075483717621 |
| 2026-09-28 14:45:57Z | origin change | AS17621 → AS4811 | 22652129941344811 |
| 2026-09-28 14:43:51Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-09-28 14:41:24Z | origin change | AS17621 → AS4811 | 22652129941344811 |
| 2026-09-28 14:40:37Z | origin change | AS4811 → AS17621 | 226521299483717621 |
| 2026-09-28 14:36:57Z | origin change | AS17621 → AS4811 | 34927129941344811 |
| 2026-09-28 14:33:52Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-09-28 14:26:35Z | origin change | AS17621 → AS4811 | 557209930291441344811 |
| 2026-09-28 14:25:36Z | origin change | AS4811 → AS17621 | 226521299483717621 |
| 2026-09-28 14:25:20Z | origin change | AS17621 → AS4811 | 34927129941344811 |
| 2026-09-28 14:25:18Z | origin change | AS4811 → AS17621 | 349271299483717621 |
| 2026-09-27 20:42:01Z | origin change | AS17621 → AS4811 | 557202376441344811 |
| 2026-09-27 20:29:36Z | origin change | AS4811 → AS17621 | 1403577701483717621 |
| 2026-09-27 04:01:22Z | origin change | AS17621 → AS4811 | 557202376441344811 |
| 2026-09-27 03:52:09Z | origin change | AS4811 → AS17621 | 176395511483717621 |
| 2026-09-25 13:02:06Z | origin change | AS17621 → AS4811 | 852325741344811 |
| 2026-09-25 10:59:27Z | origin change | AS4811 → AS17621 | 21628582806762483717621 |
| 2026-09-25 09:27:11Z | origin change | AS17621 → AS4811 | 557209930291441344811 |
| 2026-09-25 09:21:47Z | origin change | AS4811 → AS17621 | 4608122146376461483717621 |
| 2026-09-24 04:16:59Z | origin change | AS17621 → AS4811 | 557202376441344811 |
| 2026-09-24 04:13:24Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-09-23 10:46:44Z | origin change | AS17621 → AS4811 | 557202376441344811 |
| 2026-09-23 10:23:04Z | origin change | AS4811 → AS17621 | 2040922076629075483717621 |
| 2026-09-22 12:44:24Z | origin change | AS17621 → AS4811 | 557209930291441344811 |
| 2026-09-22 12:41:03Z | origin change | AS4811 → AS17621 | 2040922076629075483717621 |
| 2026-09-22 06:52:21Z | origin change | AS17621 → AS4811 | 295041593517441344811 |
| 2026-09-22 06:52:17Z | origin change | AS4811 → AS17621 | 295041593549559483717621 |
| 2026-09-21 19:36:35Z | origin change | AS17621 → AS4811 | 557202376441344811 |
| 2026-09-21 19:12:33Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-09-21 18:59:13Z | origin change | AS17621 → AS4811 | 557209930291441344811 |
| 2026-09-21 18:59:00Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-09-21 18:49:30Z | origin change | AS17621 → AS4811 | 557209930291441344811 |
| 2026-09-21 18:39:03Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-09-21 18:31:34Z | origin change | AS17621 → AS4811 | 557202376441344811 |
| 2026-09-21 18:29:03Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-09-18 06:49:03Z | origin change | AS17621 → AS4811 | 557202376441344811 |
| 2026-09-18 06:29:50Z | origin change | AS4811 → AS17621 | 3492756655483717621 |
| 2026-09-18 05:42:29Z | origin change | AS17621 → AS4811 | 557202376441344811 |
| 2026-09-18 05:28:20Z | origin change | AS4811 → AS17621 | 4967320485483717621 |
| 2026-09-18 04:41:33Z | origin change | AS17621 → AS4811 | 557209930291441344811 |
| 2026-09-18 04:36:57Z | origin change | AS17621 → AS4811 | 557202376441344811 |
| 2026-09-18 04:16:58Z | origin change | AS17621 → AS4811 | 557202376441344811 |