103.121.53.0/24 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 |
|---|---|---|---|---|---|
| AS4847 China Telecom Beijing Province Network | no ROA | 26 | 701841344847 | 2026-09-18 | 2026-10-07 |
| AS4808 China Unicom Beijing Province Network | no ROA | 15 | 34549551148374808 | 2026-09-18 | 2026-10-07 |
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
- 103.121.52.0/22
- RIR
- APNIC
- Country
- 🇨🇳 CN
- Status
- allocated
- Allocated
- 2018-08-15
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-07 16:15:10Z | origin change | AS4808 → AS4847 | 557209930291441344847 |
| 2026-10-07 16:13:09Z | origin change | AS4808 → AS4847 | 557202376441344847 |
| 2026-10-07 16:10:57Z | origin change | AS4847 → AS4808 | 37989563001321321009948374808 |
| 2026-10-07 16:09:07Z | origin change | AS4847 → AS4808 | 37989563001321321009948374808 |
| 2026-10-06 17:47:54Z | origin change | AS4808 → AS4847 | 557202376441344847 |
| 2026-10-06 17:41:50Z | origin change | AS4847 → AS4808 | 460812214637646148374808 |
| 2026-10-06 17:41:16Z | origin change | AS4808 → AS4847 | 460812214637129941344847 |
| 2026-10-06 17:17:34Z | origin change | AS4847 → AS4808 | 204092207662907548374808 |
| 2026-10-05 22:26:36Z | origin change | AS4808 → AS4847 | 557209930291441344847 |
| 2026-10-05 22:26:23Z | origin change | AS4847 → AS4808 | 204092207662907548374808 |
| 2026-10-04 10:35:00Z | origin change | AS4808 → AS4847 | 557209930291441344847 |
| 2026-10-04 10:28:41Z | origin change | AS4847 → AS4808 | 204092207662907548374808 |
| 2026-10-04 10:17:36Z | origin change | AS4808 → AS4847 | 557202376441344847 |
| 2026-10-04 10:05:03Z | origin change | AS4847 → AS4808 | 5805734549551148374808 |
| 2026-10-04 10:00:10Z | origin change | AS4808 → AS4847 | 557209930291441344847 |
| 2026-10-04 09:55:15Z | origin change | AS4847 → AS4808 | 5805734549551148374808 |
| 2026-10-04 09:02:18Z | origin change | AS4808 → AS4847 | 557202376441344847 |
| 2026-10-04 08:05:59Z | origin change | AS4847 → AS4808 | 17639551148374808 |
| 2026-10-03 09:35:41Z | origin change | AS4808 → AS4847 | 557209930291441344847 |
| 2026-10-03 09:20:03Z | origin change | AS4847 → AS4808 | 599191277948374808 |
| 2026-10-03 04:27:56Z | origin change | AS4808 → AS4847 | 557202376441344847 |
| 2026-10-03 04:10:21Z | origin change | AS4847 → AS4808 | 460812214637646148374808 |
| 2026-10-02 15:37:49Z | origin change | AS4808 → AS4847 | 557202376441344847 |
| 2026-10-02 15:22:30Z | origin change | AS4847 → AS4808 | 599191277948374808 |
| 2026-10-02 09:53:12Z | origin change | AS4808 → AS4847 | 557202376441344847 |
| 2026-10-02 09:45:42Z | origin change | AS4847 → AS4808 | 460812214637646148374808 |
| 2026-10-02 08:40:29Z | origin change | AS4808 → AS4847 | 557209930291441344847 |
| 2026-10-02 08:36:29Z | origin change | AS4847 → AS4808 | 17639551148374808 |
| 2026-10-02 06:34:32Z | origin change | AS4808 → AS4847 | 557209930291441344847 |
| 2026-10-02 06:30:38Z | origin change | AS4847 → AS4808 | 460812214637646148374808 |
| 2026-10-02 03:28:40Z | origin change | AS4808 → AS4847 | 557209930291441344847 |
| 2026-10-02 03:28:35Z | origin change | AS4847 → AS4808 | 557201009948374808 |
| 2026-09-30 19:10:13Z | origin change | AS4808 → AS4847 | 852291441344847 |
| 2026-09-30 19:04:00Z | origin change | AS4847 → AS4808 | 460812214637646148374808 |
| 2026-09-30 19:02:58Z | origin change | AS4808 → AS4847 | 460812214637129941344847 |
| 2026-09-30 18:59:54Z | origin change | AS4847 → AS4808 | 460812214637646148374808 |
| 2026-09-30 18:58:52Z | origin change | AS4808 → AS4847 | 460812214637129941344847 |
| 2026-09-30 18:57:20Z | origin change | AS4847 → AS4808 | 460812214637646148374808 |
| 2026-09-30 11:16:40Z | origin change | AS4808 → AS4847 | 557202376441344847 |
| 2026-09-30 11:11:25Z | origin change | AS4847 → AS4808 | 3333127348374808 |
| 2026-09-29 05:29:06Z | origin change | AS4808 → AS4847 | 557209930291441344847 |
| 2026-09-29 05:28:41Z | origin change | AS4847 → AS4808 | 204092207662907548374808 |
| 2026-09-29 00:12:08Z | origin change | AS4808 → AS4847 | 557202376441344847 |
| 2026-09-29 00:06:03Z | origin change | AS4847 → AS4808 | 204092207662907548374808 |
| 2026-09-27 04:01:22Z | origin change | AS4808 → AS4847 | 557202376441344847 |
| 2026-09-27 03:52:08Z | origin change | AS4847 → AS4808 | 17639551148374808 |
| 2026-09-25 13:02:30Z | origin change | AS4808 → AS4847 | 852291441344847 |
| 2026-09-25 10:59:25Z | origin change | AS4847 → AS4808 | 2162858280676248374808 |
| 2026-09-24 04:16:59Z | origin change | AS4808 → AS4847 | 557202376441344847 |
| 2026-09-24 04:13:22Z | origin change | AS4847 → AS4808 | 496731238948374808 |