117.73.16.0/21 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 |
|---|---|---|---|---|---|
| AS23724 China Telecom Beijing IDC Network | no ROA | 27 | 7018413423724 | 2026-09-18 | 2026-11-05 |
| AS4808 China Unicom Beijing Province Network | no ROA | 15 | 34549551148374808 | 2026-09-18 | 2026-11-05 |
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
- 117.72.0.0/15
- RIR
- APNIC
- Country
- 🇨🇳 CN
- Status
- allocated
- Allocated
- 2007-07-04
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
2 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 117.73.16.0/24 v4 | AS4808 China Unicom Beijing Province Network | no ROA | 42 | 2026-09-18 |
| 117.73.17.0/24 v4 | AS4808 China Unicom Beijing Province Network | no ROA | 42 | 2026-09-18 |
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-11-05 23:31:26Z | origin change | AS4808 → AS23724 | 5572099302914413423724 |
| 2026-11-05 23:20:38Z | origin change | AS23724 → AS4808 | 37721551148374808 |
| 2026-11-05 00:43:24Z | origin change | AS4808 → AS23724 | 328840327727174413423724 |
| 2026-11-04 20:45:20Z | origin change | AS23724 → AS4808 | 20649934549551148374808 |
| 2026-11-02 20:39:02Z | origin change | AS4808 → AS23724 | 328840327727174413423724 |
| 2026-11-02 16:06:20Z | origin change | AS23724 → AS4808 | 573814270848374808 |
| 2026-11-02 07:42:53Z | origin change | AS4808 → AS23724 | 5572099302914413423724 |
| 2026-11-01 23:34:01Z | origin change | AS23724 → AS4808 | 599191277948374808 |
| 2026-11-01 14:08:11Z | origin change | AS23724 → AS4808 | 20649934549551148374808 |
| 2026-11-01 14:07:28Z | origin change | AS4808 → AS23724 | 328840327727174413423724 |
| 2026-11-01 12:02:53Z | origin change | AS23724 → AS4808 | 6129244356476648374808 |
| 2026-11-01 05:08:26Z | origin change | AS4808 → AS23724 | 328840327727174413423724 |
| 2026-11-01 04:59:05Z | origin change | AS23724 → AS4808 | 37989563001321321009948374808 |
| 2026-11-01 04:59:05Z | origin change | AS23724 → AS4808 | 37989563001321321009948374808 |
| 2026-11-01 02:50:02Z | origin change | AS4808 → AS23724 | 49134533566939413423724 |
| 2026-10-31 22:00:10Z | origin change | AS4808 → AS23724 | 328840327727174413423724 |
| 2026-10-31 11:38:51Z | origin change | AS23724 → AS4808 | 6129244356476648374808 |
| 2026-10-31 00:07:59Z | origin change | AS4808 → AS23724 | 49432483621764413423724 |
| 2026-10-30 12:32:20Z | origin change | AS23724 → AS4808 | 349275665548374808 |
| 2026-10-30 01:22:32Z | origin change | AS4808 → AS23724 | 503041299413423724 |
| 2026-10-29 23:36:11Z | origin change | AS23724 → AS4808 | 20649934549551148374808 |
| 2026-10-29 22:53:04Z | origin change | AS4808 → AS23724 | 328840327727174413423724 |
| 2026-10-29 06:32:50Z | origin change | AS23724 → AS4808 | 140357770148374808 |
| 2026-10-28 18:11:57Z | origin change | AS4808 → AS23724 | 328840327727174413423724 |
| 2026-10-28 08:03:19Z | origin change | AS23724 → AS4808 | 37721551148374808 |
| 2026-10-24 17:21:57Z | origin change | AS4808 → AS23724 | 8523257413423724 |
| 2026-10-24 14:59:39Z | origin change | AS23724 → AS4808 | 17639551148374808 |
| 2026-10-24 14:02:29Z | origin change | AS4808 → AS23724 | 580571836413423724 |
| 2026-10-24 13:09:24Z | origin change | AS23724 → AS4808 | 17639551148374808 |