38.47.136.0/24 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 |
|---|---|---|---|---|---|
| AS134963 Alibaba Cloud (Singapore) Private Limited | no ROA | 31 | 380013491134963 | 2026-09-18 | 2026-09-21 |
| AS147019 jiii | no ROA | 12 | 5572019551147019 | 2026-09-18 | 2026-09-21 |
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
- 38.0.0.0/8
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1991-04-16
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 38.0.0.0/8 v4 | AS174 Cogent Communications, LLC | no ROA | 41 | 34549174 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-09-21 07:04:42Z | origin change | AS134963 → AS147019 | 450496696291419551147019147019147019147019147019147019147019147019 |
| 2026-09-21 07:04:28Z | origin change | AS147019 → AS134963 | 2023655067364533491134963 |
| 2026-09-21 07:04:04Z | origin change | AS134963 → AS147019 | 573814270842708129919551147019147019147019147019147019147019147019147019 |
| 2026-09-21 07:04:02Z | origin change | AS147019 → AS134963 | 380013491134963 |
| 2026-09-21 07:03:31Z | origin change | AS134963 → AS147019 | 38001771319551195511955119551147019147019147019147019147019147019147019147019 |
| 2026-09-21 07:03:28Z | origin change | AS147019 → AS134963 | 2023655067368303491134963 |
| 2026-09-19 08:43:20Z | origin change | AS134963 → AS147019 | 32884032772717419551147019147019147019147019147019147019147019147019147019147019147019 |
| 2026-09-19 08:30:26Z | origin change | AS147019 → AS134963 | 295041593590023491134963 |