216.172.174.0/23 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 |
|---|---|---|---|---|---|
| AS31898 Oracle Cloud | RPKI valid | 36 | 701831898 | 2026-09-18 | 2026-10-13 |
| AS46606 Unified Layer | RPKI valid | 7 | 38001291446606 | 2026-09-18 | 2026-10-13 |
RPKI
5 ROAs cover this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 216.172.160.0/19 | /24 | AS19871 | arin | wrong origin |
| 216.172.160.0/19 | /24 | AS26337 | arin | wrong origin |
| 216.172.160.0/19 | /24 | AS31898 | arin | authorises it |
| 216.172.160.0/19 | /24 | AS46606 | arin | wrong origin |
| 216.172.160.0/19 | /24 | AS198949 | arin | wrong origin |
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 216.172.160.0/19
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 2011-06-28
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
1 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 216.172.174.0/24 v4 | AS46606 Unified Layer | RPKI valid | 43 | 2026-09-18 |
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-13 06:54:32Z | origin change | AS46606 → AS31898 | 21628582806762291431898 |
| 2026-10-13 06:07:25Z | origin change | AS31898 → AS46606 | 14035776453291446606 |
| 2026-10-13 06:07:01Z | origin change | AS46606 → AS31898 | 1403577335631898 |
| 2026-10-13 06:06:36Z | origin change | AS31898 → AS46606 | 21628582806762291446606 |
| 2026-10-13 06:01:57Z | origin change | AS46606 → AS31898 | 21628582806762291431898 |
| 2026-10-13 05:52:02Z | origin change | AS31898 → AS46606 | 55720291446606 |
| 2026-10-13 05:51:55Z | origin change | AS31898 → AS46606 | 450496696291446606 |
| 2026-10-13 05:51:54Z | origin change | AS46606 → AS31898 | 1403577335631898 |
| 2026-10-13 05:51:53Z | origin change | AS46606 → AS31898 | 1328253356291431898 |
| 2026-10-13 05:51:48Z | origin change | AS31898 → AS46606 | 49134533566424291446606 |
| 2026-10-09 08:28:29Z | origin change | AS46606 → AS31898 | 5782112586325731898 |
| 2026-10-09 04:10:56Z | origin change | AS31898 → AS46606 | 55720291446606 |
| 2026-10-08 22:35:34Z | origin change | AS46606 → AS31898 | 701831898 |
| 2026-10-08 22:34:37Z | origin change | AS31898 → AS46606 | 1328253356291446606 |
| 2026-10-08 17:55:50Z | origin change | AS46606 → AS31898 | 612186939335631898 |
| 2026-10-08 17:07:44Z | origin change | AS31898 → AS46606 | 55720291446606 |
| 2026-10-07 17:57:46Z | origin change | AS46606 → AS31898 | 20205129931898 |
| 2026-10-07 17:55:07Z | origin change | AS31898 → AS46606 | 49134533566424291446606 |
| 2026-10-07 16:21:06Z | origin change | AS46606 → AS31898 | 14907129931898 |
| 2026-10-07 16:09:06Z | origin change | AS31898 → AS46606 | 37989563001321324657291446606 |
| 2026-10-02 17:59:07Z | origin change | AS46606 → AS31898 | 21628582806762291431898 |
| 2026-10-02 17:54:08Z | origin change | AS31898 → AS46606 | 450496696291446606 |
| 2026-10-02 17:54:07Z | origin change | AS46606 → AS31898 | 1328253356291431898 |
| 2026-10-02 17:54:01Z | origin change | AS31898 → AS46606 | 14035776453291446606 |
| 2026-10-02 17:53:52Z | origin change | AS46606 → AS31898 | 1403577335631898 |
| 2026-10-02 17:53:47Z | origin change | AS31898 → AS46606 | 49134533566424291446606 |
| 2026-10-02 13:04:28Z | origin change | AS46606 → AS31898 | 21628582806762291431898 |
| 2026-10-02 13:03:01Z | origin change | AS31898 → AS46606 | 55720291446606 |
| 2026-10-02 13:02:59Z | origin change | AS46606 → AS31898 | 1403577335631898 |
| 2026-10-02 13:02:40Z | origin change | AS31898 → AS46606 | 49134533566424291446606 |
| 2026-10-02 04:12:00Z | origin change | AS46606 → AS31898 | 44393580576939335631898 |
| 2026-10-02 01:19:32Z | origin change | AS31898 → AS46606 | 1328253356291446606 |
| 2026-10-01 11:32:31Z | origin change | AS46606 → AS31898 | 852325731898 |
| 2026-10-01 07:59:34Z | origin change | AS31898 → AS46606 | 55720291446606 |
| 2026-09-30 21:48:35Z | origin change | AS46606 → AS31898 | 852325731898 |
| 2026-09-30 21:03:01Z | origin change | AS31898 → AS46606 | 55720291446606 |
| 2026-09-30 19:52:14Z | origin change | AS46606 → AS31898 | 21628582806762291431898 |
| 2026-09-30 19:46:56Z | origin change | AS31898 → AS46606 | 21628582806762291446606 |
| 2026-09-30 19:18:59Z | origin change | AS46606 → AS31898 | 557206939335631898 |
| 2026-09-30 19:08:19Z | origin change | AS31898 → AS46606 | 55720291446606 |
| 2026-09-29 18:04:41Z | origin change | AS46606 → AS31898 | 852325731898 |
| 2026-09-29 17:08:17Z | origin change | AS31898 → AS46606 | 55720291446606 |