154.51.11.0/24 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 |
|---|---|---|---|---|---|
| AS55066 eStruxture Data Centers Inc. | RPKI valid | 32 | 2265255066 | 2026-09-18 | 2026-10-03 |
| AS174 Cogent Communications, LLC | RPKI invalid | 7 | 58057174 | 2026-09-23 | 2026-10-03 |
RPKI
1 ROA covers this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 154.51.11.0/24 | /24 | AS55066 | arin | authorises it |
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 154.51.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1992-02-05
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 154.48.0.0/12 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 |
|---|---|---|---|
| 2026-10-03 05:10:36Z | origin change | AS174 → AS55066 | 503003257129955066 |
| 2026-10-03 03:14:30Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-10-03 01:31:46Z | origin change | AS174 → AS55066 | 295041593590023356129955066 |
| 2026-10-02 13:38:00Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-10-02 11:35:41Z | origin change | AS174 → AS55066 | 46087575129955066 |
| 2026-10-02 08:34:31Z | origin change | AS55066 → AS174 | 17639174 |
| 2026-10-01 21:06:44Z | origin change | AS174 → AS55066 | 295041593590023356129955066 |
| 2026-10-01 21:00:57Z | origin change | AS55066 → AS174 | 2950415935174 |
| 2026-10-01 19:39:00Z | origin change | AS174 → AS55066 | 21628582803356129955066 |
| 2026-10-01 18:45:04Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-10-01 05:02:15Z | origin change | AS174 → AS55066 | 85255066 |
| 2026-10-01 03:32:56Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-09-30 19:10:11Z | origin change | AS174 → AS55066 | 85255066 |
| 2026-09-30 18:07:40Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-09-30 14:39:10Z | origin change | AS174 → AS55066 | 85255066 |
| 2026-09-30 14:37:47Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-09-30 12:12:51Z | origin change | AS174 → AS55066 | 295041593590023356129955066 |
| 2026-09-30 12:12:15Z | origin change | AS55066 → AS174 | 2950439392174 |
| 2026-09-30 04:57:49Z | origin change | AS174 → AS55066 | 85255066 |
| 2026-09-30 03:48:44Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-09-29 13:31:15Z | origin change | AS174 → AS55066 | 295041593590023356129955066 |
| 2026-09-29 13:06:19Z | origin change | AS55066 → AS174 | 2950439392174 |
| 2026-09-27 05:41:00Z | origin change | AS174 → AS55066 | 85255066 |
| 2026-09-27 03:52:02Z | origin change | AS55066 → AS174 | 17639174 |
| 2026-09-27 02:33:32Z | origin change | AS174 → AS55066 | 85255066 |
| 2026-09-27 02:25:45Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-09-26 20:24:22Z | origin change | AS174 → AS55066 | 85255066 |
| 2026-09-26 18:24:50Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-09-26 09:07:01Z | origin change | AS174 → AS55066 | 85255066 |
| 2026-09-26 02:35:35Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-09-24 16:22:52Z | origin change | AS174 → AS55066 | 85255066 |
| 2026-09-24 15:08:04Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-09-24 05:08:52Z | origin change | AS174 → AS55066 | 503003257129955066 |
| 2026-09-24 04:13:23Z | origin change | AS55066 → AS174 | 4967312389174 |
| 2026-09-23 18:38:58Z | origin change | AS174 → AS55066 | 149073356129955066 |
| 2026-09-23 16:27:47Z | origin change | AS55066 → AS174 | 328840327727174 |
| 2026-09-23 04:46:12Z | origin change | AS174 → AS55066 | 7018129955066 |
| 2026-09-23 02:55:37Z | origin change | AS55066 → AS174 | 4967312389174 |
| 2026-09-22 18:23:24Z | origin change | AS174 → AS55066 | 50300325717455066 |
| 2026-09-22 18:22:47Z | origin change | AS55066 → AS174 | 20236550673174 |
| 2026-09-22 18:22:37Z | origin change | AS174 → AS55066 | 21628582806762129955066 |
| 2026-09-22 18:22:32Z | origin change | AS55066 → AS174 | 4967312389174 |
| 2026-09-22 18:22:27Z | origin change | AS174 → AS55066 | 5991990023356129955066 |
| 2026-09-22 18:22:22Z | origin change | AS55066 → AS174 | 13830971174 |