129.220.23.0/24 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 |
|---|---|---|---|---|---|
| AS2021 Unisys Corporation | no ROA | 39 | 5062833562021 | 2026-09-22 | 2026-10-05 |
| AS6071 Unisys Corporation | no ROA | 3 | 3772126886071 | 2026-09-23 | 2026-10-05 |
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
- 129.220.0.0/18
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1996-04-29
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 129.220.0.0/19 v4 | AS6071 Unisys Corporation | no ROA | 43 | 3772133562026071 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-05 18:25:31Z | origin change | AS6071 → AS2021 | 4943248362129933562021 |
| 2026-10-05 18:25:31Z | origin change | AS2021 → AS6071 | 345495511701826886071 |
| 2026-10-05 18:25:30Z | origin change | AS6071 → AS2021 | 34549291433562021 |
| 2026-10-05 18:25:25Z | origin change | AS2021 → AS6071 | 55720693926886071 |
| 2026-10-05 18:25:25Z | origin change | AS6071 → AS2021 | 14907291433562021 |
| 2026-10-05 18:25:24Z | origin change | AS2021 → AS6071 | 3492756655693926886071 |
| 2026-10-05 18:25:23Z | origin change | AS6071 → AS2021 | 20649934549291433562021 |
| 2026-10-05 18:25:22Z | origin change | AS6071 → AS2021 | 5805734549291433562021 |
| 2026-10-05 18:25:21Z | origin change | AS2021 → AS6071 | 35493356701826886071 |
| 2026-10-05 18:25:15Z | origin change | AS2021 → AS6071 | 17639693926886071 |
| 2026-10-05 18:25:12Z | origin change | AS6071 → AS2021 | 3492756655129933562021 |
| 2026-10-05 18:25:11Z | origin change | AS6071 → AS2021 | 22652129933562021 |
| 2026-10-05 18:25:10Z | origin change | AS2021 → AS6071 | 21628582806762701826886071 |
| 2026-10-05 18:25:08Z | origin change | AS2021 → AS6071 | 4439358057693926886071 |
| 2026-10-05 18:25:08Z | origin change | AS2021 → AS6071 | 61218693926886071 |
| 2026-10-05 18:25:08Z | origin change | AS2021 → AS6071 | 20205693926886071 |
| 2026-10-05 18:25:07Z | origin change | AS6071 → AS2021 | 48185129933562021 |
| 2026-10-05 18:25:05Z | origin change | AS6071 → AS2021 | 4943248362129933562021 |
| 2026-10-05 14:18:11Z | origin change | AS6071 → AS2021 | 3333125717433562021 |
| 2026-10-05 14:18:11Z | origin change | AS2021 → AS6071 | 3492756655693926886071 |
| 2026-10-05 14:18:10Z | origin change | AS6071 → AS2021 | 14907291433562021 |
| 2026-10-05 14:18:07Z | origin change | AS2021 → AS6071 | 55720693926886071 |
| 2026-10-05 14:18:07Z | origin change | AS6071 → AS2021 | 5738150304129933562021 |
| 2026-10-05 14:17:49Z | origin change | AS2021 → AS6071 | 21628582806762701826886071 |
| 2026-10-05 14:17:47Z | origin change | AS2021 → AS6071 | 57821125863257701826886071 |
| 2026-10-05 14:17:47Z | origin change | AS6071 → AS2021 | 852291433562021 |
| 2026-10-05 14:17:46Z | origin change | AS2021 → AS6071 | 4439358057693926886071 |
| 2026-10-05 14:17:46Z | origin change | AS2021 → AS6071 | 4913453356693926886071 |
| 2026-10-05 14:17:46Z | origin change | AS2021 → AS6071 | 61218693926886071 |
| 2026-10-05 14:17:46Z | origin change | AS6071 → AS2021 | 48185129933562021 |
| 2026-10-05 14:17:45Z | origin change | AS6071 → AS2021 | 20236550673676233562021 |
| 2026-10-05 14:17:44Z | origin change | AS6071 → AS2021 | 4943248362900233562021 |
| 2026-10-05 14:09:47Z | origin change | AS2021 → AS6071 | 57821125863257701826886071 |
| 2026-10-05 14:09:47Z | origin change | AS6071 → AS2021 | 55720291433562021 |
| 2026-10-05 14:09:46Z | origin change | AS6071 → AS2021 | 1403577129933562021 |
| 2026-10-05 14:09:45Z | origin change | AS2021 → AS6071 | 20205693926886071 |
| 2026-10-05 14:09:45Z | origin change | AS2021 → AS6071 | 4439358057693926886071 |
| 2026-10-05 14:09:45Z | origin change | AS6071 → AS2021 | 13282517433562021 |
| 2026-10-05 14:09:39Z | origin change | AS6071 → AS2021 | 3492756655129933562021 |
| 2026-10-05 14:09:37Z | origin change | AS2021 → AS6071 | 21628582806762701826886071 |
| 2026-10-05 14:09:29Z | origin change | AS6071 → AS2021 | 4913453356693933562021 |
| 2026-10-05 14:09:29Z | origin change | AS2021 → AS6071 | 4913453356693926886071 |
| 2026-10-05 13:26:47Z | origin change | AS6071 → AS2021 | 32884032772717433562021 |
| 2026-10-05 13:12:15Z | origin change | AS2021 → AS6071 | 3772126886071 |
| 2026-10-03 14:45:05Z | origin change | AS6071 → AS2021 | 496731238933562021 |
| 2026-10-03 09:15:06Z | origin change | AS2021 → AS6071 | 3772126886071 |
| 2026-10-01 14:05:05Z | origin change | AS6071 → AS2021 | 4943248362129933562021 |
| 2026-10-01 14:05:05Z | origin change | AS2021 → AS6071 | 5991990023356701826886071 |
| 2026-10-01 14:05:00Z | origin change | AS6071 → AS2021 | 460812214637129933562021 |
| 2026-10-01 14:04:57Z | origin change | AS2021 → AS6071 | 3492756655693926886071 |