172.81.127.0/24 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 |
|---|---|---|---|---|---|
| AS62610 Zenlayer Inc | RPKI valid | 38 | 38001291462610 | 2026-09-18 | 2026-10-19 |
| AS21859 Zenlayer Inc | RPKI valid | 5 | 202365506736453422921859 | 2026-09-18 | 2026-10-19 |
RPKI
2 ROAs cover this prefix
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 172.81.120.0/21
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 2015-05-14
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 172.81.120.0/21 v4 | AS21859 Zenlayer Inc | RPKI valid | 42 | 2448221859 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-19 04:11:34Z | origin change | AS21859 → AS62610 | 176399304291462610 |
| 2026-10-18 16:14:54Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-18 15:05:24Z | origin change | AS21859 → AS62610 | 176399304291462610 |
| 2026-10-18 14:30:10Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-18 12:33:59Z | origin change | AS21859 → AS62610 | 176399304291462610 |
| 2026-10-17 23:17:36Z | origin change | AS62610 → AS21859 | 379895630013213246576453422921859 |
| 2026-10-17 18:17:01Z | origin change | AS21859 → AS62610 | 35493356291462610 |
| 2026-10-17 17:32:23Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-17 09:22:47Z | origin change | AS21859 → AS62610 | 35493356291462610 |
| 2026-10-17 07:23:32Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-16 16:09:33Z | origin change | AS21859 → AS62610 | 2064993454912992185962610 |
| 2026-10-15 23:29:25Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-15 22:18:21Z | origin change | AS21859 → AS62610 | 32884032772717432572185962610 |
| 2026-10-15 21:05:39Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-15 08:03:47Z | origin change | AS21859 → AS62610 | 35493356291462610 |
| 2026-10-14 18:06:33Z | origin change | AS62610 → AS21859 | 557201328251746453422921859 |
| 2026-10-14 18:04:01Z | origin change | AS21859 → AS62610 | 21628582806762291462610 |
| 2026-10-13 14:34:43Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-13 06:58:00Z | origin change | AS21859 → AS62610 | 578211258632572185962610 |
| 2026-10-12 21:09:07Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-12 18:35:32Z | origin change | AS21859 → AS62610 | 3772132572185962610 |
| 2026-10-12 15:02:22Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-12 12:45:18Z | origin change | AS21859 → AS62610 | 578211258632572185962610 |
| 2026-10-11 06:53:03Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-10 23:19:30Z | origin change | AS21859 → AS62610 | 494322155104836212992185962610 |
| 2026-10-10 19:42:27Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-10 19:42:27Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-09 09:00:11Z | origin change | AS21859 → AS62610 | 578211258632572185962610 |
| 2026-10-09 09:00:11Z | origin change | AS21859 → AS62610 | 578211258632572185962610 |
| 2026-10-09 08:59:12Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-09 08:59:12Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-09 08:27:50Z | origin change | AS21859 → AS62610 | 578211258632572185962610 |
| 2026-10-09 08:27:50Z | origin change | AS21859 → AS62610 | 578211258632572185962610 |
| 2026-10-09 00:16:39Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-08 22:36:36Z | origin change | AS21859 → AS62610 | 5805718363356291462610 |
| 2026-10-08 22:35:34Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-08 22:35:34Z | origin change | AS62610 → AS21859 | 3288403277271746453422921859 |
| 2026-10-08 22:33:32Z | origin change | AS21859 → AS62610 | 3492712992185962610 |
| 2026-10-08 17:55:35Z | origin change | AS62610 → AS21859 | 6121869396453422921859 |
| 2026-10-08 11:59:39Z | origin change | AS21859 → AS62610 | 295043939212992185962610 |
| 2026-10-08 11:59:05Z | origin change | AS62610 → AS21859 | 4608122146376453422921859 |
| 2026-10-07 16:19:41Z | origin change | AS21859 → AS62610 | 1490712992185962610 |
| 2026-10-07 16:09:09Z | origin change | AS62610 → AS21859 | 379895630013213246576453422921859 |
| 2026-10-07 10:25:14Z | origin change | AS21859 → AS62610 | 295041593517432572185962610 |
| 2026-10-06 18:37:07Z | origin change | AS21859 → AS62610 | 4913453356642412992185962610 |
| 2026-10-06 18:35:47Z | origin change | AS62610 → AS21859 | 491345335669396453422921859 |
| 2026-10-06 18:13:41Z | origin change | AS21859 → AS62610 | 4913453356642412992185962610 |
| 2026-10-06 18:13:10Z | origin change | AS62610 → AS21859 | 491345335669396453422921859 |
| 2026-10-06 13:26:34Z | origin change | AS21859 → AS62610 | 496731238912992185962610 |
| 2026-10-06 04:09:22Z | origin change | AS62610 → AS21859 | 443935805769396453422921859 |