23.19.53.0/24 RPKI valid MOAS
Announced by 11 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 |
|---|---|---|---|---|---|
| AS60781 LeaseWeb Netherlands B.V. | RPKI valid | 11 | 377211626560781 | 2026-09-18 | 2026-09-30 |
| AS28753 Leaseweb Deutschland GmbH | RPKI valid | 8 | 345491626528753 | 2026-09-18 | 2026-09-30 |
| AS133752 LEASEWEB HONG KONG LIMITED | RPKI valid | 5 | 557202914133752 | 2026-09-18 | 2026-09-30 |
| AS59253 Leaseweb Singapore Pte. Ltd. | RPKI valid | 3 | 380011626559253 | 2026-09-18 | 2026-09-30 |
| AS136988 LEASEWEB AUSTRALIA PTY LIMITED | RPKI valid | 3 | 443936407316265136988 | 2026-09-18 | 2026-09-30 |
| AS396362 Leaseweb USA, Inc. | RPKI valid | 2 | 202051299396362 | 2026-09-18 | 2026-09-30 |
| AS32613 Leaseweb Canada Inc. | RPKI valid | 2 | 226521626532613 | 2026-09-18 | 2026-09-30 |
| AS394380 Leaseweb USA, Inc. | RPKI valid | 2 | 349271299394380 | 2026-09-18 | 2026-09-30 |
| AS205544 Leaseweb UK Limited | RPKI valid | 2 | 5030016265205544 | 2026-09-18 | 2026-09-30 |
| AS395954 Leaseweb USA, Inc. | RPKI valid | 2 | 6121869396453395954 | 2026-09-23 | 2026-09-30 |
| AS19148 Leaseweb USA, Inc. | RPKI valid | 1 | 3549335619148 | 2026-09-26 | 2026-09-30 |
RPKI
17 ROAs cover this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 23.19.53.0/24 | /24 | AS7203 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS19148 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS27411 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS28753 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS30633 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS32613 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS59253 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS60781 | arin | authorises it |
| 23.19.53.0/24 | /24 | AS133752 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS134351 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS136988 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS205544 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS393886 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS394380 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS395954 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS396190 | arin | wrong origin |
| 23.19.53.0/24 | /24 | AS396362 | arin | wrong origin |
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 23.19.52.0/22
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 2011-04-25
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-09-30 20:05:52Z | origin change | AS32613 → AS60781 | 481851626560781 |
| 2026-09-30 19:34:39Z | origin change | AS133752 → AS32613 | 8521626532613 |
| 2026-09-30 19:10:59Z | origin change | AS32613 → AS133752 | 557202914133752 |
| 2026-09-30 18:53:35Z | origin change | AS205544 → AS32613 | 8521626532613 |
| 2026-09-30 18:07:40Z | origin change | AS32613 → AS205544 | 328840327727174205544 |
| 2026-09-30 15:27:20Z | origin change | AS394380 → AS32613 | 8521626532613 |
| 2026-09-30 14:53:38Z | origin change | AS396362 → AS394380 | 349271299394380 |
| 2026-09-30 14:53:16Z | origin change | AS32613 → AS396362 | 349271299396362 |
| 2026-09-30 14:38:54Z | origin change | AS205544 → AS32613 | 8521626532613 |
| 2026-09-30 14:37:47Z | origin change | AS136988 → AS205544 | 328840327727174205544 |
| 2026-09-30 13:11:30Z | origin change | AS32613 → AS136988 | 443936407316265136988 |
| 2026-09-30 12:54:38Z | origin change | AS60781 → AS32613 | 8521626532613 |
| 2026-09-30 12:12:16Z | origin change | AS32613 → AS60781 | 295041593517460781 |
| 2026-09-30 12:11:18Z | origin change | AS395954 → AS32613 | 8521626532613 |
| 2026-09-30 12:01:18Z | origin change | AS60781 → AS395954 | 491345335669396453395954 |
| 2026-09-30 11:45:11Z | origin change | AS32613 → AS60781 | 377211626560781 |
| 2026-09-30 09:19:39Z | origin change | AS60781 → AS32613 | 8521626532613 |
| 2026-09-30 08:53:55Z | origin change | AS60781 → AS133752 | 244826453133752 |
| 2026-09-30 08:53:55Z | origin change | AS133752 → AS60781 | 244821626560781 |
| 2026-09-30 08:50:09Z | origin change | AS133752 → AS60781 | 244821626560781 |
| 2026-09-30 08:50:08Z | origin change | AS395954 → AS133752 | 244826453133752 |
| 2026-09-30 07:11:13Z | origin change | AS32613 → AS395954 | 491345335664241299395954 |
| 2026-09-30 04:15:05Z | origin change | AS205544 → AS32613 | 8521626532613 |
| 2026-09-30 03:48:45Z | origin change | AS32613 → AS205544 | 328840327727174205544 |
| 2026-09-29 17:59:18Z | origin change | AS133752 → AS32613 | 8521626532613 |
| 2026-09-29 17:08:06Z | origin change | AS28753 → AS133752 | 557202914133752 |
| 2026-09-29 17:04:15Z | origin change | AS205544 → AS28753 | 5805717428753 |
| 2026-09-29 16:57:44Z | origin change | AS28753 → AS205544 | 58057174205544 |
| 2026-09-29 16:45:10Z | origin change | AS32613 → AS28753 | 5805717428753 |
| 2026-09-29 15:07:13Z | origin change | AS59253 → AS32613 | 8521626532613 |
| 2026-09-29 14:41:10Z | origin change | AS32613 → AS59253 | 5991990025925359253 |
| 2026-09-29 13:55:57Z | origin change | AS60781 → AS32613 | 14031626532613 |
| 2026-09-29 13:06:24Z | origin change | AS205544 → AS60781 | 2950439392338911626560781 |
| 2026-09-29 09:26:37Z | origin change | AS133752 → AS205544 | 58057174205544 |
| 2026-09-29 09:26:23Z | origin change | AS32613 → AS133752 | 216285828067622914133752 |
| 2026-09-29 07:08:23Z | origin change | AS395954 → AS32613 | 8521626532613 |
| 2026-09-29 07:06:18Z | origin change | AS32613 → AS395954 | 491345335669396453395954 |
| 2026-09-29 03:48:43Z | origin change | AS394380 → AS32613 | 8521626532613 |
| 2026-09-29 03:25:17Z | origin change | AS396362 → AS394380 | 349271299394380 |
| 2026-09-29 03:24:50Z | origin change | AS394380 → AS396362 | 349271299396362 |
| 2026-09-29 02:43:53Z | origin change | AS396362 → AS394380 | 349271299394380 |
| 2026-09-29 02:43:18Z | origin change | AS133752 → AS396362 | 349271299396362 |
| 2026-09-28 21:21:43Z | origin change | AS60781 → AS133752 | 557202914133752 |
| 2026-09-28 13:46:37Z | origin change | AS60781 → AS32613 | 8521626532613 |
| 2026-09-28 13:45:18Z | origin change | AS32613 → AS60781 | 59919127791626560781 |
| 2026-09-28 12:03:31Z | origin change | AS32613 → AS60781 | 496731626560781 |
| 2026-09-28 05:57:22Z | origin change | AS60781 → AS32613 | 8521626532613 |
| 2026-09-28 05:35:49Z | origin change | AS32613 → AS60781 | 481851626560781 |
| 2026-09-28 05:33:45Z | origin change | AS60781 → AS32613 | 8521626532613 |
| 2026-09-28 05:31:20Z | origin change | AS32613 → AS60781 | 481851626560781 |