143.255.2.0/23 DUPONT & SCHWANKE LTDA
Announced by AS265140 DUPONT & SCHWANKE LTDA. RPKI valid Seen by 3 of our 5 looking glass sessions.
Summary
What the table says about 143.255.2.0/23
Prefix
Origin
AS265140 AS265140
RPKI
RPKI valid
Size
512 addresses
Less specific
More specifics
1
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-13 08:02 UTC
Paths
How 143.255.2.0/23 is reached
Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 36295 6939 265140
| Origin | AS265140 DUPONT & SCHWANKE LTDA |
| Origin code | IGP |
| Communities | 903:100 903:900 |
| Updated | 5d 13h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS265140 to originate 143.255.0.0/22 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 143.255.0.0/22 | /24 | AS265140 AS265140 | LACNIC |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 143.255.2.0/23 | AS265140 AS265140 | ALTDB | ALOG TELECOMUNICACOES LTDA | MAINT-AS265140 |
| 143.255.2.0/23 | AS265140 AS265140 | RADB | AS-CNK-CUSTOMER-265140 | MAINT-AS267613 |
| 143.255.0.0/22 covering | AS265140 AS265140 | ALTDB | ALOG TELECOMUNICACOES LTDA | MAINT-AS265140 |
| 143.255.0.0/22 covering | AS265140 AS265140 | RADB | This is a BR.Digital customer proxy route object that was created because no existing route object with the same origin was found. Please contact bgp@br.digital if you have any questions regarding this object. | MAINT-AS14840 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.
More specific
Prefixes inside 143.255.2.0/23
1 announced prefix fall inside this one.