143.255.0.0/22 DUPONT & SCHWANKE LTDA
Announced by AS265140 DUPONT & SCHWANKE LTDA. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 143.255.0.0/22
Prefix
Origin
AS265140 AS265140
RPKI
RPKI valid
Size
1,024 addresses
Less specific
none
More specifics
4
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-13 16:03 UTC
Paths
How 143.255.0.0/22 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.
AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 174 28283 265140
| Origin | AS265140 DUPONT & SCHWANKE LTDA |
| Origin code | IGP |
| Communities | 174:21301 174:22042 36601:150 36601:174 36601:2001 |
| Updated | 5d 13h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 28283 265140
| Origin | AS265140 DUPONT & SCHWANKE LTDA |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 21h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 52320 53062 265140
| Origin | AS265140 DUPONT & SCHWANKE LTDA |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 21h 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 |
|---|---|---|---|---|
| 143.255.0.0/22 | AS265140 AS265140 | ALTDB | ALOG TELECOMUNICACOES LTDA | MAINT-AS265140 |
| 143.255.0.0/22 | 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 |
More specific
Prefixes inside 143.255.0.0/22
4 announced prefixes fall inside this one.