131.143.87.0/24 Tomas Oliveira Valente Leite de Castro
Announced by AS200454 Tomas Oliveira Valente Leite de Castro. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 131.143.87.0/24
Prefix
Origin
AS200454 TOM-AS
RPKI
RPKI valid
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 1 covering
In RouteViews
2026-10-13 08:02 UTC
Paths
How 131.143.87.0/24 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 12186 200454
| Origin | AS200454 Tomas Oliveira Valente Leite de Castro |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 200454:0:5 200454:2:12186 |
| Updated | 5d 5h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 12186 200454
| Origin | AS200454 Tomas Oliveira Valente Leite de Castro |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 13h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 200454
| Origin | AS200454 Tomas Oliveira Valente Leite de Castro |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 13h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS200454 to originate 131.143.87.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 131.143.87.0/24 | /24 | AS19577 CASTRO-TELECOM | ARIN |
| 131.143.87.0/24 | /24 | AS200454 TOM-AS | ARIN |
| 131.143.84.0/22 | /22 | AS214696 UNCOLLAPSE-AS | ARIN |
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 |
|---|---|---|---|---|
| 131.143.87.0/24 | AS19577 CASTRO-TELECOM | ARIN | Uncollapse LLC | MNT-UL-362 |
| 131.143.87.0/24 | AS200454 TOM-AS | ARIN | Uncollapse LLC | MNT-UL-362 |
| 131.143.84.0/22 covering | AS214696 UNCOLLAPSE-AS | ARIN | Uncollapse LLC | MNT-UL-362 |