181.191.40.0/22 R F de Souza Junior
Announced by AS266000 R F de Souza Junior. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 181.191.40.0/22
Prefix
Origin
AS266000 AS266000
RPKI
RPKI not found
Size
1,024 addresses
Less specific
none
More specifics
6
IRR route objects
2 exact, 1 covering
In RouteViews
2026-10-14 20:02 UTC
Paths
How 181.191.40.0/22 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 14840 265080 266000
| Origin | AS266000 R F de Souza Junior |
| Origin code | IGP |
| Communities | 174:21301 174:22042 36601:150 36601:174 36601:2001 |
| Updated | 3d 8h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 37468 28220 265080×4 266000
| Origin | AS266000 R F de Souza Junior |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 12h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 52320 28220×2 265080×4 266000
| Origin | AS266000 R F de Souza Junior |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 7d 4h ago |
RPKI
Route origin authorizations
No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.
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 |
|---|---|---|---|---|
| 181.191.40.0/22 | AS266000 AS266000 | NTTCOM | Proxy for BrSimples | MAINT-AS265389 |
| 181.191.40.0/22 | AS266000 AS266000 | RADB | CLARO S.A. Customer | MAINT-AS4230 |
| 181.191.0.0/16 covering | AS52284 AS52284 | RADB | COLUMBUS NETWORKS TRANSIT CUSTOMERS | MAINT-AS23520 |
More specific
Prefixes inside 181.191.40.0/22
6 announced prefixes fall inside this one.