181.191.204.0/23 Ultracom Telecomunicacoes Ltda
Announced by AS267437 Ultracom Telecomunicacoes Ltda. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 181.191.204.0/23
Prefix
Origin
AS267437 AS267437
RPKI
RPKI not found
Size
512 addresses
Less specific
none
More specifics
2
IRR route objects
1 exact, 3 covering
In RouteViews
2026-10-16 04:02 UTC
Paths
How 181.191.204.0/23 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.
AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 174 3356 263009 264297 267437
| Origin | AS267437 Ultracom Telecomunicacoes Ltda |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 2d 0h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 263009 264297 267437
| Origin | AS267437 Ultracom Telecomunicacoes Ltda |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 10h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 3356 263009 264297 267437
| Origin | AS267437 Ultracom Telecomunicacoes Ltda |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 15h 9m 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 |
|---|---|---|---|---|
| 181.191.204.0/23 | AS267437 AS267437 | RADB | CLARO S.A. Customer | MAINT-AS4230 |
| 181.191.204.0/22 covering | AS267437 AS267437 | NTTCOM | Proxy Route for intervip | MAINT-NTTCOM-RA |
| 181.191.204.0/22 covering | AS267437 AS267437 | 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 |
| 181.191.0.0/16 covering | AS52284 AS52284 | RADB | COLUMBUS NETWORKS TRANSIT CUSTOMERS | MAINT-AS23520 |
More specific
Prefixes inside 181.191.204.0/23
2 announced prefixes fall inside this one.