177.21.104.0/21 Cyber Info Provedor de Acesso LTDA ME
Announced by AS53246 Cyber Info Provedor de Acesso LTDA ME. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 177.21.104.0/21
Prefix
Origin
AS53246 AS53246
RPKI
RPKI valid
Size
2,048 addresses
Less specific
More specifics
0
IRR route objects
2 exact, 3 covering
In RouteViews
2026-10-16 12:01 UTC
Paths
How 177.21.104.0/21 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 13760 3356 262532 53246
| Origin | AS53246 Cyber Info Provedor de Acesso LTDA ME |
| Origin code | IGP |
| Communities | 3356:5 3356:22 3356:100 3356:123 3356:800 3356:901 3356:2199 26253:200 26253:13010 26253:13040 36601:150 36601:2001 36601:13760 |
| Updated | 2d 10h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 262532 53246
| Origin | AS53246 Cyber Info Provedor de Acesso LTDA ME |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 21h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 262532 53246
| Origin | AS53246 Cyber Info Provedor de Acesso LTDA ME |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 10h 56m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS53246 to originate 177.21.96.0/19 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 177.21.96.0/19 | /24 | AS53246 AS53246 | 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 |
|---|---|---|---|---|
| 177.21.104.0/21 | AS53246 AS53246 | RADB | Angola Cables proxy-registered route object for customer AS53246 | MAINT-AS37468 |
| 177.21.104.0/21 | AS53246 AS53246 | TC | Cyberinfo Provedor de Acesso LTDA ME | MAINT-AS53246 |
| 177.21.96.0/20 covering | AS53246 AS53246 | RADB | CLARO S.A. Customer | MAINT-AS4230 |
| 177.21.96.0/20 covering | AS53246 AS53246 | TC | Cyberinfo Provedor de Acesso LTDA ME | MAINT-AS53246 |
| 177.21.96.0/19 covering | AS53246 AS53246 | TC | N | MAINT-AS53246 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.