177.54.72.0/21 AR TELECOM PROVEDOR DE INTERNET LTDA
Announced by AS28154 AR TELECOM PROVEDOR DE INTERNET LTDA. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 177.54.72.0/21
Prefix
Origin
AS28154 AS28154
RPKI
RPKI valid
Size
2,048 addresses
Less specific
More specifics
5
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-15 08:02 UTC
Paths
How 177.54.72.0/21 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 174 52468 28154
| Origin | AS28154 AR TELECOM PROVEDOR DE INTERNET LTDA |
| Origin code | IGP |
| Communities | 174:21301 174:22042 36601:150 36601:174 36601:2001 |
| Updated | 4d 19h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 37468 52468 28154
| Origin | AS28154 AR TELECOM PROVEDOR DE INTERNET LTDA |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 4d 19h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 52468 28154
| Origin | AS28154 AR TELECOM PROVEDOR DE INTERNET LTDA |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 1d 12h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS28154 to originate 177.54.64.0/20 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 177.54.64.0/20 | /24 | AS28154 AS28154 | 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 |
|---|---|---|---|---|
| 177.54.72.0/21 | AS28154 AS28154 | TC | AR TELECOM PROVEDOR DE INTERNET | MAINT-AS28154 |
| 177.54.64.0/20 covering | AS28154 AS28154 | RADB | ITX-SIMETRIA | MAINT-AS18678 |
| 177.54.64.0/20 covering | AS28154 AS28154 | TC | AR TELECOM PROVEDOR DE INTERNET LTDA | MAINT-AS28154 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.
More specific
Prefixes inside 177.54.72.0/21
5 announced prefixes fall inside this one.