187.121.243.0/24 G MENDES & SARAIVA LTDA
Announced by AS273637 G MENDES & SARAIVA LTDA. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 187.121.243.0/24
Prefix
Origin
AS273637 AS273637
RPKI
RPKI valid
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 1 covering
In RouteViews
2026-10-13 04:03 UTC
Paths
How 187.121.243.0/24 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 13760 7195 262494 273637
| Origin | AS273637 G MENDES & SARAIVA LTDA |
| Origin code | IGP |
| Communities | 13760:3002 36601:150 36601:2001 36601:13760 7195:55:0 7195:61518:61518 7195:5000000:0 63221:0:262589 |
| Updated | 5d 4h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7195 262494 273637
| Origin | AS273637 G MENDES & SARAIVA LTDA |
| 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 7195 262494 273637
| Origin | AS273637 G MENDES & SARAIVA LTDA |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 13h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS273637 to originate 187.121.243.0/24 up to /32. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 187.121.243.0/24 | /32 | AS273637 AS273637 | 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 |
|---|---|---|---|---|
| 187.121.243.0/24 | AS273637 AS273637 | ALTDB | G MENDES & SARAIVA LTDA | MAINT-AS273637 |
| 187.121.243.0/24 | AS273637 AS273637 | TC | G MENDES & SARAIVA LTDA | MAINT-AS273637 |
| 187.121.240.0/20 covering | AS262724 AS262724 | RADB | Proxy-registered route object | MAINT-AS14609 |