203.83.166.0/24 Grameen Cybernet Ltd. Bangladesh. AS for local peering and transit. Dhaka
Announced by AS17471 Grameen Cybernet Ltd. Bangladesh. AS for local peering and transit. Dhaka. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 203.83.166.0/24
Prefix
Origin
AS17471 CYBERNET-BD-AS
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 5 covering
In RouteViews
2026-10-12 20:02 UTC
Paths
How 203.83.166.0/24 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 174 58717 17471×7
| Origin | AS17471 Grameen Cybernet Ltd. Bangladesh. AS for local peering and transit. Dhaka |
| Origin code | IGP |
| Communities | 174:21101 174:22008 36601:150 36601:174 36601:2001 |
| Updated | 4d 10h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 58453 58717 17471×7
| Origin | AS17471 Grameen Cybernet Ltd. Bangladesh. AS for local peering and transit. Dhaka |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 4d 10h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 58717 17471×7
| Origin | AS17471 Grameen Cybernet Ltd. Bangladesh. AS for local peering and transit. Dhaka |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 10h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS17471 to originate 203.83.160.0/19 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 203.83.160.0/19 | /24 | AS17471 CYBERNET-BD-AS | APNIC |
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 |
|---|---|---|---|---|
| 203.83.166.0/24 | AS17471 CYBERNET-BD-AS | APNIC | GRAMEEN CYBERNET R M Center (4th Floor) 101 Gulshan Avenue | MAINT-BD-AZHAR |
| 203.83.166.0/23 covering | AS17471 CYBERNET-BD-AS | APNIC | GRAMEEN CYBERNET R M Center (4th Floor) 101 Gulshan Avenue | MAINT-BD-AZHAR |
| 203.83.164.0/22 covering | AS17471 CYBERNET-BD-AS | APNIC | GRAMEEN CYBERNET R M Center (4th Floor) 101 Gulshan Avenue | MAINT-BD-AZHAR |
| 203.83.160.0/21 covering | AS17471 CYBERNET-BD-AS | APNIC | GRAMEEN CYBERNET R M Center (4th Floor) 101 Gulshan Avenue | MAINT-BD-AZHAR |
| 203.83.160.0/20 covering | AS17471 CYBERNET-BD-AS | APNIC | GRAMEEN CYBERNET R M Center (4th Floor) 101 Gulshan Avenue | MAINT-BD-AZHAR |
| 203.83.160.0/19 covering | AS17471 CYBERNET-BD-AS | APNIC | Grameen CyberNet APNIC maintainer | MAINT-BD-AZHAR |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.