154.53.40.0/21 Contabo Inc.
Announced by AS40021 Contabo Inc. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 154.53.40.0/21
Prefix
Origin
AS40021 CONTABO-40021
RPKI
RPKI not found
Size
2,048 addresses
Less specific
More specifics
0
IRR route objects
2 exact, 1 covering
In RouteViews
2026-10-12 20:02 UTC
Paths
How 154.53.40.0/21 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 40021
| Origin | AS40021 Contabo Inc. |
| Origin code | incomplete |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 4d 18h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 40021
| Origin | AS40021 Contabo Inc. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 2h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 40021
| Origin | AS40021 Contabo Inc. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 2h 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 |
|---|---|---|---|---|
| 154.53.40.0/21 | AS40021 CONTABO-40021 | RADB | Route Registered for Cogent Communications Customer - Contabo Inc. | MAINT-AS174 |
| 154.53.40.0/21 | AS51167 CONTABO | RADB | Route Registered for Cogent Communications Customer- Contabo Inc | MAINT-AS174 |
| 154.48.0.0/12 covering | AS174 COGENT-174 | RADB | Cogent | MAINT-AS174 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.