216.81.40.0/21 Fibertown
Announced by AS19366 Fibertown. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 216.81.40.0/21
Prefix
Origin
AS19366 FDL-42
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
0
IRR route objects
3 exact, 0 covering
In RouteViews
2026-10-14 20:02 UTC
Paths
How 216.81.40.0/21 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 19366
| Origin | AS19366 Fibertown |
| Origin code | incomplete |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 6d 17h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 19366
| Origin | AS19366 Fibertown |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 7d 2h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 19366
| Origin | AS19366 Fibertown |
| Origin code | incomplete |
| Communities | 6461:5998 36295:100 36295:6461 |
| Updated | 3h 48m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS19366 to originate 216.81.40.0/21 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 216.81.40.0/21 | /24 | AS19366 FDL-42 | ARIN |
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 |
|---|---|---|---|---|
| 216.81.40.0/21 | AS19366 FDL-42 | ARIN | Fibertown | MNT-FDL-42 |
| 216.81.40.0/21 | AS25956 LOGIXCOMM-AS4 | LEVEL3 | BGP-Filter-Update | ASPENTX-MNT |
| 216.81.40.0/21 | AS19366 FDL-42 | RADB | Fibertown IPV4 | MAINT-AS19366 |