66.45.192.0/19 Zayo Bandwidth
Announced by AS16503 Zayo Bandwidth. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 66.45.192.0/19
Prefix
Origin
AS16503 ZAYO-16503
RPKI
RPKI valid
Size
8,192 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-13 20:02 UTC
Paths
How 66.45.192.0/19 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 6461 19092 16503
| Origin | AS16503 Zayo Bandwidth |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 5d 19h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 6461 19092 16503
| Origin | AS16503 Zayo Bandwidth |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 3h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 19092 16503
| Origin | AS16503 Zayo Bandwidth |
| Origin code | IGP |
| Communities | 6461:5998 36295:100 36295:6461 |
| Updated | 9h 26m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS16503 to originate 66.45.192.0/19 up to /19. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 66.45.192.0/19 | /19 | AS16503 ZAYO-16503 | 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 |
|---|---|---|---|---|
| 66.45.192.0/19 | AS16503 ZAYO-16503 | RADB | Spectrum Networks proxy registration | MAINT-AS11404 |