66.33.8.0/21 BIF IV
Announced by AS394056 BIF IV. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 66.33.8.0/21
Prefix
Origin
AS394056 BIFIV
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
8
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-15 00:02 UTC
Paths
How 66.33.8.0/21 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 6461 394056
| Origin | AS394056 BIF IV |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 16h 35m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 6461 394056
| Origin | AS394056 BIF IV |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 16h 35m ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 394056
| Origin | AS394056 BIF IV |
| Origin code | IGP |
| Communities | 6461:5998 36295:100 36295:6461 |
| Updated | 8h 1m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS394056 to originate 66.33.8.0/21 up to /25. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 66.33.8.0/21 | /25 | AS394056 BIFIV | 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 |
|---|---|---|---|---|
| 66.33.8.0/21 | AS394056 BIFIV | ARIN | US network for Intrepid Fiber Networks | MNT-BIIOL |
More specific
Prefixes inside 66.33.8.0/21
8 announced prefixes fall inside this one.