2600:4804::/30 Cablevision Systems Corp.
Announced by AS6128 Cablevision Systems Corp. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 2600:4804::/30
Prefix
Origin
AS6128 CABLE-NET-1
RPKI
RPKI valid
Size
17,179,869,184 /64s
Less specific
More specifics
0
IRR route objects
0 exact, 1 covering
In RouteViews
2026-10-16 16:05 UTC
Paths
How 2600:4804::/30 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 6128×2
| Origin | AS6128 Cablevision Systems Corp. |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:2001 |
| Updated | 8d 15h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 6939 6128
| Origin | AS6128 Cablevision Systems Corp. |
| Origin code | IGP |
| Communities | 903:13760 |
| Updated | 8d 23h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 6128
| Origin | AS6128 Cablevision Systems Corp. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 8d 23h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS6128 to originate 2600:4800::/28 up to /64. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2600:4800::/28 | /64 | AS6128 CABLE-NET-1 | 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 |
|---|---|---|---|---|
| 2600:4800::/28 covering | AS6128 CABLE-NET-1 | LEVEL3 | CSC Holdings | MAINT-AS6128 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.