ResearchRouting table, looking glass, RPKI & IRR

24.38.0.0/17 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 24.38.0.0/17

Prefix
24.38.0.0/17
Origin
AS6128 CABLE-NET-1
RPKI
RPKI valid
Size
32,768 addresses
Less specific
none
More specifics
16
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-14 00:02 UTC
Paths

How 24.38.0.0/17 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 6128×3
OriginAS6128 Cablevision Systems Corp.
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated5d 21h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 6461 6128×3
OriginAS6128 Cablevision Systems Corp.
Origin codeIGP
Communities903:900 903:13760
Updated5d 19h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 6128
OriginAS6128 Cablevision Systems Corp.
Origin codeIGP
Communities36295:100
Updated6d 6h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 6128
OriginAS6128 Cablevision Systems Corp.
Origin codeIGP
Communitiesnone
Updated6d 6h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 6128×3
OriginAS6128 Cablevision Systems Corp.
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated9d 23h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS6128 to originate 24.38.0.0/17 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
24.38.0.0/17/24AS6128 CABLE-NET-1ARIN
IRR

Route objects

Registered in the IRR for this prefix and the ones covering it. Look it up live.

RouteOriginSourceDescriptionMaintained by
24.38.0.0/17AS6128 CABLE-NET-1ARIN1111 Stewart Avenue Bethpage NY 11714 United StatesMNT-CLL-174
More specific

Prefixes inside 24.38.0.0/17

16 announced prefixes fall inside this one.

Show the 16 prefixes
24.38.4.0/24 AS54004 LIGHTPATH24.38.10.0/24 AS33759 REGENERON24.38.20.0/24 AS33141 NOCSERVICES24.38.21.0/24 AS400423 CATHOLIC-HEALTH24.38.25.0/24 AS399034 ASN-ENFOTECH-0124.38.33.0/24 AS21867 LIGHTPATH-COLUMBUS24.38.37.0/24 AS22362 GLOBALTELLINK-HNSS24.38.39.0/24 AS398463 MSUFSD-1-AS24.38.40.0/24 AS836 WHITE-PLAINS-HOSPITAL24.38.74.0/24 AS54004 LIGHTPATH24.38.82.0/24 AS54004 LIGHTPATH24.38.86.0/24 AS55209 HACKENSACKUMC24.38.90.0/24 AS30104 ABCC-3010424.38.93.0/24 AS54004 LIGHTPATH24.38.97.0/24 AS53482 MKMG24.38.125.0/24 AS53555 HLC-496
Tools

Check 24.38.0.0/17 live

Looking glassIP to ASN APIRPKI APIIRR API