ResearchRouting table, looking glass, RPKI & IRR

216.2.195.0/24 Cablevision Systems Corp.

Announced by AS19720 Cablevision Systems Corp. RPKI valid Seen by 4 of our 5 looking glass sessions.

Summary

What the table says about 216.2.195.0/24

Prefix
216.2.195.0/24
Origin
AS19720 CABLEVISION-CORP
RPKI
RPKI valid
Size
256 addresses
Less specific
216.0.0.0/14 AS2828 XO-AS15
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-13 16:03 UTC
Paths

How 216.2.195.0/24 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 13760 3356 6128 19720
OriginAS19720 Cablevision Systems Corp.
Origin codeIGP
Communities174:930 174:940 174:950 174:960 174:970 174:980 1299:2009 1299:5009 1299:7009 3356:3 3356:22 3356:100 3356:123 3356:575 3356:901 3356:2039 6128:0 6128:110 6128:444 6128:3000 6128:3086 6128:5000 6128:5049 6128:8099 6461:5009 6461:5010 6461:5500 6461:5505 6461:5510 6461:5515 6461:5520 6461:5525 6461:5530 6461:5535 6461:5540 6461:5550 6461:5555 6461:5565 6461:5570 6461:5575 6461:5580 6461:5585 6461:5590 6461:5600 6461:5605 6461:5610 6461:5620 6461:5625 6461:5640 6461:5645 6461:5650 6461:5655 6461:5660 19720:5000 36601:150 36601:2001 36601:13760
Updated5h 47m ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 6128 19720
OriginAS19720 Cablevision Systems Corp.
Origin codeIGP
Communities903:900 903:13760
Updated5d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 6128 19720
OriginAS19720 Cablevision Systems Corp.
Origin codeIGP
Communities6461:5998 36295:100 36295:6461
Updated4h 24m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 3356 6128 19720
OriginAS19720 Cablevision Systems Corp.
Origin codeIGP
Communitiesnone
Updated5d 22h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS19720 to originate 216.2.195.0/24 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
216.2.195.0/24/24AS19720 CABLEVISION-CORPARIN
216.2.192.0/22/22AS19720 CABLEVISION-CORPARIN
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
216.2.195.0/24AS19720 CABLEVISION-CORPARINVerizon BusinessMNT-MCICS
216.2.192.0/22 coveringAS19720 CABLEVISION-CORPARINVerizon BusinessMNT-MCICS
216.0.0.0/14 coveringAS2828 XO-AS15ALTDBProxy registration to prevent harm from ARIN-NONAUTH shutdownMAINT-AS7034
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

216.0.0.0/14 AS2828 XO-AS15
Tools

Check 216.2.195.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API