ResearchRouting table, looking glass, RPKI & IRR

191.1.64.0/18 Charter Communications Inc

Announced by AS20001 Charter Communications Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 191.1.64.0/18

Prefix
191.1.64.0/18
Origin
AS20001 TWC-20001-PACWEST
RPKI
RPKI valid
Size
16,384 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-12 16:02 UTC
Paths

How 191.1.64.0/18 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 7843 20001
OriginAS20001 Charter Communications Inc
Origin codeIGP
Communities3356:3 3356:86 3356:575 3356:666 3356:901 3356:2258 7843:2151 36601:150 36601:2001 36601:13760
Updated4d 15h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 7843 20001
OriginAS20001 Charter Communications Inc
Origin codeIGP
Communities903:900 903:13760
Updated5d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 7843 20001
OriginAS20001 Charter Communications Inc
Origin codeIGP
Communities36295:100
Updated4d 23h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 7843 20001
OriginAS20001 Charter Communications Inc
Origin codeIGP
Communitiesnone
Updated5d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1299 7843 20001
OriginAS20001 Charter Communications Inc
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 17h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS20001 to originate 191.1.0.0/16 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
191.1.0.0/16/24AS20001 TWC-20001-PACWESTAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
191.1.64.0/18AS20001 TWC-20001-PACWESTAPNICCharter Communications IncMAINT-SKYLINE1-HK
191.1.0.0/17 coveringAS20001 TWC-20001-PACWESTAPNICCharter Communications IncMAINT-SKYLINE1-HK
191.1.0.0/16 coveringAS20001 TWC-20001-PACWESTAPNICCharter Communications IncMAINT-SKYLINE1-HK
Tools

Check 191.1.64.0/18 live

Looking glassIP to ASN APIRPKI APIIRR API