ASN Lookup Tool

Charter Communications Inc charter.com US US 142 Routes

AS Data

AS11351

AS11351Charter Communications Inc

AS Number 11351
AS Name TWC-11351-NORTHEAST
Organization Charter Communications Inc(cc-3517)
Country US
Website charter.com
Number of IPv4 Routes 128
Number of IPv6 Routes 14
ASN type ISP
Registry ARIN
Date Allocated 1998-07-14

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Use ASN data for AS11351 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
67.240.0.0/15 131072
2600:5c01:e0a::/48 ~1×10²⁴
2600:5c01:40f4::/48 ~1×10²⁴
2600:6000:fb34::/48 ~1×10²⁴
67.255.0.0/16 65536
208.125.32.0/19 8192
72.43.192.0/18 16384
198.179.96.0/19 8192
2603:70bd::/32 ~79×10²⁷
98.0.0.0/17 32768

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       11351
ASName:         TWC-11351-NORTHEAST
ASHandle:       AS11351
RegDate:        1998-07-14
Updated:        2018-11-27    
Ref:            https://rdap.arin.net/registry/autnum/11351



OrgName:        Charter Communications Inc
OrgId:          CC-3517
Address:        6175 S. Willow Dr
City:           Greenwood Village
StateProv:      CO
PostalCode:     80111
Country:        US
RegDate:        2018-10-10
Updated:        2022-09-14
Comment:        Legacy Time Warner Cable IP Assets
Ref:            https://rdap.arin.net/registry/entity/CC-3517


OrgTechHandle: IPADD1-ARIN
OrgTechName:   IPAddressing
OrgTechPhone:  +1-866-248-7662 
OrgTechEmail:  PublicIPAddressing@charter.com
OrgTechRef:    https://rdap.arin.net/registry/entity/IPADD1-ARIN

OrgAbuseHandle: ABUSE19-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-877-777-2263 
OrgAbuseEmail:  abuse@charter.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE19-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS15049 Tompkins County US
AS395908 RESERVED ZZ
AS20337 SUNY Institute of Technology US
AS21806 National Fuel Gas Distribution Corporation US
AS23086 Pound Bang Incorporated US
AS53657 RESERVED ZZ
AS19345 Bard College at Simon's Rock US
AS22417 New York Central Mutual Fire Insurance Company US
AS17382 IANA - Autonomous System Number US
AS20330 New York State Unified Court System US

Upstreams

AS Number Description Country
AS7828 Northland Communications US
AS7843 Charter Communications Inc US

Downstreams

AS Number Description Country
AS15049 Tompkins County US
AS7828 Northland Communications US
AS20337 SUNY Institute of Technology US
AS33177 Kaleida Health US
AS40944 Mass College of Liberal Arts US
AS21806 National Fuel Gas Distribution Corporation US
AS23086 Pound Bang Incorporated US
AS62630 Husson University US
AS40229 MaineHealth Maine Medical Center US
AS31747 BlackRock Financial Management, Inc. US

Contacts

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Frequently Asked Questions

ASN AS11351 is an Autonomous System Number used to identify a network for BGP internet routing.
AS11351 is listed under Charter Communications Inc.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.