ASN Lookup Tool

Charter Communications Inc charter.com US US 140 Routes

AS Data

AS11351

AS11351 – Charter 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 127
Number of IPv6 Routes 13
ASN type ISP
Registry ARIN
Date Allocated 1998-07-14

ASN Intelligence API for production workflows

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

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs
Powered by ASN data

IP Ranges

Route # IPs
67.240.0.0/15 131072
2600:5c01:e0a::/48 ~1×10²⁴
2600:6000:fb34::/48 ~1×10²⁴
67.255.0.0/16 65536
72.43.192.0/18 16384
198.179.96.0/19 8192
2603:70bd::/32 ~79×10²⁷
98.0.0.0/17 32768
67.248.0.0/15 131072
50.75.0.0/17 32768
24.213.128.0/19 8192
71.65.32.0/23 512
24.93.0.0/19 8192
69.204.128.0/18 16384
76.180.0.0/16 65536
24.92.32.0/19 8192
76.58.22.0/23 512
208.125.64.0/18 16384
68.172.192.0/20 4096
76.178.192.0/18 16384
76.37.0.0/16 65536
172.100.0.0/15 131072
2602:107:e200::/40 ~309×10²⁴
67.247.64.0/19 8192
98.1.0.0/16 65536
72.45.128.0/17 32768
72.43.0.0/18 16384
72.231.128.0/17 32768
98.2.0.0/15 131072
67.242.0.0/16 65536
24.39.0.0/18 16384
98.4.0.0/15 131072
66.66.0.0/15 131072
154.16.42.0/24 256
24.103.128.0/18 16384
24.31.128.0/19 8192
199.29.192.0/24 256
72.228.0.0/16 65536
69.204.192.0/19 8192
65.185.244.0/24 256
207.251.224.0/21 2048
2600:6c0c:43c::/48 ~1×10²⁴
24.92.224.0/19 8192
74.65.0.0/17 32768
2600:6c7f:9350::/44 ~19×10²⁴
67.251.0.0/17 32768
74.70.0.0/16 65536
98.10.0.0/15 131072
72.227.0.0/17 32768
192.31.156.0/24 256
24.97.0.0/16 65536
64.30.240.0/20 4096
136.223.36.0/24 256
24.213.184.0/21 2048
69.207.0.0/16 65536
72.224.0.0/16 65536
2603:7080::/28 ~1×10³⁰
68.172.128.0/18 16384
104.228.0.0/15 131072
208.105.96.0/19 8192

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
AS20337 SUNY Institute of Technology US
AS21806 National Fuel Gas Distribution Corporation US
AS23086 Pound Bang Incorporated US
AS19345 Bard College at Simon's Rock US
AS22417 New York Central Mutual Fire Insurance Company US
AS20330 New York State Unified Court System US
AS29968 Dunkirk & Fredonia Telephone Company US
AS54471 Androscoggin Valley Hospital US
AS400057 Upstate Niagara Cooperatives US
AS46820 Littleton Regional Hospital US
AS22270 Bangor Savings Bank US
AS3576 Hodgson Russ LLP US
AS396343 Blurb, Inc. US
AS14433 State University of New York - Oswego US
AS402327 Anteris Solutions, Inc. US
AS23525 Canandaigua National Corporation US
AS394212 Weeks Medical Center US
AS11076 COMMUNITY COMPUTER SERVICE INC US
AS12120 Amphenol Corp US
AS23224 ELLIS MEDICINE US
AS395054 CDPHP US
AS39956 Community Care Physicians, P.C. US
AS26836 Marchese Computer Products, Inc. US
AS53943 Paylocity Corporation US
AS13602 I-Evolve Technology Services US
AS40757 MMG Insurance Company US
AS13588 Paychex Inc. US
AS14437 C&S WHOLESALE GROCERS INC. US
AS401917 The State University of New York College of Agriculture and Technology at Cobleskill US
AS33239 Center for Internet Security US
AS46236 Guthrie Healthcare System US
AS398295 Creation Technologies US
AS11847 GoNetSpeed US
AS400000 PCB Piezotronics, Inc. US
AS63243 Synergent US
AS92 Clarkson University US
AS7843 Charter Communications Inc US
AS32117 Berkshire Health Systems US
AS25915 WASHINGTON SARATOGA WARREN HAMILTON & ESSEX BOCES US
AS40737 EMF Inc. US
AS394690 ESL Federal Credit Union US
AS20359 Preferred Mutual Insurance Company US
AS53519 Central Maine Medical Family US
AS13602 I Evolve Technology Services US
AS22970 Maine Technical College System US
AS18746 Merchants Insurance Group US
AS46158 OCM BOCES US
AS53426 Delaware North Companies US
AS396271 S. J. Rollins Technologies US
AS395015 SUNY College at Fredonia US
AS62855 Currier, McCabe and Associates, Inc. US
AS395908 IANA - Autonomous System Number US
AS7828 Northland Communications US
AS33177 Kaleida Health US
AS393962 Baillie Lumber Co., L.P. US
AS40944 Mass College of Liberal Arts US
AS62630 Husson University US
AS40229 MaineHealth Maine Medical Center US
AS53657 IANA - Autonomous System Number US

Upstreams

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

Downstreams

AS Number Description Country
AS395908 IANA - Autonomous System Number US
AS7828 Northland Communications US
AS20337 SUNY Institute of Technology US
AS33177 Kaleida Health US
AS393962 Baillie Lumber Co., L.P. US
AS40944 Mass College of Liberal Arts US
AS21806 National Fuel Gas Distribution Corporation US
AS23086 Pound Bang Incorporated US
AS62630 Husson University US
AS53657 IANA - Autonomous System Number US

Contacts

Email Contacts

PublicIPAddressing@charter.com

Abuse Contacts

abuse@charter.net

Ready to get started?Get Started with IP Intelligence API Today

Get Started
CTA Illustration

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.