ASN Lookup Tool

Charter Communications, Inc. spectrum.com US US 445 Routes

AS Data

AS11427

AS11427 – Charter Communications, Inc.

AS Number 11427
AS Name TWC-11427-TEXAS
Organization Charter Communications, Inc. (cc-3517)
Country US
Website spectrum.com
Number of IPv4 Routes 399
Number of IPv6 Routes 17
ASN type ISP
Registry ARIN
Date Allocated 2000-06-09

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Use ASN data for AS11427 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
67.52.252.0/23 512
98.156.40.0/22 1024
24.31.32.0/19 8192
154.85.0.0/23 512
74.87.104.0/21 2048
75.81.64.0/18 16384
144.172.8.0/22 1024
2602:107:4010::/44 ~19×10²⁴
76.183.0.0/16 65536
156.233.200.0/22 1024
65.85.224.0/20 4096
70.121.128.0/17 32768
66.142.245.0/24 256
67.48.192.0/19 8192
24.175.192.0/18 16384
67.52.216.0/23 512
156.233.4.0/22 1024
24.28.128.0/18 16384
162.253.177.0/24 256
24.175.160.0/19 8192
74.62.160.0/21 2048
69.23.128.0/19 8192
70.117.32.0/19 8192
45.198.188.0/22 1024
192.242.174.0/23 512
24.31.224.0/19 8192
65.28.64.0/18 16384
24.173.192.0/18 16384
97.105.0.0/16 65536
156.233.196.0/22 1024
72.245.0.0/18 16384
150.221.128.0/17 32768
24.174.40.0/24 256
75.81.128.0/19 8192
75.87.128.0/18 16384
69.76.128.0/17 32768
71.42.128.0/19 8192
207.168.28.0/22 1024
140.99.45.0/24 256
156.244.192.0/21 2048
2605:6000:700::/40 ~309×10²⁴
65.84.144.0/20 4096
156.233.84.0/22 1024
156.244.216.0/21 2048
156.242.96.0/22 1024
72.245.176.0/21 2048
159.56.4.0/22 1024
50.84.0.0/16 65536
65.84.32.0/20 4096
154.94.8.0/22 1024
140.99.209.0/24 256
192.242.172.0/23 512
2603:8080::/28 ~1×10³⁰
65.26.128.0/20 4096
70.122.0.0/15 131072
97.79.128.0/17 32768
45.207.164.0/23 512
184.93.0.0/17 32768
74.2.64.0/19 8192
216.132.216.0/22 1024

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:       11427
ASName:         TWC-11427-TEXAS
ASHandle:       AS11427
RegDate:        2000-06-09
Updated:        2018-11-27
Ref:            https://rdap.arin.net/registry/autnum/11427



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
AS54201 We Link Networks LLC US
AS18537 PPDI US
AS20115 Charter Communications LLC US
AS26289 Southside Bancshares, Inc. US
AS393961 Farm Bureau Bank US
AS46884 ServiceLink Holdings, LLC US
AS395359 InTouch Health US
AS40852 Security Service Federal Credit Union US
AS397549 Texas A&M University San Antonio US
AS23302 South Texas College US
AS13581 SHI International Corp. US
AS40656 Communications Etc., Inc. US
AS395066 Digital Technology Group, LLC US
AS393837 VERONA NETWORKS LLC US
AS23371 CAE USA, Inc US
AS394791 City of Schertz US
AS40615 University Health System US
AS19681 Networkitects, Inc. US
AS46197 Discovery Information Technologies, Inc. US
AS15223 Texas Wesleyan University US
AS46511 UNIVERSAL HEALTH SERVICES US
AS19115 Charter Communications LLC US
AS53759 Visual Net Design LC US
AS40910 Baylor Health Care System US
AS36456 Velocity Credit Union US
AS395271 The Bank of San Antonio US
AS53293 Samsung Austin Semiconductor LLC US
AS397351 Town of Flower Mound US
AS32667 7 Eleven, Inc. US
AS54710 IN N OUT BURGERS US
AS397360 Texas State Technical College Harlingen US
AS18937 National Monitoring Center US
AS53533 Entravision Communications Corporation US
AS400494 Cirrascale Cloud Services LLC US
AS33683 University of the Incarnate Word US
AS18645 UMHB US
AS397436 GUADALUPE REGIONAL MEDICAL CENTER US
AS4354 UNIVERSAL HEALTH SERVICES US
AS393359 Security Service Federal Credit Union US
AS13939 Southwest Texas Junior College US
AS395274 Lake Travis ISD US
AS54222 City of Cedar Park US
AS6453 TATA COMMUNICATIONS AMERICA INC US
AS55103 Thin nology, LLC US
AS54426 Texas Organ Sharing Alliance US
AS26958 Oncor Electric Delivery Company, LLC US
AS32775 SMART CITY NETWORKS, LIMITED PARTNERSHIP US
AS13992 SailPoint Technologies, Inc. US
AS54006 VTX Communications LLC US
AS27325 zColo US
AS11755 Andrews Distributing Company of North Texas, LLC US
AS36523 Farm Credit Bank of Texas US
AS7843 Charter Communications Inc US
AS397717 Open Text Corporation CA
AS22391 Bexar County Information Technology US
AS393703 IDEA Public Schools US
AS40636 ROCKWELL AUTOMATION Inc. US
AS4887 Port of Corpus Christi Authority US
AS25709 Lamar University US
AS36097 Nugget Enterprises, Inc. US

Upstreams

AS Number Description Country
AS6453 TATA COMMUNICATIONS AMERICA INC US
AS20115 Charter Communications LLC US
AS27325 zColo US
AS7843 Charter Communications Inc US

Downstreams

AS Number Description Country
AS54201 We Link Networks LLC US
AS26289 Southside Bancshares, Inc. US
AS393961 Farm Bureau Bank US
AS46884 ServiceLink Holdings, LLC US
AS395359 InTouch Health US
AS40852 Security Service Federal Credit Union US
AS397549 Texas A&M University San Antonio US
AS23302 South Texas College US
AS13581 SHI International Corp. US
AS40656 Communications Etc., Inc. US

Contacts

Email Contacts

PublicIPAddressing@charter.com

Abuse Contacts

abuse@charter.net

Legacy Routes

24.166.168.0/21 72.129.224.0/19 24.166.164.0/22 24.166.176.0/20 72.133.224.0/20

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Frequently Asked Questions

ASN AS11427 is an Autonomous System Number used to identify a network for BGP internet routing.
AS11427 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.