ASN Lookup Tool

Charter Communications LLC charter.com US US 52 Routes

AS Data

AS33588

AS33588 – Charter Communications LLC

AS Number 33588
AS Name BRESNAN-33588
Organization Charter Communications LLC (cc04)
Country US
Website charter.com
Number of IPv4 Routes 39
Number of IPv6 Routes 13
ASN type ISP
Registry ARIN
Date Allocated 2005-01-27

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IP Ranges

Route # IPs
47.28.192.0/18 16384
35.132.32.0/24 256
2602:107:4a20::/44 ~19×10²⁴
47.37.0.0/18 16384
47.44.112.0/20 4096
2602:107:e7a0::/43 ~39×10²⁴
174.45.0.0/16 65536
47.231.228.0/22 1024
2600:6cf3::/32 ~79×10²⁷
2602:10d:8000::/36 ~5×10²⁷
2600:6c7f:9430::/44 ~19×10²⁴
150.181.91.0/24 256
47.45.128.0/17 32768
2600:6c00:2::/47 ~2×10²⁴
2602:104:f::/48 ~1×10²⁴
35.133.0.0/18 16384
35.131.32.0/19 8192
35.150.64.0/18 16384
47.5.0.0/17 32768
2600:6c66::/32 ~79×10²⁷
159.111.8.0/22 1024
72.174.0.0/15 131072
192.61.208.0/21 2048
192.61.255.0/24 256
76.58.56.0/23 512
75.143.192.0/19 8192
2600:6c34::/30 ~317×10²⁷
159.111.12.0/22 1024
35.132.48.0/20 4096
2600:6c67::/32 ~79×10²⁷
137.26.64.0/18 16384
69.144.0.0/15 131072
71.15.192.0/19 8192
69.146.0.0/16 65536
184.166.0.0/15 131072
150.181.26.0/24 256
35.134.192.0/18 16384
172.221.64.0/18 16384
98.127.0.0/16 65536
150.181.24.0/23 512
192.61.246.0/23 512
2600:6cf2::/32 ~79×10²⁷
173.40.192.0/20 4096
47.47.128.0/18 16384
150.224.249.0/24 256
159.111.0.0/21 2048
2602:10f::/32 ~79×10²⁷
71.85.191.0/24 256
35.132.0.0/24 256
159.111.16.0/20 4096
35.151.208.0/20 4096
2602:107:4a00::/40 ~309×10²⁴

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:       33588
ASName:         BRESNAN-33588
ASHandle:       AS33588
RegDate:        2005-01-27
Updated:        2018-11-20
Ref:            https://rdap.arin.net/registry/autnum/33588



OrgName:        Charter Communications LLC
OrgId:          CC04
Address:        6175 S. Willow Dr
City:           Greenwood Village
StateProv:      CO
PostalCode:     80111
Country:        US
RegDate:        
Updated:        2025-02-10
Ref:            https://rdap.arin.net/registry/entity/CC04


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

OrgTechHandle: IPADD1-ARIN
OrgTechName:   IPAddressing
OrgTechPhone:  +1-866-248-7662 
OrgTechEmail:  PublicIPAddressing@charter.com
OrgTechRef:    https://rdap.arin.net/registry/entity/IPADD1-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
AS20115 Charter Communications LLC US
AS11512 Parsec Data Management Inc. US
AS19115 Charter Communications LLC US
AS26450 CTDI US
AS393367 Teton County Hospital District US
AS395888 IANA - Autonomous System Number US
AS401920 Montana Outback Wireless Inc. US
AS25816 Touro College US
AS393657 Colorado Mesa University US
AS395251 Benefis Health System US
AS62817 BARRETT HOSPITAL AND HEALHCARE US
AS7843 Charter Communications Inc US
AS22629 NORTHWESTERN CORPORATION US
AS394913 AirGrids US
AS13590 Marcus Daly Memorial Hospital Corporation US
AS32146 City of Bozeman US

Upstreams

AS Number Description Country
AS20115 Charter Communications LLC US
AS7843 Charter Communications Inc US

Downstreams

AS Number Description Country
AS11512 Parsec Data Management Inc. US
AS19115 Charter Communications LLC US
AS26450 CTDI US
AS393367 Teton County Hospital District US
AS395888 IANA - Autonomous System Number US
AS401920 Montana Outback Wireless Inc. US
AS25816 Touro College US
AS393657 Colorado Mesa University US
AS395251 Benefis Health System US
AS62817 BARRETT HOSPITAL AND HEALHCARE US

Contacts

Email Contacts

PublicIPAddressing@charter.com

Abuse Contacts

abuse@charter.net

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Frequently Asked Questions

ASN AS33588 is an Autonomous System Number used to identify a network for BGP internet routing.
AS33588 is listed under Charter Communications LLC.
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.
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