AS40264 — TWC-40264-WI-MN-UPPERMI-C3

AS40264 announces 19 IPv4 prefixes covering 15,104 addresses and 7 IPv6 prefixes.

About this network

TWC-40264-WI-MN-UPPERMI-C3 is held by Charter Communications LLC.

What it's used for

• The address space carries residential and business broadband traffic, evidenced by reverse DNS entries such as syn-192-062-234-000.res.spectrum.com and syn-076-058-009-000.biz.spectrum.com.
• The AS announces 14,592 IPv4 addresses and 7 IPv6 prefixes, with 146 observed neighbours, indicating a large-scale access network serving end-users rather than a transit provider.
• Traffic from this AS consists of subscriber internet, television, and voice services for homes and businesses under the Spectrum brand.

Notable

• Registrants for the largest prefixes include Charter Communications INC, Charter Communications LLC, and Charter Communications Inc, aligning with the announcer.
• Some prefixes, such as 82.27.4.0/22, are registered to Private Customer, while 47.45.46.0/24 is registered to NMHM Hotels and 47.45.59.0/24 to Star Communications LLC.
• The inventory includes a mix of /21, /22, and /24 prefixes, with the largest being 144.168.16.0/21, 192.62.232.0/21, and 199.15.240.0/21.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 47.45.16.0/24
• 47.45.46.0/24
• 47.45.59.0/24
• 76.58.8.0/22
• 76.58.15.0/24
• 76.58.45.0/24
• 76.58.48.0/22
• 82.27.4.0/22
• 82.27.12.0/22
• 82.29.16.0/22
• 82.29.32.0/22
• 97.75.228.0/24
• 138.207.2.0/23
• 144.168.16.0/21
• 192.62.232.0/21
• 192.104.31.0/24
• 199.15.240.0/21
• 204.176.194.0/24
• 208.103.155.0/24
• 2602:107:4100::/44
• 2602:107:4130::/44
• 2602:107:4140::/42
• 2602:107:4180::/41
• 2602:107:e100::/40
• 2602:80c:1004::/48
• 2602:80c:1008::/48

Upstream networks

• AS20115 Charter Communications LLC
• AS10796 Charter Communications Inc

Downstream networks

• AS21554 Wisconsin CyberLynk Network, Inc.
• AS25958 Marshfield Clinic Inc.
• AS22809 American Family Insurance
• AS16399 First Communications LLC
• AS22223 MVTV Wireless
• AS13567 Kimberly-Clark Corporation
• AS33395 RMM Solutions Inc
• AS14440 Citon Computer Corp
• AS32149 WEBTEAM, INC
• AS23039 Bell Ambulance, Inc.
• AS36724 Hanson Communications, Inc.
• AS395526 Regal Rexnord Corporation
• AS22955 Children's Hospital & Health System, Inc.
• AS12047 Gundersen Lutheran Medical Center, Inc.
• AS53420 Merge Healthcare Solutions Inc.
• AS13376 Toppan Merrill LLC
• AS394621 Stack41, llc.
• AS33596 Brunswick Corporation
• AS25794 Dairyland Power Cooperative
• AS6341 WEC Business Services LLC
• AS33127 Integrated Systems Corp
• AS21801 Jewelers Mutual Insurance Company
• AS40479 Aurora Health Care, Inc.
• AS1437 Visonex LLC
• AS55208 Navitus Health Solutions, LLC

Adjacent networks

• AS20115 Charter Communications LLC
• AS10796 Charter Communications Inc
• AS21554 Wisconsin CyberLynk Network, Inc.
• AS25958 Marshfield Clinic Inc.
• AS22809 American Family Insurance
• AS16399 First Communications LLC
• AS22223 MVTV Wireless
• AS13567 Kimberly-Clark Corporation
• AS33395 RMM Solutions Inc
• AS32625 OFFSITE, LLC
• AS14440 Citon Computer Corp
• AS32149 WEBTEAM, INC
• AS394621 Stack41, llc.
• AS23039 Bell Ambulance, Inc.
• AS395526 Regal Rexnord Corporation
• AS36724 Hanson Communications, Inc.
• AS22955 Children's Hospital & Health System, Inc.
• AS12047 Gundersen Lutheran Medical Center, Inc.
• AS53420 Merge Healthcare Solutions Inc.
• AS13376 Toppan Merrill LLC
• AS33596 Brunswick Corporation
• AS25794 Dairyland Power Cooperative
• AS6341 WEC Business Services LLC
• AS33127 Integrated Systems Corp
• AS21801 Jewelers Mutual Insurance Company