Autonomous System

AS12271 Charter Communications Inc

ISPActiveUnited StatesARIN

AS12271 (TWC-12271-NYC) is an ISP network operated by Charter Communications Inc in United States, registered with ARIN. It has 111 IPv4 prefixes with 2,866,688 addresses and 8 IPv6 prefixes, which makes it the 196th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses2,866,688in 111 prefixes
IPv6 prefixes8≈ 1.5 × 10³⁰ addresses
Size rank#196of 82,200 active ASNs
Abuser scoreLow0.06% of its addresses flagged · method

Details

OrganizationCharter Communications Inc
AS nameTWC-12271-NYC
Websitecharter.com
Country United States (US)
Network typeISP
RegistryARIN
Abuse contactabuse@charter.net
Registered2000-06-09
Last updated2018-11-27

IPv4 prefixes

111 prefixes · 2,866,688 addresses
NetworkAddressesFirst – last address
74.72.0.0/15131,07274.72.0.0 – 74.73.255.255
98.14.0.0/15131,07298.14.0.0 – 98.15.255.255
24.90.0.0/1665,53624.90.0.0 – 24.90.255.255
24.193.0.0/1665,53624.193.0.0 – 24.193.255.255
47.230.0.0/1665,53647.230.0.0 – 47.230.255.255
50.74.0.0/1665,53650.74.0.0 – 50.74.255.255
66.108.0.0/1665,53666.108.0.0 – 66.108.255.255
67.243.0.0/1665,53667.243.0.0 – 67.243.255.255
67.245.0.0/1665,53667.245.0.0 – 67.245.255.255
67.250.0.0/1665,53667.250.0.0 – 67.250.255.255
67.254.0.0/1665,53667.254.0.0 – 67.254.255.255
68.173.0.0/1665,53668.173.0.0 – 68.173.255.255
68.174.0.0/1665,53668.174.0.0 – 68.174.255.255
69.206.0.0/1665,53669.206.0.0 – 69.206.255.255
72.229.0.0/1665,53672.229.0.0 – 72.229.255.255
74.64.0.0/1665,53674.64.0.0 – 74.64.255.255
74.66.0.0/1665,53674.66.0.0 – 74.66.255.255
74.68.0.0/1665,53674.68.0.0 – 74.68.255.255
74.71.0.0/1665,53674.71.0.0 – 74.71.255.255
98.12.0.0/1665,53698.12.0.0 – 98.12.255.255
149.89.0.0/1665,536149.89.0.0 – 149.89.255.255
172.254.0.0/1665,536172.254.0.0 – 172.254.255.255
184.152.0.0/1665,536184.152.0.0 – 184.152.255.255
24.103.0.0/1732,76824.103.0.0 – 24.103.127.255
24.161.0.0/1732,76824.161.0.0 – 24.161.127.255
The 25 largest of 111. The API and the database have all of them.

IPv6 prefixes

8 prefixes
  • 2603:7000::/28
  • 2600:6000::/32
  • 2603:90be::/32
  • 2604:2000::/32
  • 2602:107:6300::/40
  • 2602:107:e400::/40
  • 2600:6c7f:9360::/44
  • 2602:107:6310::/44

Query AS12271 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS12271&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS12271, with or without a key:

curl "https://api.ipapi.is/?q=74.72.0.1"

Other networks of Charter Communications Inc

6 of 14
AS10796 Charter Communications Inc9,848,832 IPv4 addressesAS20001 Charter Communications Inc8,243,968 IPv4 addressesAS33363 Charter Communications, Inc6,348,288 IPv4 addressesAS11427 Charter Communications Inc5,886,976 IPv4 addressesAS11426 Charter Communications Inc4,478,720 IPv4 addressesAS11351 Charter Communications Inc4,324,608 IPv4 addresses

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