AS12271 is the autonomous system of Charter Communications Inc. It holds 2,859,008 IPv4 addresses in 168 prefixes plus 9 IPv6 ranges, mainly in 
United States.
By IPv4 addresses the network ranks #150 worldwide and #49 of 18,202 networks in United States. That is 0.20% of the country’s IPv4 space.
The largest block is 74.71.0.0 to 74.73.255.255 with 196,608 addresses, geolocated to New York.
- IPv4 addresses
- 2,859,008
- IPv4 prefixes
- 168
- World rank
- #150
- Country share
- 0.20%
- IPv6 ranges
- 9
Addresses by country
- United States 100%
Largest blocks
- 74.71.0.0 New York196,608
- 68.172.208.0 New York176,128
- 98.13.128.0 New York (Brooklyn)163,840
- 184.152.0.0 Flushing98,304
- 74.65.192.0 New York (Brooklyn)81,920
- 72.225.64.0 New York81,920
- 69.202.128.0 New York73,728
- 67.243.0.0 Queens73,728
Networks of similar size
- AS7545 TPG Internet Pty Ltd
3,058,176 - AS19901 Brightspeed3,048,960
- AS17511 OPTAGE Inc.
2,994,432 - AS9299 Philippine Long Distance Telephone Co.
2,967,584 - AS19108 Suddenlink Communications2,836,992
- AS5769 Videotron Ltee
2,780,928 - AS56041 China Mobile Communications Corporation
2,771,712 - AS137 Consortium GARR
2,769,920
IPv4 prefixes
- 23.246.64.0/18
- 24.29.96.0/19
- 24.29.128.0/19
- 24.30.224.0/20
- 24.39.104.0/21
- 24.39.112.0/20
- 24.39.128.0/19
- 24.90.0.0/16
- 24.97.123.0/24
- 24.97.124.0/22
- 24.97.184.0/23
- 24.97.200.0/21
- 24.102.64.0/18
- 24.103.0.0/17
- 24.103.224.0/19
- 24.104.192.0/18
- 24.105.128.0/19
- 24.136.96.0/19
- 24.161.0.0/17
- 24.164.128.0/18
- 24.168.0.0/17
- 24.168.128.0/19
- 24.193.0.0/16
- 24.213.160.0/20
- 24.213.176.0/21
- 47.230.0.0/16
- 50.74.0.0/18
- 50.74.64.0/20
- 50.74.80.0/23
- 50.74.82.0/24
- 50.74.84.0/22
- 50.74.88.0/21
- 50.74.96.0/19
- 50.74.128.0/17
- 50.75.192.0/18
- 65.86.104.0/21
- 66.65.0.0/17
- 66.65.128.0/18
- 66.93.136.0/21
- 66.108.0.0/16
- 66.110.97.0/24
- 67.243.0.0/16
- 67.244.0.0/19
- 67.244.64.0/18
- 67.245.0.0/16
- 67.247.0.0/18
- 67.247.96.0/19
- 67.250.0.0/16
- 67.251.128.0/19
- 67.251.192.0/18
- 67.254.0.0/16
- 68.165.184.0/21
- 68.172.208.0/20
- 68.172.224.0/19
- 68.173.0.0/16
- 68.174.0.0/16
- 68.175.0.0/17
- 69.193.128.0/17
- 69.200.64.0/19
- 69.200.224.0/19
- 69.201.128.0/17
- 69.202.128.0/17
- 69.203.0.0/17
- 69.203.128.0/19
- 69.203.192.0/18
- 69.204.224.0/19
- 69.206.0.0/16
- 72.43.96.0/20
- 72.43.112.0/21
- 72.43.120.0/22
- 72.43.125.0/24
- 72.43.126.0/23
- 72.43.128.0/18
- 72.225.64.0/18
- 72.225.128.0/17
- 72.226.0.0/17
- 72.227.128.0/17
- 72.229.0.0/16
- 72.231.0.0/17
- 74.0.136.0/21
- 74.64.0.0/16
- 74.65.192.0/18
- 74.66.0.0/16
- 74.68.0.0/16
- 74.71.0.0/16
- 74.72.0.0/15
- 76.58.52.0/23
- 98.0.128.0/20
- 98.0.144.0/21
- 98.0.152.0/23
- 98.0.155.0/24
- 98.0.156.0/22
- 98.0.160.0/19
- 98.0.192.0/19
- 98.0.224.0/21
- 98.0.232.0/22
- 98.0.237.0/24
- 98.0.238.0/23
- 98.0.240.0/20
- 98.7.0.0/17
- 98.7.192.0/18
- 98.12.0.0/16
- 98.13.128.0/17
- 98.14.0.0/15
- 108.176.0.0/18
- 108.176.128.0/18
- 142.105.0.0/18
- 142.105.64.0/24
- 142.105.66.0/24
- 142.105.68.0/22
- 142.105.72.0/23
- 142.105.74.0/24
- 142.105.76.0/22
- 142.105.80.0/20
- 142.105.96.0/19
- 142.255.0.0/17
- 149.89.0.0/16
- 150.221.96.0/19
- 150.224.177.0/24
- 158.222.128.0/17
- 168.148.128.0/19
- 172.254.0.0/24
- 172.254.2.0/23
- 172.254.4.0/22
- 172.254.8.0/21
- 172.254.16.0/21
- 172.254.24.0/22
- 172.254.28.0/24
- 172.254.30.0/24
- 172.254.32.0/19
- 172.254.64.0/20
- 172.254.80.0/21
- 172.254.88.0/22
- 172.254.92.0/24
- 172.254.94.0/23
- 172.254.96.0/19
- 172.254.128.0/22
- 172.254.132.0/24
- 172.254.134.0/23
- 172.254.136.0/21
- 172.254.144.0/20
- 172.254.160.0/19
- 172.254.192.0/18
- 184.74.128.0/18
- 184.74.192.0/19
- 184.74.224.0/20
- 184.74.240.0/21
- 184.74.248.0/23
- 184.74.250.0/24
- 184.74.252.0/22
- 184.75.0.0/17
- 184.152.0.0/16
- 184.153.0.0/17
- 192.61.128.0/19
- 192.131.40.0/22
- 198.151.199.0/24
- 198.151.200.0/22
- 198.179.64.0/19
- 204.210.128.0/19
- 207.251.238.0/23
- 208.105.0.0/19
- 208.105.32.0/20
- 208.105.48.0/21
- 208.105.56.0/22
- 208.105.60.0/24
- 208.105.62.0/23
- 208.105.64.0/19
- 208.125.0.0/19
Questions and answers
Who owns AS12271?
Autonomous system AS12271 is operated by Charter Communications Inc.
How many IP addresses does AS12271 have?
The network holds 2,859,008 IPv4 addresses in 168 prefixes, plus 9 IPv6 ranges.
Which country is AS12271 in?
The main country is United States.
How big is AS12271?
By IPv4 addresses it ranks #150 worldwide.
What is the largest address block of AS12271?
74.71.0.0 to 74.73.255.255, 196,608 addresses.