Comcast Cable Communications, LLC operates AS33491: 76 IPv4 prefixes covering 46,592 addresses, most of them in 
United States.
By IPv4 addresses the network ranks #4,027 worldwide and #1,497 of 18,202 networks in United States.
The largest block is 209.153.0.0 to 209.153.63.255 with 16,384 addresses, geolocated to Rock Falls.
- IPv4 addresses
- 46,592
- IPv4 prefixes
- 76
- World rank
- #4,027
- IPv6 ranges
- 140
Addresses by country
- United States 100%
Largest blocks
- 209.153.0.0 Rock Falls16,384
- 164.68.64.0 Lake Forest8,192
- 50.229.76.0 Elmhurst1,024
- 50.220.4.0 Rockford1,024
- 205.167.202.0 Itasca512
- 107.1.102.0 Elmhurst512
- 107.0.96.0 Orland Park512
- 50.237.111.0 Hoffman Estates512
Networks of similar size
- AS28270 Videomar Rede Nordeste S/A
47,104 - AS4680 Mitsubishi Electric Information Network Corporation
47,104 - AS348 DoD Network Information Center46,848
- AS138997 Eons Data Communications Limited
46,592 - AS27951 Media Commerce Partners S.A
46,592 - AS200736 MEDIANET INVEST AE
46,592 - AS199636 Free Pro SAS
46,592 - AS11403 NYI46,592
IPv4 prefixes
- 24.104.47.0/24
- 50.201.119.0/24
- 50.201.191.0/24
- 50.202.73.0/24
- 50.203.174.0/24
- 50.203.242.0/24
- 50.204.23.0/24
- 50.204.189.0/24
- 50.205.54.0/23
- 50.205.166.0/24
- 50.206.250.0/24
- 50.207.233.0/24
- 50.216.36.0/24
- 50.216.227.0/24
- 50.217.237.0/24
- 50.218.78.0/24
- 50.219.59.0/24
- 50.219.60.0/24
- 50.220.4.0/22
- 50.220.44.0/24
- 50.220.116.0/24
- 50.220.130.0/23
- 50.220.188.0/24
- 50.224.45.0/24
- 50.224.140.0/23
- 50.224.194.0/24
- 50.225.88.0/24
- 50.227.239.0/24
- 50.228.97.0/24
- 50.229.76.0/22
- 50.230.91.0/24
- 50.231.36.0/24
- 50.231.52.0/24
- 50.231.119.0/24
- 50.231.218.0/24
- 50.231.221.0/24
- 50.232.93.0/24
- 50.232.95.0/24
- 50.232.142.0/24
- 50.232.176.0/24
- 50.232.195.0/24
- 50.233.216.0/24
- 50.233.247.0/24
- 50.234.21.0/24
- 50.234.141.0/24
- 50.235.155.0/24
- 50.237.12.0/24
- 50.237.39.0/24
- 50.237.111.0/24
- 50.237.112.0/24
- 50.238.81.0/24
- 50.239.160.0/24
- 66.240.58.0/24
- 107.0.70.0/24
- 107.0.79.0/24
- 107.0.96.0/23
- 107.0.125.0/24
- 107.0.138.0/24
- 107.0.212.0/24
- 107.0.216.0/24
- 107.1.102.0/23
- 107.1.185.0/24
- 107.1.211.0/24
- 107.1.219.0/24
- 107.1.253.0/24
- 164.68.64.0/19
- 168.102.131.0/24
- 192.137.57.0/24
- 198.179.255.0/24
- 199.68.13.0/24
- 204.68.241.0/24
- 204.194.2.0/24
- 205.167.202.0/23
- 209.23.249.0/24
- 209.51.81.0/24
- 209.153.0.0/18
Questions and answers
Who owns AS33491?
Autonomous system AS33491 is operated by Comcast Cable Communications, LLC.
How many IP addresses does AS33491 have?
The network holds 46,592 IPv4 addresses in 76 prefixes, plus 140 IPv6 ranges.
Which country is AS33491 in?
The main country is United States.
How big is AS33491?
By IPv4 addresses it ranks #4,027 worldwide.
What is the largest address block of AS33491?
209.153.0.0 to 209.153.63.255, 16,384 addresses.