AS33490 is the autonomous system of Comcast Cable Communications, LLC. It holds 14,080 IPv4 addresses in 36 prefixes plus 35 IPv6 ranges, mainly in 
United States.
By IPv4 addresses the network ranks #7,600 worldwide and #2,533 of 18,202 networks in United States.
The network spreads across 3 countries: United States 91%, Canada 7.3%, Japan 1.8%.
The largest block is 104.145.48.0 to 104.145.63.255 with 4,096 addresses, geolocated to Springfield.
- IPv4 addresses
- 14,080
- IPv4 prefixes
- 36
- World rank
- #7,600
- IPv6 ranges
- 35
Addresses by country
- United States 91%
Canada 7.3%
Japan 1.8%
Largest blocks
- 104.145.48.0 Springfield4,096
- 204.76.179.0 Clackamas768
- 199.244.171.0 Hillsboro (AmberGlen)512
- 173.211.82.0 Littleton512
- 129.134.133.0 Beaverton512
- 74.50.14.0 New Port Richey512
- 50.238.126.0 Beaverton512
- 216.246.122.0 Troutdale256
Networks of similar size
14,080
14,080
14,080
14,080IPv4 prefixes
- 50.204.255.0/24
- 50.206.113.0/24
- 50.228.52.0/24
- 50.228.76.0/24
- 50.232.199.0/24
- 50.236.220.0/24
- 50.238.126.0/23
- 72.19.22.0/24
- 74.49.229.0/24
- 74.49.241.0/24
- 74.49.245.0/24
- 74.49.247.0/24
- 74.50.14.0/23
- 104.145.48.0/20
- 107.0.49.0/24
- 107.0.67.0/24
- 129.134.133.0/24
- 129.134.134.0/24
- 140.99.27.0/24
- 140.99.59.0/24
- 140.99.123.0/24
- 140.99.151.0/24
- 140.99.211.0/24
- 173.211.82.0/23
- 192.83.221.0/24
- 199.244.171.0/24
- 199.244.172.0/24
- 204.76.179.0/24
- 204.76.180.0/23
- 205.234.233.0/24
- 216.122.120.0/24
- 216.122.122.0/24
- 216.122.125.0/24
- 216.122.127.0/24
- 216.246.30.0/24
- 216.246.122.0/24
Questions and answers
Who owns AS33490?
Autonomous system AS33490 is operated by Comcast Cable Communications, LLC.
How many IP addresses does AS33490 have?
The network holds 14,080 IPv4 addresses in 36 prefixes, plus 35 IPv6 ranges.
Which country is AS33490 in?
The main country is United States, with addresses in 2 more countries.
How big is AS33490?
By IPv4 addresses it ranks #7,600 worldwide.
What is the largest address block of AS33490?
104.145.48.0 to 104.145.63.255, 4,096 addresses.