Autonomous System

AS33659 Comcast Cable Communications, LLC

ISPActiveUnited StatesARIN

AS33659 (CMCS) is an ISP network operated by Comcast Cable Communications, LLC in United States, registered with ARIN. It has 48 IPv4 prefixes with 31,488 addresses and 123 IPv6 prefixes, which makes it the 5,424th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses31,488in 48 prefixes
IPv6 prefixes123≈ 1.5 × 10²⁶ addresses
Size rank#5,424of 82,200 active ASNs
Abuser scoreLow0.66% of its addresses flagged · method

Details

OrganizationComcast Cable Communications, LLC
AS nameCMCS
Websitecomcast.com
Country United States (US)
Network typeISP
RegistryARIN
Abuse contactabuse@comcast.net
Registered2005-02-16
Last updated2021-01-25

IPv4 prefixes

48 prefixes · 31,488 addresses
NetworkAddressesFirst – last address
9.142.0.0/198,1929.142.0.0 – 9.142.31.255
138.226.0.0/204,096138.226.0.0 – 138.226.15.255
138.226.88.0/212,048138.226.88.0 – 138.226.95.255
170.100.192.0/212,048170.100.192.0 – 170.100.199.255
64.52.28.0/221,02464.52.28.0 – 64.52.31.255
170.100.128.0/221,024170.100.128.0 – 170.100.131.255
170.100.200.0/221,024170.100.200.0 – 170.100.203.255
185.188.192.0/221,024185.188.192.0 – 185.188.195.255
31.132.54.0/2351231.132.54.0 – 31.132.55.255
45.58.210.0/2351245.58.210.0 – 45.58.211.255
69.91.182.0/2351269.91.182.0 – 69.91.183.255
45.58.208.0/2425645.58.208.0 – 45.58.208.255
45.248.54.0/2425645.248.54.0 – 45.248.54.255
50.207.78.0/2425650.207.78.0 – 50.207.78.255
50.223.132.0/2425650.223.132.0 – 50.223.132.255
50.228.255.0/2425650.228.255.0 – 50.228.255.255
50.229.146.0/2425650.229.146.0 – 50.229.146.255
50.231.89.0/2425650.231.89.0 – 50.231.89.255
50.231.144.0/2425650.231.144.0 – 50.231.144.255
50.231.154.0/2425650.231.154.0 – 50.231.154.255
50.231.216.0/2425650.231.216.0 – 50.231.216.255
50.235.249.0/2425650.235.249.0 – 50.235.249.255
50.238.108.0/2425650.238.108.0 – 50.238.108.255
50.238.109.0/2425650.238.109.0 – 50.238.109.255
63.246.150.0/2425663.246.150.0 – 63.246.150.255
The 25 largest of 48. The API and the database have all of them.

IPv6 prefixes

123 prefixes
  • 2001:559:45::/48
  • 2001:559:126::/48
  • 2001:559:180::/48
  • 2001:559:189::/48
  • 2001:559:18a::/48
  • 2001:559:1e0::/48
  • 2001:559:1e8::/48
  • 2001:559:1f9::/48
  • 2001:559:1fd::/48
  • 2001:559:200::/48
  • 2001:559:208::/48
  • 2001:559:20c::/48
  • 2001:559:24e::/48
  • 2001:559:260::/48
  • 2001:559:28f::/48
  • 2001:559:2ce::/48
  • 2001:559:2d3::/48
  • 2001:559:359::/48
  • 2001:559:3a9::/48
  • 2001:559:40b::/48
  • 2001:559:40e::/48
  • 2001:559:410::/48
  • 2001:559:411::/48
  • 2001:559:44a::/48
  • 2001:559:452::/48
The 25 largest of 123. The API and the database have all of them.

Query AS33659 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=AS33659&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS33659, with or without a key:

curl "https://api.ipapi.is/?q=9.142.0.1"

Other networks of Comcast Cable Communications, LLC

6 of 11
AS7922 Comcast Cable Communications, LLC68,336,896 IPv4 addressesAS20214 Comcast Cable Communications, LLC140,544 IPv4 addressesAS33651 Comcast Cable Communications, LLC83,456 IPv4 addressesAS21508 Comcast Cable Communications, LLC70,144 IPv4 addressesAS33491 Comcast Cable Communications, LLC48,128 IPv4 addressesAS7015 Comcast Cable Communications, LLC47,104 IPv4 addresses

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