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ASN Lookup Tool
AS33662 CMCS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS33662
Organisation
Comcast Cable Communications, LLC
Name
CMCS
Total IPv4 Addresses
2330513
Total IPv4 Prefixes
127
Total IPv6 Prefixes
106
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#197 out of 76,419
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2005-02-16
Registration Last Change
2021-01-25
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS7018
US flagAT&T Services, Inc.
AS3320
DE flagDeutsche Telekom AG
AS3356
US flagLevel 3 Parent, LLC
AS7922
US flagComcast Cable Communications, LLC
AS174
US flagCogent Communications
Showing 5 of 31
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS2386
US flagAT&T Data Communications Services
AS15133
US flagEdgecast Inc.
AS2134
ES flagSantander Global Technology, S.L.U
AS64600
WORLD flagPrivate Use AS
AS54119
US flagWhiteSky Communications, LLC.
Showing 5 of 58
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Prefix23.30.64.0/19
Range From23.30.64.0
Range To23.30.95.255
Prefix24.104.75.0/24
Range From24.104.75.0
Range To24.104.75.255
Prefix24.124.170.0/23
Range From24.124.170.0
Range To24.124.171.255
Prefix50.78.32.0/21
Range From50.78.32.0
Range To50.78.39.255
Prefix50.78.216.0/21
Range From50.78.216.0
Range To50.78.223.255
Showing 5 of 127
IPv6 Active Prefixes
Prefix2001:558:2c0::/44
Range From2001:558:2c0::
Range To2001:558:2cf:ffff:ffff:ffff:ffff:ffff
Prefix2001:558:5022::/48
Range From2001:558:5022::
Range To2001:558:5022:ffff:ffff:ffff:ffff:ffff
Prefix2001:558:6022::/48
Range From2001:558:6022::
Range To2001:558:6022:ffff:ffff:ffff:ffff:ffff
Prefix2001:558:fe1a::/48
Range From2001:558:fe1a::
Range To2001:558:fe1a:ffff:ffff:ffff:ffff:ffff
Prefix2001:558:fe25::/48
Range From2001:558:fe25::
Range To2001:558:fe25:ffff:ffff:ffff:ffff:ffff
Showing 5 of 106
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.