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ASN Lookup Tool
AS33665 CMCS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS33665
Organisation
Comcast Cable Communications, LLC
Name
CMCS
Total IPv4 Addresses
0
Total IPv4 Prefixes
0
Total IPv6 Prefixes
2
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
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
AS7922
US flagComcast Cable Communications, LLC
Transit To

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

 

ASN
Organisation
AS400973
US flagUNIVERSAL HEALTH SERVICES
IPv6 Active Prefixes
Prefix2001:559:8281::/48
Range From2001:559:8281::
Range To2001:559:8281:ffff:ffff:ffff:ffff:ffff
Prefix2001:559:868b::/48
Range From2001:559:868b::
Range To2001:559:868b:ffff:ffff:ffff:ffff:ffff
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.