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ASN Lookup Tool
AS33654 CMCS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS33654
Organisation
Comcast Cable Communications, LLC
Name
CMCS
Total IPv4 Addresses
331,776
Total IPv4 Prefixes
63
Total IPv6 Prefixes
21
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#791 out of 79,170
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
2005-02-16
Registration Last Change
2021-01-25
Receiving From
ASN
Organisation
AS7922
US flagComcast Cable Communications, LLC
Transit To
ASN
Organisation
AS3388
US flagUniversity of New Mexico
AS22523
US flagState of NM Administrative Office of the Courts
AS394037
US flagRIO CITIES
AS31883
US flagThornburg Investment Management Inc.
AS11710
US flagABBA TECHNOLOGIES
Showing 5 of 15
IPv4 Active Prefixes
PrefixRange FromRange To
23.31.112.0/2123.31.112.023.31.119.255
50.77.40.0/2250.77.40.050.77.43.255
50.78.208.0/2250.78.208.050.78.211.255
50.79.220.0/2250.79.220.050.79.223.255
50.188.160.0/2050.188.160.050.188.175.255
Showing 5 of 63
IPv6 Active Prefixes
PrefixRange FromRange To
2001:558:40::/442001:558:40::2001:558:4f:ffff:ffff:ffff:ffff:ffff
2001:558:fe18::/482001:558:fe18::2001:558:fe18:ffff:ffff:ffff:ffff:ffff
2001:559:ba::/482001:559:ba::2001:559:ba:ffff:ffff:ffff:ffff:ffff
2001:559:bb::/482001:559:bb::2001:559:bb:ffff:ffff:ffff:ffff:ffff
2001:559:12b::/482001:559:12b::2001:559:12b:ffff:ffff:ffff:ffff:ffff
Showing 5 of 21