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ASN Lookup Tool
AS33659 CMCS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS33659
Organisation
Comcast Cable Communications, LLC
Name
CMCS
Total IPv4 Addresses
71,680
Total IPv4 Prefixes
108
Total IPv6 Prefixes
144
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,472 out of 79,326
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2021-01-25
Receiving From
ASN
Organisation
AS7922
US flagComcast Cable Communications, LLC
AS3356
US flagLevel 3 Parent, LLC
Transit To
ASN
Organisation
AS34
US flagUniversity of Delaware
AS10794
US flagBank of America, National Association
AS2
US flagUniversity of Delaware
AS51747
SE flagInternet Vikings International AB
AS397380
US flagTemple University Health System, Inc.
Showing 5 of 80
IPv4 Active Prefixes
PrefixRange FromRange To
9.142.0.0/199.142.0.09.142.31.255
23.227.64.0/2223.227.64.023.227.67.255
23.227.92.0/2223.227.92.023.227.95.255
23.234.144.0/2223.234.144.023.234.147.255
23.234.152.0/2223.234.152.023.234.155.255
Showing 5 of 108
IPv6 Active Prefixes
PrefixRange FromRange To
2001:558:10::/442001:558:10::2001:558:1f:ffff:ffff:ffff:ffff:ffff
2001:558:fe36::/482001:558:fe36::2001:558:fe36:ffff:ffff:ffff:ffff:ffff
2001:559:45::/482001:559:45::2001:559:45:ffff:ffff:ffff:ffff:ffff
2001:559:47::/482001:559:47::2001:559:47:ffff:ffff:ffff:ffff:ffff
2001:559:126::/482001:559:126::2001:559:126:ffff:ffff:ffff:ffff:ffff
Showing 5 of 144