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ASN Lookup Tool
AS33653 CMCS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS33653
Organisation
Comcast Cable Communications, LLC
Name
CMCS
Total IPv4 Addresses
145,408
Total IPv4 Prefixes
42
Total IPv6 Prefixes
5
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,433 out of 79,051
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

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

ASN
Organisation
AS7922
US flagComcast Cable Communications, LLC
IPv4 Active Prefixes

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

PrefixRange FromRange To
24.11.144.0/2024.11.144.024.11.159.255
50.197.226.0/2350.197.226.050.197.227.255
50.208.236.0/2450.208.236.050.208.236.255
50.208.238.0/2350.208.238.050.208.239.255
50.248.112.0/2350.248.112.050.248.113.255
Showing 5 of 42
IPv6 Active Prefixes
PrefixRange FromRange To
2001:558:50::/442001:558:50::2001:558:5f:ffff:ffff:ffff:ffff:ffff
2001:558:fe2c::/482001:558:fe2c::2001:558:fe2c:ffff:ffff:ffff:ffff:ffff
2601:500::/262601:500::2601:53f:ffff:ffff:ffff:ffff:ffff:ffff
2603:2500::/262603:2500::2603:253f:ffff:ffff:ffff:ffff:ffff:ffff
2603:301e::/322603:301e::2603:301e:ffff:ffff:ffff:ffff:ffff:ffff