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ASN Lookup Tool
AS33651 CMCS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS33651
Organisation
Comcast Cable Communications, LLC
Name
CMCS
Total IPv4 Addresses
2,275,840
Total IPv4 Prefixes
230
Total IPv6 Prefixes
226
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
1
IPv4 Space Rank
#182 out of 79,178
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
AS208753
IT flagMarco d'Angelo
AS7018
US flagAT&T Enterprises, LLC
AS7922
US flagComcast Cable Communications, LLC
AS17676
JP flagSoftBank Mobile Corp. Tokyo Port City Takeshiba ..
AS3320
DE flagDeutsche Telekom AG
Showing 5 of 94
Transit To
ASN
Organisation
AS204662
FR flagHarmonic France SAS
AS1226
US flagCalifornia Department of Technology
AS14265
US flagTPx Communications
AS10753
US flagLevel 3 Parent, LLC
AS19165
US flagWebpass Inc.
Showing 5 of 181
IPv4 Active Prefixes
PrefixRange FromRange To
5.182.186.0/245.182.186.05.182.186.255
5.182.193.0/245.182.193.05.182.193.255
5.182.194.0/245.182.194.05.182.194.255
5.182.195.0/245.182.195.05.182.195.255
9.142.96.0/199.142.96.09.142.127.255
Showing 5 of 230
IPv6 Active Prefixes
PrefixRange FromRange To
2001:558:80::/442001:558:80::2001:558:8f:ffff:ffff:ffff:ffff:ffff
2001:558:fe0c::/472001:558:fe0c::2001:558:fe0d:ffff:ffff:ffff:ffff:ffff
2001:559:e::/482001:559:e::2001:559:e:ffff:ffff:ffff:ffff:ffff
2001:559:4e::/482001:559:4e::2001:559:4e:ffff:ffff:ffff:ffff:ffff
2001:559:6b::/482001:559:6b::2001:559:6b:ffff:ffff:ffff:ffff:ffff
Showing 5 of 226