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ASN Lookup Tool
AS33491 COMCAST-33491

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS33491
Organisation
Comcast Cable Communications, LLC
Name
COMCAST-33491
Total IPv4 Addresses
68,352
Total IPv4 Prefixes
90
Total IPv6 Prefixes
240
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,618 out of 79,218
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
AS7018
US flagAT&T Enterprises, LLC
AS7922
US flagComcast Cable Communications, LLC
AS3356
US flagLevel 3 Parent, LLC
Transit To
ASN
Organisation
AS62569
WORLD flagPrivate Use AS
AS19855
US flagMasergy Communications, Inc.
AS103
US flagNorthwestern University
AS33442
US flagZebra Technologies Corporation
AS20452
US flagBALL STATE UNIVERSITY
Showing 5 of 252
IPv4 Active Prefixes
PrefixRange FromRange To
23.177.32.0/2423.177.32.023.177.32.255
24.104.47.0/2424.104.47.024.104.47.255
50.201.119.0/2450.201.119.050.201.119.255
50.201.191.0/2450.201.191.050.201.191.255
50.202.73.0/2450.202.73.050.202.73.255
Showing 5 of 90
IPv6 Active Prefixes
PrefixRange FromRange To
2001:558:300::/442001:558:300::2001:558:30f:ffff:ffff:ffff:ffff:ffff
2001:558:320::/442001:558:320::2001:558:32f:ffff:ffff:ffff:ffff:ffff
2001:558:3b0::/442001:558:3b0::2001:558:3bf:ffff:ffff:ffff:ffff:ffff
2001:558:5005::/482001:558:5005::2001:558:5005:ffff:ffff:ffff:ffff:ffff
2001:558:5007::/482001:558:5007::2001:558:5007:ffff:ffff:ffff:ffff:ffff
Showing 5 of 240