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ASN Lookup Tool
AS33490 COMCAST-33490

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS33490
Organisation
Comcast Cable Communications, LLC
Name
COMCAST-33490
Total IPv4 Addresses
841,728
Total IPv4 Prefixes
140
Total IPv6 Prefixes
73
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#414 out of 78,369
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2004-12-30
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
AS3356
US flagLevel 3 Parent, LLC
AS25899
US flagLS Networks
AS60446
TR flagDatema Bilisim Ticaret Anonim Sirketi
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS13335
US flagCloudflare, Inc.
AS22463
US flagCDK Global, LLC
AS13541
US flagSiemens Industry Software Inc.
AS11995
US flagOregon Health & Science University
AS29984
US flagWillamette University
Showing 5 of 63
IPv4 Active Prefixes

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

Prefix23.24.240.0/20
Range From23.24.240.0
Range To23.24.255.255
Prefix24.124.129.0/24
Range From24.124.129.0
Range To24.124.129.255
Prefix50.76.96.0/20
Range From50.76.96.0
Range To50.76.111.255
Prefix50.78.176.0/20
Range From50.78.176.0
Range To50.78.191.255
Prefix50.188.176.0/20
Range From50.188.176.0
Range To50.188.191.255
Showing 5 of 140
IPv6 Active Prefixes
Prefix2001:558:f0::/44
Range From2001:558:f0::
Range To2001:558:ff:ffff:ffff:ffff:ffff:ffff
Prefix2001:558:501f::/48
Range From2001:558:501f::
Range To2001:558:501f:ffff:ffff:ffff:ffff:ffff
Prefix2001:558:6025::/48
Range From2001:558:6025::
Range To2001:558:6025:ffff:ffff:ffff:ffff:ffff
Prefix2001:558:fe00::/47
Range From2001:558:fe00::
Range To2001:558:fe01:ffff:ffff:ffff:ffff:ffff
Prefix2001:559:4::/48
Range From2001:559:4::
Range To2001:559:4:ffff:ffff:ffff:ffff:ffff
Showing 5 of 73
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.