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ASN Lookup Tool
AS8001 COLOGIX

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS8001
Organisation
Cologix, Inc
Name
COLOGIX
Total IPv4 Addresses
422656
Total IPv4 Prefixes
145
Total IPv6 Prefixes
50
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#668 out of 77,321
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1996-08-22
Registration Last Change
2022-04-20
Receiving From

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

ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS174
US flagCogent Communications
AS2516
JP flagKDDI CORPORATION
AS3257
US flagGTT Communications Inc.
AS4230
BR flagCLARO S.A.
Showing 5 of 36
Transit To

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

 

ASN
Organisation
AS3599
US flagCDW Technologies LLC
AS47143
GB flagTodayhost Limited
AS40715
US flagCologix, Inc
AS36454
GB flagWHG Hosting Services Ltd
AS8038
US flag6connect, Inc.
Showing 5 of 24
IPv4 Active Prefixes

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

Prefix64.21.0.0/23
Range From64.21.0.0
Range To64.21.1.255
Prefix64.21.3.0/24
Range From64.21.3.0
Range To64.21.3.255
Prefix64.21.4.0/22
Range From64.21.4.0
Range To64.21.7.255
Prefix64.21.8.0/21
Range From64.21.8.0
Range To64.21.15.255
Prefix64.21.16.0/20
Range From64.21.16.0
Range To64.21.31.255
Showing 5 of 145
IPv6 Active Prefixes
Prefix2001:518::/38
Range From2001:518::
Range To2001:518:3ff:ffff:ffff:ffff:ffff:ffff
Prefix2001:518:400::/40
Range From2001:518:400::
Range To2001:518:4ff:ffff:ffff:ffff:ffff:ffff
Prefix2001:518:500::/44
Range From2001:518:500::
Range To2001:518:50f:ffff:ffff:ffff:ffff:ffff
Prefix2001:518:510::/45
Range From2001:518:510::
Range To2001:518:517:ffff:ffff:ffff:ffff:ffff
Prefix2001:518:518:100::/56
Range From2001:518:518:100::
Range To2001:518:518:1ff:ffff:ffff:ffff:ffff
Showing 5 of 50
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.