ASN Lookup Tool
AS4237 CSC-IGN-FTW-AS4237

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS4237
Organisation
DXC US Latin America Corporation
Name
CSC-IGN-FTW-AS4237
Total IPv4 Addresses
66272
Total IPv4 Prefixes
22
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,813 out of 76,964
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1999-06-25
Registration Last Change
2021-12-13
Receiving From

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

ASN
Organisation
US flagAT&T Services, Inc.
US flagLevel 3 Parent, LLC
US flagLevel 3 Parent, LLC
US flagDXC US Latin America Corporation
US flagDXC US Latin America Corporation
Showing 5 of 7
IPv4 Active Prefixes

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

Range From20.138.0.0
Range To20.138.1.255
Range From20.138.2.0
Range To20.138.3.255
Showing 5 of 22
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.