ASN Lookup Tool
AS3598 MICROSOFT-CORP-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS3598
Organisation
Microsoft Corporation
Name
MICROSOFT-CORP-AS
Total IPv4 Addresses
531,456
Total IPv4 Prefixes
49
Total IPv6 Prefixes
81
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#585 out of 77,236
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1994-05-18
Registration Last Change
2013-08-21
Receiving From

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

ASN
Organisation
US flagMicrosoft Corporation
US flagLevel 3 Parent, LLC
IL flagCellcom Fixed Line Communication L.P
US flagAT&T Corp.
IL flagHot-Net internet services Ltd.
IPv4 Active Prefixes

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

Range From65.53.0.0
Range From157.58.0.0
Showing 5 of 49
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.