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ASN Lookup Tool
AS8069 MICROSOFT-CORP-MSN-AS-BLOCK

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS8069
Organisation
Microsoft Corporation
Name
MICROSOFT-CORP-MSN-AS-BLOCK
Total IPv4 Addresses
201,216
Total IPv4 Prefixes
537
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,083 out of 77,670
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1997-03-31
Registration Last Change
2013-09-04
Receiving From

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

ASN
Organisation
AS8075
US flagMicrosoft Corporation
AS174
US flagCogent Communications
AS2914
US flagNTT America, Inc.
AS3491
US flagPCCW Global, Inc.
AS6453
US flagTATA COMMUNICATIONS (AMERICA) INC
Showing 5 of 7
IPv4 Active Prefixes

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

Prefix20.33.0.0/24
Range From20.33.0.0
Range To20.33.0.255
Prefix20.33.1.0/24
Range From20.33.1.0
Range To20.33.1.255
Prefix20.33.2.0/24
Range From20.33.2.0
Range To20.33.2.255
Prefix20.33.3.0/24
Range From20.33.3.0
Range To20.33.3.255
Prefix20.33.4.0/24
Range From20.33.4.0
Range To20.33.4.255
Showing 5 of 537
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.