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ASN Lookup Tool
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS8075
Organisation
Microsoft Corporation
Name
MICROSOFT-CORP-MSN-AS-BLOCK
Total IPv4 Addresses
63,538,303
Total IPv4 Prefixes
1,058
Total IPv6 Prefixes
310
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#5 out of 77,669
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
AS200242
DE flagHazel Reimer
AS211398
BE flagMike Marchal
AS208753
IT flagMarco d'Angelo
AS3204
EE flagxTom OU
AS328206
ZA flagJohannesburg Area Wireless User Group (JAWUG)
Showing 5 of 220
Transit To

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

 

ASN
Organisation
AS8070
US flagMicrosoft Corporation
AS58593
CN flagShanghai Blue Cloud Technology Co.,Ltd M5, Jiuxi..
AS3598
US flagMicrosoft Corporation
AS8069
US flagMicrosoft Corporation
AS8068
US flagMicrosoft Corporation
Showing 5 of 8
IPv4 Active Prefixes

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

Prefix1.186.0.0/16
Range From1.186.0.0
Range To1.186.255.255
Prefix2.58.103.0/24
Range From2.58.103.0
Range To2.58.103.255
Prefix4.144.0.0/12
Range From4.144.0.0
Range To4.159.255.255
Prefix4.160.0.0/12
Range From4.160.0.0
Range To4.175.255.255
Prefix4.176.0.0/12
Range From4.176.0.0
Range To4.191.255.255
Showing 5 of 1,058
IPv6 Active Prefixes
Prefix2001:67c:d1c::/48
Range From2001:67c:d1c::
Range To2001:67c:d1c:ffff:ffff:ffff:ffff:ffff
Prefix2001:698::/48
Range From2001:698::
Range To2001:698:0:ffff:ffff:ffff:ffff:ffff
Prefix2001:698:1::/48
Range From2001:698:1::
Range To2001:698:1:ffff:ffff:ffff:ffff:ffff
Prefix2001:df0:7::/48
Range From2001:df0:7::
Range To2001:df0:7:ffff:ffff:ffff:ffff:ffff
Prefix2001:df0:d7::/48
Range From2001:df0:d7::
Range To2001:df0:d7:ffff:ffff:ffff:ffff:ffff
Showing 5 of 310
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.