Autonomous System

AS8075 Microsoft Corporation

HostingActiveUnited StatesARIN

AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK) is a hosting network operated by Microsoft Corporation in United States, registered with ARIN. It has 1,179 IPv4 prefixes with 81,463,040 addresses and 114 IPv6 prefixes, which makes it the 5th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses81,463,040in 1,179 prefixes
IPv6 prefixes114≈ 1.1 × 10³¹ addresses
Size rank#5of 82,200 active ASNs
Abuser scoreLow0.09% of its addresses flagged · method

Details

OrganizationMicrosoft Corporation
AS nameMICROSOFT-CORP-MSN-AS-BLOCK
Websitemicrosoft.com
Country United States (US)
Network typeHosting
RegistryARIN
Abuse contactabuse@microsoft.com
Registered1997-03-31
Last updated2013-09-04

IPv4 prefixes

1,179 prefixes · 81,463,040 addresses
NetworkAddressesFirst – last address
20.64.0.0/104,194,30420.64.0.0 – 20.127.255.255
20.192.0.0/104,194,30420.192.0.0 – 20.255.255.255
13.64.0.0/112,097,15213.64.0.0 – 13.95.255.255
20.0.0.0/112,097,15220.0.0.0 – 20.31.255.255
48.224.0.0/112,097,15248.224.0.0 – 48.255.255.255
52.160.0.0/112,097,15252.160.0.0 – 52.191.255.255
52.224.0.0/112,097,15252.224.0.0 – 52.255.255.255
107.32.0.0/112,097,152107.32.0.0 – 107.63.255.255
172.128.0.0/112,097,152172.128.0.0 – 172.159.255.255
172.160.0.0/112,097,152172.160.0.0 – 172.191.255.255
4.144.0.0/121,048,5764.144.0.0 – 4.159.255.255
4.160.0.0/121,048,5764.160.0.0 – 4.175.255.255
4.176.0.0/121,048,5764.176.0.0 – 4.191.255.255
4.192.0.0/121,048,5764.192.0.0 – 4.207.255.255
4.208.0.0/121,048,5764.208.0.0 – 4.223.255.255
4.224.0.0/121,048,5764.224.0.0 – 4.239.255.255
4.240.0.0/121,048,5764.240.0.0 – 4.255.255.255
20.48.0.0/121,048,57620.48.0.0 – 20.63.255.255
20.160.0.0/121,048,57620.160.0.0 – 20.175.255.255
40.80.0.0/121,048,57640.80.0.0 – 40.95.255.255
48.160.0.0/121,048,57648.160.0.0 – 48.175.255.255
48.192.0.0/121,048,57648.192.0.0 – 48.207.255.255
52.96.0.0/121,048,57652.96.0.0 – 52.111.255.255
57.160.0.0/121,048,57657.160.0.0 – 57.175.255.255
74.144.0.0/121,048,57674.144.0.0 – 74.159.255.255
The 25 largest of 1,179. The API and the database have all of them.

IPv6 prefixes

114 prefixes
  • 2603:1000::/25
  • 2a00:1c68::/29
  • 2404:f802::/31
  • 2404:f800::/32
  • 2a01:111::/32
  • 2620:1ec::/36
  • 2a01:111:2000::/36
  • 2a01:111:4000::/36
  • 2a01:111:f000::/36
  • 2620:0:30::/45
  • 2001:67c:4f8::/48
  • 2001:698::/48
  • 2001:698:1::/48
  • 2001:df0:7::/48
  • 2001:df0:d7::/48
  • 2001:df0:d8::/48
  • 2001:df0:d9::/48
  • 2001:df0:59c0::/48
  • 2001:3bc0:b1d::/48
  • 2401:ef40::/48
  • 2402:7d80::/48
  • 2402:7d80:8888::/48
  • 2407:30c0:184::/48
  • 2407:30c0:186::/48
  • 2602:801:600a::/48
The 25 largest of 114. The API and the database have all of them.

Query AS8075 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS8075&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS8075, with or without a key:

curl "https://api.ipapi.is/?q=20.64.0.1"

Other networks of Microsoft Corporation

AS8070 Microsoft Corporation1,073,920 IPv4 addressesAS3598 Microsoft Corporation609,792 IPv4 addressesAS8069 Microsoft Corporation273,920 IPv4 addresses

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