20.64.0.0/10

AS8075  ·  Microsoft Corporation

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Summary

Country United States
Domain microsoft.com
ASN AS8075
Registry ARIN
ID MSFT

WHOIS Details

NetHandle:      NET-20-33-0-0-1
OrgID:          MSFT
Parent:         NET-20-0-0-0-0
NetName:        MSFT
NetRange:       20.33.0.0 - 20.128.255.255
NetType:        allocation
RegDate:        2017-10-18
Updated:        2021-12-14
Source:         ARIN


OrgID:          MSFT
OrgName:        Microsoft Corporation
CanAllocate:    
Street:         One Microsoft Way
City:           Redmond
State/Prov:     WA
Country:        US
PostalCode:     98052
Comment:        To report suspected security issues specific to traffic emanating from Microsoft online services, including the distribution of malicious content or other illicit or illegal material through a Microsoft online service, please submit reports to:
Comment:        * https://cert.microsoft.com.  
Comment:        For SPAM and other abuse issues, such as Microsoft Accounts, please contact:
Comment:        * [email protected].  
Comment:        To report security vulnerabilities in Microsoft products and services, please contact:
Comment:        * [email protected].  
Comment:        For legal and law enforcement-related requests, please contact:
Comment:        * [email protected]
Comment:        For routing, peering or DNS issues, please 
Comment:        contact:
Comment:        * [email protected]
RegDate:        1998-07-10
Updated:        2025-06-10
OrgAdminHandle: IPHOS5-ARIN
OrgTechHandle:  BEDAR6-ARIN
OrgTechHandle:  IPHOS5-ARIN
OrgTechHandle:  MRPD-ARIN
OrgTechHandle:  SINGH683-ARIN
OrgAbuseHandle: MAC74-ARIN
OrgRoutingHandle:   CHATU3-ARIN
Source:         ARIN


POCHandle:      SINGH683-ARIN
IsRole:         N
LastName:       Singh
FirstName:      Prachi
Street:         1 Microsoft Way
City:           Redmond
State/Prov:     WA
Country:        US
PostalCode:     98052
RegDate:        2023-06-13
Updated:        2023-07-11
OfficePhone:    +1-425-707-5601
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      MAC74-ARIN
IsRole:         Y
LastName:       Microsoft Abuse Contact
FirstName:      
Street:         One Microsoft Way
City:           Redmond
State/Prov:     WA
Country:        US
PostalCode:     98052
RegDate:        2013-08-20
Updated:        2025-06-10
OfficePhone:    +1-425-882-8080
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      IPHOS5-ARIN
IsRole:         N
LastName:       IPHostmaster
FirstName:      IPHostmaster
Street:         One Microsoft Way
City:           Redmond
State/Prov:     WA
Country:        US
PostalCode:     20147
RegDate:        2021-10-13
Updated:        2025-10-21
OfficePhone:    +1-425-538-6637
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      MRPD-ARIN
IsRole:         Y
LastName:       Microsoft Routing, Peering, and DNS
FirstName:      
Street:         One Microsoft Way
City:           Redmond
State/Prov:     WA
Country:        US
PostalCode:     98052
RegDate:        2013-08-20
Updated:        2025-10-16
OfficePhone:    +1-425-882-8080
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      BEDAR6-ARIN
IsRole:         N
LastName:       Bedard
FirstName:      Dawn
Street:         1 Redmond Way
City:           Redmond
State/Prov:     WA
Country:        US
PostalCode:     98052
RegDate:        2016-10-20
Updated:        2025-08-19
OfficePhone:    +1-425-538-6637
Mailbox:        [email protected]
Source:         ARIN

Nearby Ranges

BGP prefixes that overlap with 20.0.0.0/8

Range ASN Company Num of IPs
20.192.0.0/10 AS8075 Microsoft Corporation 4,194,304
20.0.0.0/11 AS8075 Microsoft Corporation 2,097,152
20.160.0.0/12 AS8075 Microsoft Corporation 1,048,576
20.140.0.0/15 AS8070 Microsoft Corporation 131,072
20.129.0.0/16 AS16509 Amazon.com, Inc. 65,536
20.142.0.0/16 AS16509 Amazon.com, Inc. 65,536
20.131.0.0/16 AS16509 Amazon.com, Inc. 65,536
20.156.186.0/24 AS46116 Fixnetix Inc 256

Hosted domains

There are 281,837 domain names hosted across 18,777 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
20.112.250.133 skype.com 18305
20.76.201.171 skype.com 18290
20.70.246.20 skype.com 18278
20.98.200.44 swiffer.dk 3519
20.69.151.16 litmos.com.au 3127
20.121.248.176 ironcityninjaspa.com 3072
20.64.189.4 kbb.ca 2985
20.69.69.104 semosedu.com.mk 2969
20.99.163.40 cloudreve.org 2941
20.72.253.180 zbra.com.br 2927
20.80.156.48 evalgator.com 2919
20.125.28.80 kvr.com 2884
20.80.136.242 securibox.eu 2814
20.115.180.138 manenterprise.com 2692
20.126.189.248 mkto-nld1040121.com 2670
20.99.157.72 ores.be 2165
20.109.133.32 duocard.com.br 2153
20.75.112.13 members1st.org 1646
20.98.186.207 coastallife120.com 1616
20.115.58.45 opal-conference.com 1429

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

491,919 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
20.75.27.8 AS8075 Microsoft Corporation 0.29ms from Boydton, US
20.75.3.218 AS8075 Microsoft Corporation 0.28ms from Boydton, US
20.75.2.1 AS8075 Microsoft Corporation 0.29ms from Boydton, US
20.74.135.45 AS8075 Microsoft Corporation 1.35ms from Dubai, AE
20.74.202.28 AS8075 Microsoft Corporation 0.91ms from Dubai, AE
20.74.183.50 AS8075 Microsoft Corporation 1.22ms from Dubai, AE
20.74.210.75 AS8075 Microsoft Corporation 1.07ms from Dubai, AE
20.74.112.176 AS8075 Microsoft Corporation 0.38ms from Paris, FR
20.74.114.114 AS8075 Microsoft Corporation 0.44ms from Paris, FR
20.75.71.58 AS8075 Microsoft Corporation 0.22ms from Boydton, US
20.75.58.213 AS8075 Microsoft Corporation 0.31ms from Boydton, US
20.75.17.175 AS8075 Microsoft Corporation 0.28ms from Boydton, US
20.74.149.77 AS8075 Microsoft Corporation 0.93ms from Dubai, AE
20.74.204.161 AS8075 Microsoft Corporation 1.35ms from Dubai, AE
20.74.174.98 AS8075 Microsoft Corporation 0.92ms from Dubai, AE
20.74.217.188 AS8075 Microsoft Corporation 0.92ms from Dubai, AE
20.74.197.103 AS8075 Microsoft Corporation 0.93ms from Dubai, AE
20.74.170.76 AS8075 Microsoft Corporation 0.92ms from Dubai, AE
20.74.110.201 AS8075 Microsoft Corporation 0.41ms from Paris, FR
20.74.99.45 AS8075 Microsoft Corporation 0.41ms from Paris, FR
20.74.105.53 AS8075 Microsoft Corporation 0.44ms from Paris, FR
20.75.72.60 AS8075 Microsoft Corporation 0.33ms from Boydton, US
20.75.79.140 AS8075 Microsoft Corporation 0.35ms from Boydton, US
20.75.46.160 AS8075 Microsoft Corporation 0.21ms from Boydton, US
20.75.1.128 AS8075 Microsoft Corporation 0.30ms from Boydton, US

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
12.246.156.250 AS7018 AT&T Enterprises, LLC 4.16ms from Atlanta, US
93.89.175.42 AS5483 Magyar Telekom Plc. 7.76ms from Budapest, HU
79.207.127.106 AS3320 Deutsche Telekom AG 4.37ms from Duesseldorf, DE
91.53.111.154 AS3320 Deutsche Telekom AG 4.95ms from Frankfurt am Main, DE
83.96.110.90 AS21050 Fast Communication Company Ltd 0.71ms from Kuwait City, KW
20.68.186.250 AS8075 Microsoft Corporation 0.21ms from London, GB
212.9.74.74 AS12479 Orange Espagne SA 1.51ms from Madrid, ES
187.145.142.170 AS8151 UNINET 1.56ms from Mexico City, MX
50.89.215.90 AS33363 Charter Communications, Inc 6.30ms from Orlando, US
73.96.196.234 AS7922 Comcast Cable Communications, LLC 3.34ms from Portland, US
173.163.187.26 AS7922 Comcast Cable Communications, LLC 19.57ms from Reston, US
122.248.177.42 AS2687 AT&T Enterprises, LLC 4.19ms from Saint Thomas Mount, IN
13.214.78.154 AS16509 Amazon.com, Inc. 0.11ms from Singapore, SG
34.211.176.138 AS16509 Amazon.com, Inc. 0.16ms from Boardman, US
4.210.28.42 AS8075 Microsoft Corporation 0.22ms from Dublin, IE
221.125.202.186 AS9304 HGC Global Communications Limited 12.30ms from Hong Kong, HK
195.142.177.90 AS34984 Superonline Iletisim Hizmetleri A.S. 1.75ms from Istanbul, TR
46.148.185.10 AS204161 Alexey Geiner 14.03ms from Krasnodar, RU
98.55.222.154 AS7922 Comcast Cable Communications, LLC 8.91ms from Miami, US
91.255.1.42 AS1267 WIND TRE S.P.A. 11.02ms from Milan, IT
176.165.59.74 AS5410 Bouygues Telecom SA 6.45ms from Paris, FR
149.169.186.250 AS2900 Arizona Tri University Network 0.93ms from Phoenix, US
3.88.155.138 AS14618 Amazon.com, Inc. 0.43ms from Reston, US
50.17.53.154 AS14618 Amazon.com, Inc. 0.22ms from Reston, US
52.153.220.74 AS8075 Microsoft Corporation 0.25ms from San Antonio, US

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 20.71.107.145
traceroute to 20.71.107.145 (20.71.107.145): 64 hops max, 52 byte packets
2 [AS31898] 140.204.40.64 35.576 ms
3 *
4 [AS8075] 104.44.41.40 0.544 ms
5 *
6 *
7 *
8 *
9 [AS8075] 20.71.107.145 0.547 ms
Measurement taken from IPinfo ProbeNet in Amsterdam, NL
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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