20.33.66.0/24

AS8069  ·  Microsoft Corporation

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Summary

Country United States
Domain microsoft.com
ASN AS8069
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:        * abuse@microsoft.com.  
Comment:        To report security vulnerabilities in Microsoft products and services, please contact:
Comment:        * secure@microsoft.com.  
Comment:        For legal and law enforcement-related requests, please contact:
Comment:        * msndcc@microsoft.com
Comment:        For routing, peering or DNS issues, please 
Comment:        contact:
Comment:        * IOC@microsoft.com
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:      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:        IOC@microsoft.com
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:        pracsin@microsoft.com
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:        abuse@microsoft.com
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:        iphostmaster@microsoft.com
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:        dabedard@microsoft.com
Source:         ARIN

Nearby Ranges

BGP prefixes that overlap with 20.33.0.0/16

No nearby ranges found.

Hosted domains

There are 12 domain names hosted across 10 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP

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

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

IP Address ASN Details
20.33.66.57 AS8069 Microsoft Corporation 0.21ms from Amsterdam, NL

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
162.224.97.40 AS7018 AT&T Enterprises, LLC 13.82ms from Atlanta, US
67.2.231.248 AS209 CenturyLink Communications, LLC 2.45ms from Draper, US
52.169.90.72 AS8075 Microsoft Corporation 0.22ms from Dublin, IE
87.252.43.56 AS12519 FastNet International Ltd 1.25ms from London, GB
175.27.45.136 AS45090 Shenzhen Tencent Computer Systems Company Limited 1.16ms from Nanjing, CN
90.0.173.200 AS3215 Orange S.A. 1.91ms from Paris, FR
179.189.140.120 AS53066 VETORIALNET INF. E SERVIÇOS DE INTERNET LTDA 4.13ms from Porto Alegre, BR
3.223.69.88 AS14618 Amazon.com, Inc. 0.22ms from Reston, US
175.244.40.104 AS4766 Korea Telecom 6.97ms from Seoul, KR
47.241.119.136 AS45102 Alibaba (US) Technology Co., Ltd. 0.86ms from Singapore, SG
126.41.225.136 AS17676 SoftBank Corp. 4.49ms from Tokyo, JP
204.216.180.8 AS31898 Oracle Corporation 0.13ms from Vinhedo, BR
3.237.157.56 AS14618 Amazon.com, Inc. 0.88ms from Ashburn, US
97.140.73.248 AS6167 Verizon Business 14.33ms from Atlanta, US
183.161.47.72 AS4134 CHINANET-BACKBONE 8.44ms from Huai'an, CN
94.10.235.104 AS5607 Sky UK Limited 5.57ms from London, GB
86.233.52.152 AS3215 Orange S.A. 10.23ms from Paris, FR
146.164.165.248 AS2715 Fundação Carlos Chagas Filho de Amparo a Pesquisa 1.21ms from Rio de Janeiro, BR
95.239.216.8 AS3269 Telecom Italia S.p.A. 2.39ms from Rome, IT
191.255.93.184 AS27699 TELEFÔNICA BRASIL S.A 2.23ms from Sao Paulo, BR
4.228.89.72 AS8075 Microsoft Corporation 0.18ms from Sao Paulo, BR
223.194.3.8 AS10088 KWANGWOON UNIVERSITY 1.33ms from Seoul, KR
122.45.212.184 AS17858 LG POWERCOMM 2.49ms from Seoul, KR
183.121.209.40 AS4766 Korea Telecom 5.41ms from Seoul, KR
120.24.254.120 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 1.49ms from Shenzhen, CN

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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