20.33.81.0/24

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:      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:      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:      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


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

Nearby Ranges

BGP prefixes that overlap with 20.33.0.0/16

No nearby ranges found.

Hosted domains

There are no domains currently hosted on this ASN.

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

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

IP Address ASN Details
20.33.81.93 AS8069 Microsoft Corporation 0.27ms from Dublin, IE

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
114.249.26.24 AS4808 China Unicom Beijing Province Network 3.54ms from Beijing, CN
129.10.123.56 AS156 Northeastern University 3.40ms from Boston, US
99.99.216.24 AS7018 AT&T Enterprises, LLC 17.14ms from Houston, US
194.207.202.200 AS12390 KCOM GROUP LIMITED 3.46ms from Manchester, GB
15.223.136.184 AS16509 Amazon.com, Inc. 0.11ms from Montreal, CA
176.51.138.88 AS12389 PJSC Rostelecom 1.55ms from Novosibirsk, RU
3.211.31.88 AS14618 Amazon.com, Inc. 0.21ms from Reston, US
104.248.212.104 AS14061 DigitalOcean, LLC 0.22ms from San Jose, US
143.107.248.40 AS28571 UNIVERSIDADE DE SAO PAULO 1.75ms from Sao Paulo, BR
124.163.41.120 AS4837 CHINA UNICOM China169 Backbone 4.56ms from Taiyuan, CN
4.241.174.184 AS8075 Microsoft Corporation 0.24ms from Tokyo, JP
87.195.158.8 AS12414 Solcon Internetdiensten B.V. 7.30ms from Amsterdam, NL
193.142.35.8 AS200016 Iyzi Odeme ve Elektronik Para Hizmetleri A.S. 3.29ms from Ankara, TR
34.55.109.40 AS396982 Google LLC 0.12ms from Council Bluffs, US
223.29.226.200 AS213441 SLAYER GROUP LIMITED 0.71ms from Frankfurt am Main, DE
183.166.227.152 AS4134 CHINANET-BACKBONE 14.22ms from Huai'an, CN
86.165.14.168 AS2856 British Telecommunications PLC 5.64ms from London, GB
23.38.161.216 AS16625 Akamai Technologies, Inc. 0.59ms from Los Angeles, US
185.146.174.8 AS396982 Google LLC 0.09ms from Melbourne, AU
38.105.8.232 AS174 Cogent Communications, LLC 0.48ms from Miami, US
87.9.39.168 AS3269 Telecom Italia S.p.A. 1.52ms from Milan, IT
79.202.193.24 AS3320 Deutsche Telekom AG 5.79ms from Nuernberg, DE
114.190.169.40 AS4713 NTT DOCOMO BUSINESS,Inc. 2.93ms from Osaka, JP
172.5.152.24 AS7018 AT&T Enterprises, LLC 19.08ms from San Jose, US
143.248.11.136 AS1781 Korea Advanced Institute of Science and Technology 4.78ms from Seoul, KR

Traceroute

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

$
traceroute -a -n -q1 -f5 20.33.81.21
traceroute to 20.33.81.21 (20.33.81.21): 64 hops max, 52 byte packets
5 [AS1299] 62.115.175.189 98.373 ms
6 [AS1299] 62.115.120.238 98.677 ms
7 [AS1299] 62.115.120.11 107.898 ms
8 [AS1299] 62.115.35.113 107.993 ms
9 [AS8075] 51.10.10.226 149.856 ms
10 [AS8075] 104.44.23.156 108.848 ms
11 [AS8075] 51.10.19.144 110.086 ms
12 [AS8075] 51.10.17.96 107.949 ms
13 *
14 *
15 *
16 *
17 [AS8069] 20.33.81.21 108.273 ms
Measurement taken from IPinfo ProbeNet in Lagos, NG
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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