20.33.51.0/24

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 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

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

IP Address ASN Details
20.33.51.36 AS8069 Microsoft Corporation 0.61ms from Ashburn, 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
77.174.239.8 AS1136 KPN B.V. 1.51ms from Amsterdam, NL
91.178.109.120 AS5432 Proximus NV 1.29ms from Brussels, BE
84.193.255.216 AS6848 Telenet BV 6.12ms from Brussels, BE
149.172.205.232 AS3209 Vodafone GmbH 9.56ms from Frankfurt am Main, DE
37.196.31.104 AS1257 Tele2 Sverige AB 0.50ms from Goeteborg, SE
24.137.111.56 AS11260 EastLink 6.98ms from Halifax, CA
79.117.126.56 AS57269 DIGI SPAIN TELECOM S.L. 0.80ms from Madrid, ES
211.221.172.24 AS4766 Korea Telecom 1.50ms from Seoul, KR
140.136.183.104 AS38845 Fu Jen Catholic University 4.45ms from Taipei, TW
111.225.209.8 AS58539 Langfang,Hebei province, P.R.China 2.80ms from Tianjin, CN
58.136.229.40 AS133481 AIS Fibre 3.80ms from Bangkok, TH
79.118.182.184 AS8708 DIGI ROMANIA S.A. 1.18ms from Bucharest, RO
34.171.70.168 AS396982 Google LLC 0.13ms from Council Bluffs, US
119.131.24.24 AS4134 CHINANET-BACKBONE 3.02ms from Guangzhou, CN
14.239.62.88 AS45899 VNPT Corp 5.80ms from Hanoi, VN
2.36.181.24 AS30722 Vodafone Italia S.p.A. 11.29ms from Milan, IT
185.58.54.216 AS31543 myNet GmbH 6.81ms from Milan, IT
37.69.4.88 AS15557 Societe Francaise Du Radiotelephone - SFR SA 14.73ms from Paris, FR
99.155.225.24 AS7018 AT&T Enterprises, LLC 10.79ms from Redding, US
194.19.58.152 AS2116 GLOBALCONNECT AS 2.02ms from Sandefjord, NO
124.51.11.152 AS17858 LG POWERCOMM 2.73ms from Seoul, KR
193.183.173.24 AS51747 Internet Vikings International AB 0.85ms from Stockholm, SE
123.209.99.152 AS1221 Telstra Limited 8.73ms from Sydney, AU
177.212.75.24 AS26599 TELEFÔNICA BRASIL S.A 8.64ms from São Paulo, BR
60.110.149.24 AS17676 SoftBank Corp. 3.27ms from Tokyo, JP

Traceroute

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

$
traceroute -a -n -q1 -f5 20.33.51.80
traceroute to 20.33.51.80 (20.33.51.80): 64 hops max, 52 byte packets
5 [AS174] 66.28.4.193 2.113 ms
6 [AS174] 154.54.6.222 8.393 ms
7 [AS174] 154.54.173.94 20.374 ms
8 [AS174] 154.54.171.70 22.077 ms
9 [AS174] 38.32.131.114 21.724 ms
10 [AS8075] 51.10.1.28 25.112 ms
11 [AS8075] 104.44.32.40 20.279 ms
12 *
13 *
14 [AS8075] 51.10.5.42 19.307 ms
15 *
16 *
17 *
18 *
19 [AS8069] 20.33.51.80 19.325 ms
Measurement taken from IPinfo ProbeNet in Chicago, US
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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