20.33.181.0/24

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:        * [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:      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:      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:      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:      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:      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 20.33.0.0/16

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

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

IP Address ASN Details
20.33.181.129 AS8069 Microsoft Corporation 0.79ms from Sydney, AU

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
172.178.104.184 AS8075 Microsoft Corporation 0.91ms from Ashburn, US
37.80.91.200 AS3320 Deutsche Telekom AG 15.38ms from Berlin, DE
72.92.251.248 AS701 Verizon Business 2.13ms from Boston, US
191.85.213.24 AS22927 Telefonica de Argentina 9.71ms from Buenos Aires, AR
189.181.29.104 AS8151 UNINET 5.54ms from Guadalajara, MX
171.236.128.168 AS7552 Viettel Group 2.67ms from Hanoi, VN
130.49.54.200 AS48031 Ivanov Vitaliy Sergeevich 0.13ms from Kyiv, UA
82.31.117.88 AS5089 Virgin Media Limited 10.02ms from London, GB
88.55.249.136 AS3269 Telecom Italia S.p.A. 0.85ms from Milan, IT
79.0.91.8 AS3269 Telecom Italia S.p.A. 6.85ms from Milan, IT
97.145.158.248 AS6167 Verizon Business 16.81ms from Newark, US
95.239.18.136 AS3269 Telecom Italia S.p.A. 7.32ms from Rende, IT
178.71.22.232 AS12389 PJSC Rostelecom 1.54ms from Saint Petersburg, RU
46.3.96.248 AS49304 SAKURA LINK LIMITED 0.89ms from Singapore, SG
94.135.147.72 AS8881 1&1 Versatel GmbH 0.85ms from Berlin, DE
112.195.100.56 AS4837 CHINA UNICOM China169 Backbone 7.07ms from Chengdu, CN
98.100.205.120 AS10796 Charter Communications Inc 4.05ms from Chicago, US
34.136.98.40 AS396982 Google LLC 0.12ms from Council Bluffs, US
38.86.51.8 AS174 Cogent Communications, LLC 1.35ms from Dallas, US
46.24.189.184 AS12430 VODAFONE ESPANA S.A.U. 4.57ms from Madrid, ES
162.220.64.72 AS18919 smartTrade Technologies 0.74ms from New York City, US
174.167.90.232 AS7922 Comcast Cable Communications, LLC 6.63ms from New York City, US
37.58.255.8 AS16347 ADISTA SAS 0.54ms from Paris, FR
189.229.85.40 AS8151 UNINET 4.64ms from Santiago de Queretaro, MX
119.197.211.56 AS4766 Korea Telecom 1.35ms 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 -f2 20.33.181.128
traceroute to 20.33.181.128 (20.33.181.128): 64 hops max, 52 byte packets
2 [] 91.200.241.134 0.262 ms
3 [] 45.127.172.36 9.128 ms
4 [AS8075] 51.10.27.3 0.825 ms
5 *
6 *
7 *
8 *
9 [AS8069] 20.33.181.128 0.893 ms
Measurement taken from IPinfo ProbeNet in Sydney, AU
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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