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Microsoft Azure IP Ranges

Microsoft Azure is one of the three largest global cloud platforms offering compute, AI, databases, and enterprise services. Azure operates regions on every continent and is widely used by enterprises and government organisations.

Cloud
Provider
Microsoft Azure
Primary ASN
AS8075
Category
Cloud
Headquarters
Redmond, WA, USA
IP Geolocation LookupWHOIS LookupVPN Leak Test

Known IP ranges

The following IP prefixes are registered to Microsoft Azure or commonly associated with their network. Full prefix sets change over time — use WHOIS Lookup for the authoritative current record for any specific IP.

20.0.0.0/8 (partial)
40.0.0.0/8 (partial)
52.0.0.0/8 (partial)
13.64.0.0/11
104.40.0.0/13
168.62.0.0/19

What does a Microsoft Azure IP mean in a privacy test?

A Microsoft Azure IP as your exit address means your VPN provider hosts servers on Azure infrastructure, or your traffic routes to an Azure-hosted application. Azure IPs appear in VPN tests for providers that lease Azure VMs.

Related tools

IP Geolocation LookupLook up any Microsoft Azure IP for location and ASN data.WHOIS LookupView the registered CIDR block and organization for any IP.VPN Leak TestCheck if your VPN is leaking your real IP, DNS, or WebRTC data.AS8075 — Microsoft Corporation ASN pageMore details about this network.What Is a VPN Leak?Related privacy resource.VPN Leak TestRelated privacy resource.

Frequently asked questions

What IP ranges does Microsoft Azure use?

Azure controls portions of 20.0.0.0/8, 40.0.0.0/8, and 52.0.0.0/8. Microsoft publishes weekly-updated Azure IP Ranges in JSON format through the Microsoft Download Center, broken down by service tag and region.

Why does a Microsoft Azure IP appear in my VPN test?

An Azure IP as your VPN exit means your provider hosts that server on Azure infrastructure. Microsoft allows VPN services on Azure. Check whether your VPN provider discloses which cloud hosts they use.

How do I find the Azure region for an IP?

Use MyIPScan WHOIS Lookup for the registered CIDR block. Microsoft service tags JSON file maps IP ranges to geographic regions and is available through the Microsoft Download Center.

How do I look up a Microsoft Azure IP?

Enter the IP in MyIPScan IP Geolocation Lookup. Azure IPs return AS8075 (Microsoft Corporation) with the registered country and data center location.

What ASN does Microsoft Azure use?

Microsoft uses AS8075 as its primary ASN for Azure and Microsoft services. The AS8075 page on MyIPScan covers the Microsoft network including Azure, Bing, and Teams.