Microsoft's tech stack
What does Microsoft use?
Microsoft (asp.net) uses at least 6 tools we can see from public records, including Microsoft Azure for hosting, Microsoft 365 for email and documents, Azure Monitor for analytics and Mailchimp Transactional for email delivery. Last checked .
- Tools found
- 6
- Categories
- 5
- Layers
- 4 of 5
- Last checked
- Oct 2026
Microsoft's stack, layer by layer
Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Edge & Hosting
1 tool, where the bytes are served from
Hosting & Cloud
Data & Observability
1 tool, what they measure and store
Analytics
Go-to-market
1 tool, how they find and keep customers
Marketing
Company Ops
3 tools, what the team runs on day to day
Email Delivery
Workspace
Microsoft tech stack FAQ
What tools does Microsoft use?
As of November 2026, runsonwhat has found 6 tools at Microsoft (asp.net) in public records. Edge & Hosting: Microsoft Azure. Data & Observability: Azure Monitor. Company Ops: Microsoft 365, Mailchimp Transactional and Mailgun. Last checked October 31, 2026.
What cloud does Microsoft run on?
Microsoft uses Microsoft Azure for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Microsoft Azure through a subdomain that points at Microsoft Azure and DNS records. Microsoft Azure is used by 48,095 companies runsonwhat tracks.
What email provider does Microsoft use?
Microsoft uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 716,033 companies runsonwhat tracks.
What analytics tools does Microsoft use?
Microsoft uses Azure Monitor for analytics, according to runsonwhat (November 2026). runsonwhat found Azure Monitor through Azure Monitor code on asp.net. Azure Monitor is used by 5,498 companies runsonwhat tracks.
Does Microsoft use Mailchimp Transactional?
Yes. runsonwhat found Mailchimp Transactional at Microsoft through email records that authorize Mailchimp Transactional. Mailchimp Transactional is a Email Delivery tool used by 57,934 companies runsonwhat tracks.
How does runsonwhat know what Microsoft uses?
runsonwhat reads public records only. Of the 6 tools at Microsoft, 2 were found through subdomains that point at the vendor, 2 through code on asp.net, 1 through DNS records and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and asp.net about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.