outlook.com
Outlook
Executive Summary
Our system detected 3 technologies powering outlook.com. Some of the key ones include Microsoft-httpapi, Microsoft 365, React.
This website has a poor performance score of 26%, and it runs slow with a 19.4s load time. The page size is 15224 KiB with 241 requests. This means the site is heavy. It needs improvement to load faster.
Performance Metrics
26
Performance
97
Accessibility
54
Best Practices
85
SEO
19.4sPage Load Time
22msTime to First Byte
15224 KiBTotal Page Size
241Num Requests
Technologies Used
Web Server
Email Hosting
Provides email services for the domain.
Frontend Framework
Builds the website interface and layout.
Analyzed on 3/22/2026