30+ free online tools to test your internet speed, network, website performance, security, and more.
Start TestingPing any server or IP address
Query DNS records for any domain
Get geolocation and ISP info
Check open ports on a server
Trace the path to any host
Domain registration information
Find hostname from IP address
Calculate IP ranges and subnets
Verify SSL certificate status
Inspect HTTP response headers
Test mobile responsiveness
Analyze page load performance
Find broken links on your site
Check if a website is up or down
Trace URL redirects
Analyze meta tags and SEO
Google PageSpeed Insights analysis
View your public IP address
Detect browser and OS details
Check your screen dimensions
Test your webcam
Test your microphone
Test your keyboard keys
Test mouse buttons and scroll
Check JavaScript support
Format and validate JSON
Convert to/from Base64
Generate MD5, SHA hashes
Create QR codes instantly
Encode/decode URLs
Pick and convert colors
Convert units and measurements
Convert Unix timestamps