These test pages measure the performance traits of your browser. Your browser must support JavaScript in order to run the tests. The following browser performance traits are measured.

• How many connections are opened per hostname (for HTTP/1.1)?
• How many total connections are opened across all hostnames (for HTTP/1.1)?
• Do external scripts block other downloads?
• Do stylesheets block other downloads?
• Do inline scripts after stylesheets block other downloads?
• Are resources with a future Expires header cached?
• Are page redirects with a future Expires header cached?
• Are resource redirects with a future Expires header cached?
• Do prefetch links work?
• Is compression supported?
• Are data: URLs supported?

Bugs?    Mistakes?    Suggestions?