Details for http://mapadelasolidaridad.cl...

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C (70)
Current YSlow grade: C (70)
 F (42)
Current Page Speed score: F (42)

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Measurements over time

YSlow metrics
Basic measurements
C (70%)
718KB
31 0 ms
Best practices
Make fewer HTTP requests F (48%)
Use a Content Delivery Network (CDN) F (0%)
Add Expires headers F (0%)
Avoid Empty Image src A (100%)
Compress components with gzip F (0%)
Put CSS at top B (89%)
Put JavaScript at bottom D (60%)
Avoid CSS expressions A (100%)
Make JavaScript and CSS external F (0%)
Reduce DNS lookups A (90%)
Minify JavaScript and CSS C (70%)
Avoid URL redirects A (90%)
Remove duplicate JavaScript and CSS A (100%)
Configure entity tags (ETags) B (89%)
Make AJAX cacheable A (100%)
Use GET for AJAX requests A (100%)
Reduce the number of DOM elements A (100%)
Avoid HTTP 404 (Not Found) error A (100%)
Reduce cookie size A (100%)
Use cookie-free domains F (10%)
Avoid AlphaImageLoader filter A (100%)
Do not scale images in HTML A (100%)
Make favicon small and cacheable A (100%)
Page Speed metrics
Basic measurements
3526KB 29358 ms
2090KB 192
F (42%)
Optimize caching
Leverage browser caching F (26%)
Leverage proxy caching A (98%)
Remove query strings from static resources A (98%)
Specify a Vary: Accept-Encoding header F (38%)
Minimize round-trip times
Minimize DNS lookups n/a Minimize redirects A (100%)
Avoid bad requests A (100%)
Combine external JavaScript n/a
Combine external CSS n/a Combine images using CSS sprites B (82%)
Optimize the order of styles and scripts A (100%)
Avoid document.write n/a
Avoid CSS @import A (100%)
Prefer asynchronous resources A (100%)
Parallelize downloads across hostnames n/a
Minimize request overhead
Minimize request size A (100%)
Serve static content from a cookieless domain n/a
Minimize payload size
Enable compression D (60%)
Remove unused CSS F (41.6%)
Minify JavaScript F (15%)
Minify CSS C (75%)
Minify HTML A (98%)
Defer loading of JavaScript n/a
Optimize images F (0%)
Serve scaled images A (100%)
Serve resources from a consistent URL A (96%)
Optimize browser rendering
Use efficient CSS selectors F (0%)
Put CSS in the document head A (90%)
Specify image dimensions F (4%)
Specify a character set early A (100%)

YSlow measurements history (csv)

Page Speed measurements history (csv)