Details for http://urbania.pe/

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C (71)
Current YSlow grade: C (71)
 B (87)
Current Page Speed score: B (87)

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Measurements over time

YSlow metrics
Basic measurements
C (71%)
759KB
103 0 ms
Best practices
Make fewer HTTP requests F (0%)
Use a Content Delivery Network (CDN) F (0%)
Add Expires headers F (1%)
Avoid Empty Image src A (100%)
Compress components with gzip A (100%)
Put CSS at top A (100%)
Put JavaScript at bottom B (80%)
Avoid CSS expressions A (100%)
Make JavaScript and CSS external F (0%)
Reduce DNS lookups E (55%)
Minify JavaScript and CSS F (0%)
Avoid URL redirects D (60%)
Remove duplicate JavaScript and CSS A (100%)
Configure entity tags (ETags) A (100%)
Make AJAX cacheable A (100%)
Use GET for AJAX requests A (100%)
Reduce the number of DOM elements B (89%)
Avoid HTTP 404 (Not Found) error A (100%)
Reduce cookie size A (100%)
Use cookie-free domains A (95%)
Avoid AlphaImageLoader filter A (100%)
Do not scale images in HTML F (30%)
Make favicon small and cacheable A (100%)
Page Speed metrics
Basic measurements
2547KB 6883 ms
1781KB 148
B (87%)
Optimize caching
Leverage browser caching A (93%)
Leverage proxy caching A (97%)
Remove query strings from static resources C (78%)
Specify a Vary: Accept-Encoding header C (72%)
Minimize round-trip times
Minimize DNS lookups n/a Minimize redirects B (80%)
Avoid bad requests A (95%)
Combine external JavaScript n/a
Combine external CSS n/a Combine images using CSS sprites B (80%)
Optimize the order of styles and scripts A (100%)
Avoid document.write n/a
Avoid CSS @import B (85%)
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 A (100%)
Remove unused CSS F (37.7%)
Minify JavaScript F (20%)
Minify CSS E (52%)
Minify HTML A (100%)
Defer loading of JavaScript n/a
Optimize images E (55%)
Serve scaled images A (100%)
Serve resources from a consistent URL A (100%)
Optimize browser rendering
Use efficient CSS selectors F (0%)
Put CSS in the document head A (100%)
Specify image dimensions F (0%)
Specify a character set early A (100%)

YSlow measurements history (csv)

Page Speed measurements history (csv)