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Details for http://www.nrl.com/Default.aspx

Current YSlow grade: D (62)

Run a test using WebPageTest and store the results

Location: Dulles, VA USA (IE 6-9,Chrome, dynaTrace) using IE 6 Dulles, VA USA (IE 6-9,Chrome, dynaTrace) using IE 7 Dulles, VA USA (IE 6-9,Chrome, dynaTrace) using IE 7 dynaTrace Dulles, VA USA (IE 6-9,Chrome, dynaTrace) using IE 8 Dulles, VA USA (IE 6-9,Chrome, dynaTrace) using IE 8 dynaTrace Dulles, VA USA (IE 6-9,Chrome, dynaTrace) using IE 9 Dulles, VA USA (IE 6-9,Chrome, dynaTrace) using Chrome Dulles, VA USA (IE 6-9,Chrome, dynaTrace) using Firefox Dulles, VA USA (IE 6-9,Chrome, dynaTrace) using Firefox 3.6 Dulles, VA USA (IE 6-9,Chrome, dynaTrace) using Chrome Frame IE6 Dulles, VA USA (IE 6-9,Chrome, dynaTrace) using Chrome - Replay New York, NY USA (IE 8,9,Chrome,Firefox) using IE 8 New York, NY USA (IE 8,9,Chrome,Firefox) using IE 9 New York, NY USA (IE 8,9,Chrome,Firefox) using Chrome New York, NY USA (IE 8,9,Chrome,Firefox) using Firefox Asheville, NC USA (IE8,Chrome,Firefox) using IE 8 Asheville, NC USA (IE8,Chrome,Firefox) using Chrome Asheville, NC USA (IE8,Chrome,Firefox) using Firefox Chicago, IL USA (IE 7,9,Chrome,Firefox) using IE 7 Chicago, IL USA (IE 7,9,Chrome,Firefox) using IE 9 Chicago, IL USA (IE 7,9,Chrome,Firefox) using Chrome Chicago, IL USA (IE 7,9,Chrome,Firefox) using Firefox Kansas City, MO USA (IE8, Chrome) using IE 8 Kansas City, MO USA (IE8, Chrome) using Chrome San Jose, CA USA (IE 8,9,Chrome,Firefox) using IE 8 San Jose, CA USA (IE 8,9,Chrome,Firefox) using IE 9 San Jose, CA USA (IE 8,9,Chrome,Firefox) using Chrome San Jose, CA USA (IE 8,9,Chrome,Firefox) using Firefox Los Angeles, CA USA (IE 7,8,9, Chrome) using IE 7 Los Angeles, CA USA (IE 7,8,9, Chrome) using IE 8 Los Angeles, CA USA (IE 7,8,9, Chrome) using IE 9 Los Angeles, CA USA (IE 7,8,9, Chrome) using Chrome Montreal, Canada (IE 8,Chrome,Firefox) using IE 8 Montreal, Canada (IE 8,Chrome,Firefox) using Chrome Montreal, Canada (IE 8,Chrome,Firefox) using Firefox São Paulo, Brasil (IE 8,Chrome,Firefox) using IE 8 São Paulo, Brasil (IE 8,Chrome,Firefox) using Chrome São Paulo, Brasil (IE 8,Chrome,Firefox) using Firefox Gloucester, UK (IE 7) using IE 7 London, UK (IE 7-9, Chrome) using IE 7 London, UK (IE 7-9, Chrome) using IE 8 London, UK (IE 7-9, Chrome) using IE 9 London, UK (IE 7-9, Chrome) using Chrome Paris, FR (IE 7,8, Chrome) using IE 7 Paris, FR (IE 7,8, Chrome) using IE 8 Paris, FR (IE 7,8, Chrome) using Chrome Paris, FR (IE 7,8, Chrome) using Firefox Brussels, BE (IE 8) using IE 8 Amsterdam, NL (IE 7-9, Chrome) using IE 7 Amsterdam, NL (IE 7-9, Chrome) using IE 8 Amsterdam, NL (IE 7-9, Chrome) using IE 9 Amsterdam, NL (IE 7-9, Chrome) using Chrome Geneva, Switzerland (IE 8) using IE 8 Frankfurt, DE (IE 7-9,Chrome,Firefox) using IE 7 Frankfurt, DE (IE 7-9,Chrome,Firefox) using IE 8 Frankfurt, DE (IE 7-9,Chrome,Firefox) using IE 9 Frankfurt, DE (IE 7-9,Chrome,Firefox) using Chrome Frankfurt, DE (IE 7-9,Chrome,Firefox) using Firefox Stockholm, Sweden (IE 8, Chrome) using IE 8 Stockholm, Sweden (IE 8, Chrome) using Chrome Israel (IE 8, Chrome) using IE 8 Israel (IE 8, Chrome) using Chrome Moscow, Russia (IE 8) using IE 8 Singapore (IE 8) using IE 8 Hong Kong, China (IE 9,Chrome,Firefox) using IE 9 Hong Kong, China (IE 9,Chrome,Firefox) using Chrome Hong Kong, China (IE 9,Chrome,Firefox) using Firefox Taipei, Taiwan (IE 9, Chrome) using IE 9 Taipei, Taiwan (IE 9, Chrome) using Chrome Jiangsu, China (IE 7,Chrome,Firefox) using IE 7 Jiangsu, China (IE 7,Chrome,Firefox) using Chrome Jiangsu, China (IE 7,Chrome,Firefox) using Firefox Shanghai, China (IE 9, Chrome) using IE 9 Shanghai, China (IE 9, Chrome) using Chrome Seoul, Korea (IE 7,8) using IE 7 Seoul, Korea (IE 7,8) using IE 8 Tokyo, Japan (IE 9, Chrome) using IE 8 Tokyo, Japan (IE 9, Chrome) using IE 9 Tokyo, Japan (IE 9, Chrome) using Chrome Sydney, Australia (IE 8,Chrome,Firefox) using IE 8 Sydney, Australia (IE 8,Chrome,Firefox) using Chrome Sydney, Australia (IE 8,Chrome,Firefox) using Firefox Private First View Only

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Measurements over time

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YSlow metrics

Basic measurements
Overall rank	D (62%)			Page Size	1926KB
Amount of requests with empty cache	207			Page Load time	0 ms
Best practices
Make fewer HTTP requests	F (0%)			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	A (100%)			Avoid CSS expressions	A (100%)
Make JavaScript and CSS external	F (0%)			Reduce DNS lookups	F (25%)
Minify JavaScript and CSS	B (80%)			Avoid URL redirects	E (50%)
Remove duplicate JavaScript and CSS	A (100%)			Configure entity tags (ETags)	F (0%)
Make AJAX cacheable	A (90%)			Use GET for AJAX requests	A (100%)
Reduce the number of DOM elements	F (49%)			Avoid HTTP 404 (Not Found) error	A (100%)
Reduce cookie size	A (100%)			Use cookie-free domains	F (0%)
Avoid AlphaImageLoader filter	A (100%)			Do not scale images in HTML	B (80%)
Make favicon small and cacheable	A (100%)

YSlow measurements history (csv)

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