Page http://en.wikipedia.org/wiki/Wikipedia:Introduction (score: 83)

Scores below 100

Rule Score Message Extra
Make fewer HTTP requests 56 This page has 13 external Javascript scripts. Try combining them into one.
Minify JavaScript and CSS 90 There is 1 component that can be minified

http://en.wikipedia.org/w/index.php?title=MediaWiki:Gadget-ReferenceTooltips.js&action=raw&ctype=text/javascript&508635914

Load CSS in head from document domain 90 The following 2 css are loaded from a different domain inside head, causing DNS lookups before page is rendered. Unique DNS in head that decreases the score:1.

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.gadget.DRN-wizard%2CReferenceTooltips%2Ccharinsert%2Cteahouse%7Cext.wikihiero%7Cmediawiki.legacy.commonPrint%2Cshared%7Cmw.PopUpMediaTransform%7Cskins.vector&only=styles&skin=vector&*

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=site&only=styles&skin=vector&*

Never load JS synchronously in head 50 There are 5 scripts that are not loaded asynchronously in head, that will block the rendering.

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=startup&only=scripts&skin=vector&*

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=jquery%2Cmediawiki%2CSpinner%7Cjquery.triggerQueueCallback%2CloadingSpinner%2CmwEmbedUtil%7Cmw.MwEmbedSupport&only=scripts&skin=vector&version=20121126T175337Z

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.centralNotice.bannerController%7Cext.wikimediaShopLink.core%7Cjquery.client%2Ccookie%2CmwExtension%7Cmediawiki.cldr%2CjqueryMsg%2Clanguage%2Cnotify%2Cutil%7Cmediawiki.language.data%2Cinit%7Cmediawiki.legacy.ajax%2Cwikibits%7Cmediawiki.libs.pluralruleparser%7Cmediawiki.page.startup&skin=vector&version=20121204T072255Z&*

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.vector.footerCleanup&skin=vector&version=20121204T024440Z&*

http://bits.wikimedia.org/geoiplookup

Have long expire headers for static components 0 There are 10 static components without a far-future expiration date.

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.gadget.DRN-wizard%2CReferenceTooltips%2Ccharinsert%2Cteahouse%7Cext.wikihiero%7Cmediawiki.legacy.commonPrint%2Cshared%7Cmw.PopUpMediaTransform%7Cskins.vector&only=styles&skin=vector&*

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=site&only=styles&skin=vector&*

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=startup&only=scripts&skin=vector&*

http://bits.wikimedia.org/geoiplookup

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=skins.vector&only=scripts&skin=vector&*

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=site&only=scripts&skin=vector&*

http://upload.wikimedia.org/wikipedia/en/b/bc/Wiki.png

http://upload.wikimedia.org/wikipedia/commons/thumb/8/8e/1leftarrow.png/16px-1leftarrow.png

http://upload.wikimedia.org/wikipedia/commons/thumb/d/d0/Edit-this-page-large.png/250px-Edit-this-page-large.png

http://bits.wikimedia.org/images/wikimedia-button.png

Frontend single point of failure 30 The following 7 assets are loaded from a different domain inside head and could be a single point of failure.

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.gadget.DRN-wizard%2CReferenceTooltips%2Ccharinsert%2Cteahouse%7Cext.wikihiero%7Cmediawiki.legacy.commonPrint%2Cshared%7Cmw.PopUpMediaTransform%7Cskins.vector&only=styles&skin=vector&*

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=site&only=styles&skin=vector&*

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=startup&only=scripts&skin=vector&*

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=jquery%2Cmediawiki%2CSpinner%7Cjquery.triggerQueueCallback%2CloadingSpinner%2CmwEmbedUtil%7Cmw.MwEmbedSupport&only=scripts&skin=vector&version=20121126T175337Z

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.centralNotice.bannerController%7Cext.wikimediaShopLink.core%7Cjquery.client%2Ccookie%2CmwExtension%7Cmediawiki.cldr%2CjqueryMsg%2Clanguage%2Cnotify%2Cutil%7Cmediawiki.language.data%2Cinit%7Cmediawiki.legacy.ajax%2Cwikibits%7Cmediawiki.libs.pluralruleparser%7Cmediawiki.page.startup&skin=vector&version=20121204T072255Z&*

http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.vector.footerCleanup&skin=vector&version=20121204T024440Z&*

http://bits.wikimedia.org/geoiplookup

Too much javascript compared to text content 0 The content of the page concist of 95.79% javascript, that is too much.

Page summary

type value
javascript 13
css 2
images 6
css images 1
font 0
requests 24
request cached 12
doc size 34.6 kb
page size 698.8 kb
js size 777.6 kb
css size 70.7 kb
image size 13.3 kb
css image size 19.7 kb
content weight that are js files 88.1 %
content weight that are css files 8.0 %
page weight cached 39.6 kb
load time 1743 ms
spof 7
sync js in head 5

Page assets

url type size
http://en.wikipedia.org/wiki/Wikipedia:Introduction
doc 34.2 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.gadget.DRN-wizard%2CReferenceTooltips%2Ccharinsert%2Cteahouse%7Cext.wikihiero%7Cmediawiki.legacy.commonPrint%2Cshared%7Cmw.PopUpMediaTransform%7Cskins.vector&only=styles&skin=vector&*
css 64.0 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=site&only=styles&skin=vector&*
css 20.8 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=startup&only=scripts&skin=vector&*
js 39.5 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=jquery%2Cmediawiki%2CSpinner%7Cjquery.triggerQueueCallback%2CloadingSpinner%2CmwEmbedUtil%7Cmw.MwEmbedSupport&only=scripts&skin=vector&version=20121126T175337Z
js 175.8 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.centralNotice.bannerController%7Cext.wikimediaShopLink.core%7Cjquery.client%2Ccookie%2CmwExtension%7Cmediawiki.cldr%2CjqueryMsg%2Clanguage%2Cnotify%2Cutil%7Cmediawiki.language.data%2Cinit%7Cmediawiki.legacy.ajax%2Cwikibits%7Cmediawiki.libs.pluralruleparser%7Cmediawiki.page.startup&skin=vector&version=20121204T072255Z&*
js 49.6 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.vector.footerCleanup&skin=vector&version=20121204T024440Z&*
js 3.3 kb
http://bits.wikimedia.org/geoiplookup
js 0.1 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.Experiments.experiments%2Clib%7Cext.UserBuckets%2CmarkAsHelpful%2CpostEdit%7Cext.articleFeedback.startup%7Cext.articleFeedbackv5.startup%7Cext.gadget.DRN-wizard%2CReferenceTooltips%2Ccharinsert%2Cteahouse%7Cjquery.articleFeedbackv5.verify%7Cjquery.autoEllipsis%2CcheckboxShiftClick%2CclickTracking%2CcollapsibleTabs%2CdelayedBind%2Chidpi%2ChighlightText%2Cjson%2CmakeCollapsible%2Cmw-jump%2Cplaceholder%2Csuggestions%2CtabIndex%7Cmediawiki.api%2Chidpi%2CsearchSuggest%2Cuser%7Cmediawiki.page.ready%7Cmobile.desktop%7Cmw.MwEmbedSupport.style%7Cmw.PopUpMediaTransform&skin=vector&version=20121204T024427Z&*
js 84.3 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.vector.collapsibleNav%2CcollapsibleTabs%2CeditWarning&skin=vector&version=20121204T024434Z&*
js 12.1 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=jquery.ui.button%2Ccore%2Cdialog%2Cdraggable%2Cmouse%2Cposition%2Cresizable%2Cwidget&skin=vector&version=20121126T175100Z&*
js 153.8 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=fullScreenApi%7Cjquery.debouncedresize%2ChoverIntent%2Cmenu%7Cjquery.ui.touchPunch%7Cmediawiki.Uri%2CUtilitiesTime%2CabsoluteUrl%2Cclient%7Cmw.Api%2CEmbedPlayer%2CEmbedPlayerNative%2CEmbedTypes%2CMediaElement%2CMediaPlayer%2CMediaPlayers%2CMediaSource%2CMediaWikiPlayerSupport%2CPlayerSkinKskin%2CTextSource%2CTimedText%2CajaxProxy&skin=vector&version=20121204T024504Z&*
js 227.0 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=jquery.ui.slider&skin=vector&version=20121126T175100Z&*
js 13.3 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=skins.vector&only=scripts&skin=vector&*
js 0.4 kb
http://en.wikipedia.org/w/index.php?title=MediaWiki:Gadget-ReferenceTooltips.js&action=raw&ctype=text/javascript&508635914
js 9.5 kb
http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=site&only=scripts&skin=vector&*
js 8.9 kb
http://upload.wikimedia.org/wikipedia/en/b/bc/Wiki.png
cssimage 19.7 kb
http://upload.wikimedia.org/wikipedia/commons/thumb/8/8e/1leftarrow.png/16px-1leftarrow.png
image 1.2 kb
http://upload.wikimedia.org/wikipedia/commons/thumb/d/d0/Edit-this-page-large.png/250px-Edit-this-page-large.png
image 5.7 kb
http://bits.wikimedia.org/static-1.21wmf3/skins/common/images/magnify-clip.png
image 0.2 kb
http://bits.wikimedia.org/static-1.21wmf3/skins/vector/images/search-ltr.png?303-4
image 0.2 kb
http://bits.wikimedia.org/images/wikimedia-button.png
image 2.4 kb
http://bits.wikimedia.org/static-1.21wmf3/skins/common/images/poweredby_mediawiki_88x31.png
image 3.5 kb
http://en.wikipedia.org/favicon.ico
favicon 0.0 kb