| 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 |
| Reduce the number of DOM elements | 0 | There are 4205 DOM elements on the page | |
| 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=20121204T072020Z&* 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 |
| Reduce number of total requests | 82 | The page uses 44 requests, that is too many to make the page load fast. | http://en.wikipedia.org/wiki/Battle_of_Chosin_Reservoir 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=20121204T072020Z&* 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 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&* http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.vector.collapsibleNav%2CcollapsibleTabs%2CeditWarning&skin=vector&version=20121204T024434Z&* 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&* http://meta.wikimedia.org/w/index.php?title=MediaWiki:Wikiminiatlas.js&action=raw&ctype=text/javascript http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=ext.articleFeedback%7Cext.articleFeedback.ratingi18n%7Cjquery.appear%2CarticleFeedback%2Clocalize%2Ctipsy&skin=vector&version=20121204T024433Z&* http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=skins.vector&only=scripts&skin=vector&* http://en.wikipedia.org/w/index.php?title=MediaWiki:Gadget-ReferenceTooltips.js&action=raw&ctype=text/javascript&508635914 http://bits.wikimedia.org/en.wikipedia.org/load.php?debug=false&lang=en&modules=site&only=scripts&skin=vector&* http://upload.wikimedia.org/wikipedia/commons/2/23/Icons-mini-file_acrobat.gif http://upload.wikimedia.org/wikipedia/en/b/bc/Wiki.png http://upload.wikimedia.org/wikipedia/commons/thumb/7/7b/Chosin.jpg/300px-Chosin.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/2/2f/Flag_of_the_United_Nations.svg/22px-Flag_of_the_United_Nations.svg.png http://upload.wikimedia.org/wikipedia/commons/thumb/1/1a/US_flag_48_stars.svg/22px-US_flag_48_stars.svg.png http://upload.wikimedia.org/wikipedia/commons/thumb/0/09/Flag_of_South_Korea.svg/22px-Flag_of_South_Korea.svg.png http://upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/22px-Flag_of_the_United_Kingdom.svg.png http://upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Flag_of_the_People%27s_Republic_of_China.svg/22px-Flag_of_the_People%27s_Republic_of_China.svg.png http://upload.wikimedia.org/wikipedia/commons/thumb/1/19/Race_to_Yalu_Map.gif/220px-Race_to_Yalu_Map.gif http://bits.wikimedia.org/static-1.21wmf4/skins/common/images/magnify-clip.png http://upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Chosin-Battle.gif/250px-Chosin-Battle.gif http://upload.wikimedia.org/wikipedia/en/thumb/c/cc/Chinese_79th_Division_at_Chosin.jpg/220px-Chinese_79th_Division_at_Chosin.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/1/1b/Marines_engage_during_the_Korean_War.jpg/220px-Marines_engage_during_the_Korean_War.jpg http://upload.wikimedia.org/wikipedia/commons/f/f2/Don_C_Faith.jpg http://upload.wikimedia.org/wikipedia/en/thumb/d/d0/Chinese_at_Chosin.jpg/220px-Chinese_at_Chosin.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/7/70/Koreacloseairsupporttwo1950.JPEG/220px-Koreacloseairsupporttwo1950.JPEG http://upload.wikimedia.org/wikipedia/en/thumb/5/57/Dasc_at_hagaru_ri.jpg/220px-Dasc_at_hagaru_ri.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/5/54/Evacuation_of_wounded_Marines_during_the_Korean_War.jpg/220px-Evacuation_of_wounded_Marines_during_the_Korean_War.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Chosin-Retreat.gif/220px-Chosin-Retreat.gif http://upload.wikimedia.org/wikipedia/commons/thumb/e/e4/TF_DOG_PATROL.jpg/220px-TF_DOG_PATROL.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/f/fe/KoreanWar_Hungnam.jpg/220px-KoreanWar_Hungnam.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/2/21/USMC_logo.svg/28px-USMC_logo.svg.png http://upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png http://upload.wikimedia.org/wikipedia/en/thumb/9/94/Symbol_support_vote.svg/15px-Symbol_support_vote.svg.png http://bits.wikimedia.org/static-1.21wmf5/skins/vector/images/search-ltr.png?303-4 http://bits.wikimedia.org/images/wikimedia-button.png http://bits.wikimedia.org/static-1.21wmf5/skins/common/images/poweredby_mediawiki_88x31.png http://en.wikipedia.org/favicon.ico |
| Have long expire headers for static components | 0 | There are 31 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://meta.wikimedia.org/w/index.php?title=MediaWiki:Wikiminiatlas.js&action=raw&ctype=text/javascript 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/commons/2/23/Icons-mini-file_acrobat.gif http://upload.wikimedia.org/wikipedia/en/b/bc/Wiki.png http://upload.wikimedia.org/wikipedia/commons/thumb/7/7b/Chosin.jpg/300px-Chosin.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/2/2f/Flag_of_the_United_Nations.svg/22px-Flag_of_the_United_Nations.svg.png http://upload.wikimedia.org/wikipedia/commons/thumb/1/1a/US_flag_48_stars.svg/22px-US_flag_48_stars.svg.png http://upload.wikimedia.org/wikipedia/commons/thumb/0/09/Flag_of_South_Korea.svg/22px-Flag_of_South_Korea.svg.png http://upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/22px-Flag_of_the_United_Kingdom.svg.png http://upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Flag_of_the_People%27s_Republic_of_China.svg/22px-Flag_of_the_People%27s_Republic_of_China.svg.png http://upload.wikimedia.org/wikipedia/commons/thumb/1/19/Race_to_Yalu_Map.gif/220px-Race_to_Yalu_Map.gif http://upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Chosin-Battle.gif/250px-Chosin-Battle.gif http://upload.wikimedia.org/wikipedia/en/thumb/c/cc/Chinese_79th_Division_at_Chosin.jpg/220px-Chinese_79th_Division_at_Chosin.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/1/1b/Marines_engage_during_the_Korean_War.jpg/220px-Marines_engage_during_the_Korean_War.jpg http://upload.wikimedia.org/wikipedia/commons/f/f2/Don_C_Faith.jpg http://upload.wikimedia.org/wikipedia/en/thumb/d/d0/Chinese_at_Chosin.jpg/220px-Chinese_at_Chosin.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/7/70/Koreacloseairsupporttwo1950.JPEG/220px-Koreacloseairsupporttwo1950.JPEG http://upload.wikimedia.org/wikipedia/en/thumb/5/57/Dasc_at_hagaru_ri.jpg/220px-Dasc_at_hagaru_ri.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/5/54/Evacuation_of_wounded_Marines_during_the_Korean_War.jpg/220px-Evacuation_of_wounded_Marines_during_the_Korean_War.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Chosin-Retreat.gif/220px-Chosin-Retreat.gif http://upload.wikimedia.org/wikipedia/commons/thumb/e/e4/TF_DOG_PATROL.jpg/220px-TF_DOG_PATROL.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/f/fe/KoreanWar_Hungnam.jpg/220px-KoreanWar_Hungnam.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/2/21/USMC_logo.svg/28px-USMC_logo.svg.png http://upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png http://upload.wikimedia.org/wikipedia/en/thumb/9/94/Symbol_support_vote.svg/15px-Symbol_support_vote.svg.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=20121204T072020Z&* 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 | 50 | The content of the page concist of 70.99% javascript, that is too much. |
| type | value |
|---|---|
| javascript | 13 |
| css | 2 |
| images | 25 |
| css images | 2 |
| font | 0 |
| requests | 44 |
| request cached | 33 |
| doc size | 93.4 kb |
| page size | 912.7 kb |
| js size | 616.7 kb |
| css size | 70.8 kb |
| image size | 228.9 kb |
| css image size | 20.0 kb |
| content weight that are js files | 79.0 % |
| content weight that are css files | 9.1 % |
| page weight cached | 39.6 kb |
| load time | 3149 ms |
| spof | 7 |
| sync js in head | 5 |