| Rule | Score | Message | Extra |
|---|---|---|---|
| Make fewer HTTP requests | 60 | This page has 12 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 4059 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 | 73 | The page uses 53 requests, that is too many to make the page load fast. | http://en.wikipedia.org/wiki/F4U_Corsair 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://meta.wikimedia.org/wiki/Special:BannerRandom?userlang=en&sitename=Wikipedia&project=wikipedia&anonymous=true&bucket=1&country=SE&slot=8 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://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/en/b/bc/Wiki.png http://upload.wikimedia.org/wikipedia/commons/thumb/6/66/Vought_F4U_Corsair_%28USMC%29.jpg/300px-Vought_F4U_Corsair_%28USMC%29.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/0/08/XF4U-1_NACA_1940.jpeg/220px-XF4U-1_NACA_1940.jpeg http://bits.wikimedia.org/static-1.21wmf5/skins/common/images/magnify-clip.png 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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 41 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://meta.wikimedia.org/wiki/Special:BannerRandom?userlang=en&sitename=Wikipedia&project=wikipedia&anonymous=true&bucket=1&country=SE&slot=8 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/6/66/Vought_F4U_Corsair_%28USMC%29.jpg/300px-Vought_F4U_Corsair_%28USMC%29.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/0/08/XF4U-1_NACA_1940.jpeg/220px-XF4U-1_NACA_1940.jpeg http://upload.wikimedia.org/wikipedia/commons/thumb/8/8c/Corsair_FG-1_PW_R-2800-8_engine.jpg/220px-Corsair_FG-1_PW_R-2800-8_engine.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/8/85/F4U-1_NACA_1943.jpeg/220px-F4U-1_NACA_1943.jpeg http://upload.wikimedia.org/wikipedia/commons/thumb/4/43/F4U-1s_VF-17_NAN7-2-43.jpg/220px-F4U-1s_VF-17_NAN7-2-43.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/b/b8/Ww2_157.jpg/220px-Ww2_157.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/0/05/Corsair_Mk1_Quonset_Point_1943.jpg/220px-Corsair_Mk1_Quonset_Point_1943.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/e/e0/Corsair_being_pushed_on_elevator_HMS_Glory_%28R62%29_1945.jpg/220px-Corsair_being_pushed_on_elevator_HMS_Glory_%28R62%29_1945.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/7/76/RAAF_Boomerang_with_RNZAF_Corsairs_on_Bougainville_1945.jpg/220px-RAAF_Boomerang_with_RNZAF_Corsairs_on_Bougainville_1945.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/2/2d/F4U-7_NAN3-53.jpg/220px-F4U-7_NAN3-53.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/b/be/F4U-Corsair.JPG/220px-F4U-Corsair.JPG http://upload.wikimedia.org/wikipedia/commons/thumb/b/b0/F4U_7_AND_CORSAIR_11.JPG/220px-F4U_7_AND_CORSAIR_11.JPG http://upload.wikimedia.org/wikipedia/commons/thumb/d/d8/CorsairUnderside.jpg/220px-CorsairUnderside.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/2/2f/F4U-1_Corsair_in_flight_c1942.jpg/220px-F4U-1_Corsair_in_flight_c1942.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/5/5f/Chance-Vought_Corsairs_with_British_markings.jpg/220px-Chance-Vought_Corsairs_with_British_markings.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/1/13/FG-1D_NAN3-53.jpg/220px-FG-1D_NAN3-53.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/9/99/F4U-2_VFN-101_on_USS_Intrepid_%28CV-11%29_in_1944.jpg/220px-F4U-2_VFN-101_on_USS_Intrepid_%28CV-11%29_in_1944.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/6/62/XF4U-3_NAN6_46.jpg/220px-XF4U-3_NAN6_46.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/4/43/F4U-4_VF-1B_CVB-41_1947-48.jpg/220px-F4U-4_VF-1B_CVB-41_1947-48.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/5/5e/F4U-5N_VMFN-513_Wonsan_1950.jpeg/220px-F4U-5N_VMFN-513_Wonsan_1950.jpeg http://upload.wikimedia.org/wikipedia/commons/thumb/f/f5/AU-1_Corsair_in_flight_1952.jpg/220px-AU-1_Corsair_in_flight_1952.jpg 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| 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 67.69% javascript, that is too much. |
| type | value |
|---|---|
| javascript | 12 |
| css | 2 |
| images | 36 |
| css images | 1 |
| font | 0 |
| requests | 53 |
| request cached | 43 |
| doc size | 57.1 kb |
| page size | 834.9 kb |
| js size | 537.3 kb |
| css size | 82.0 kb |
| image size | 235.1 kb |
| css image size | 19.7 kb |
| content weight that are js files | 79.4 % |
| content weight that are css files | 12.1 % |
| page weight cached | 96.7 kb |
| load time | 1622 ms |
| spof | 7 |
| sync js in head | 5 |