2.3 sec in total
14 ms
1.1 sec
1.2 sec
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Visit qconsf.comWe analyzed Qconsf.com page load time and found that the first response time was 14 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
qconsf.com performance score
name
value
score
weighting
Value3.1 s
48/100
10%
Value6.8 s
7/100
25%
Value4.7 s
69/100
10%
Value8,360 ms
0/100
30%
Value0.008
100/100
15%
Value13.1 s
12/100
10%
14 ms
108 ms
88 ms
91 ms
89 ms
Our browser made a total of 97 requests to load all elements on the main page. We found that 21% of them (20 requests) were addressed to the original Qconsf.com, 54% (52 requests) were made to D1udkpklcxvaqz.cloudfront.net and 5% (5 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (535 ms) relates to the external source D1udkpklcxvaqz.cloudfront.net.
Page size can be reduced by 1.2 MB (38%)
3.2 MB
2.0 MB
In fact, the total size of Qconsf.com main page is 3.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 89.1 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 12.4 kB, which is 11% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 89.1 kB or 81% of the original size.
Potential reduce by 56.5 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. QCon Sf images are well optimized though.
Potential reduce by 544.1 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 544.1 kB or 73% of the original size.
Potential reduce by 520.8 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Qconsf.com needs all CSS files to be minified and compressed as it can save up to 520.8 kB or 87% of the original size.
Number of requests can be reduced by 33 (37%)
89
56
The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of QCon Sf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
qconsf.com
14 ms
qconsf.com
108 ms
css_8g-ogsB4fNnFSdIQfgxIlQum-heR04VpogBcfXJPW70.css
88 ms
css_9_eVTBgUh2bSsGcA-0IlbP-iocBO59ArmYima9MuYJM.css
91 ms
css_eZ3p35qbpMElau5YqPT6uqOLsCc1hWBKiKaQN1wwWzk.css
89 ms
css_ZKWd7RQlieZmf8QAEl82Du95bfOwun5hIMMW-WYDMW8.css
94 ms
css_AAUF93s1rqNQEKRB3pbQ49kaIpyTPLkC3bdUdniJRmM.css
100 ms
font-awesome.min.css
57 ms
css_cRPFWNQCqYRJiCc6qKrs0mEqz7D5OGUn9f5HxV_OzlY.css
101 ms
css_J2ljQAWXXRxS4QdDA_TWW4VdnJNE5l1shhW8DG9qImA.css
95 ms
css_iV0I96FHbGc02H1PEeHnmUlWnehObA82rfGFSZlf758.css
110 ms
css_OdU8Nu_KR6TbRnaAsxuDjv5v3GFcsZXY5olDKSwtZvg.css
109 ms
js_BAhqE0nsQns6shJD8cBPNaX58HANh3tzWfxSlYIKGGs.js
60 ms
js_bXejI0sehoRh1zeXYzFH-8KNh5shUO5q_TNck08xDlU.js
62 ms
js_s1azcgpafBaqX8UqIvGtqbbx-VU1F9QCk2vWDpfPaeo.js
60 ms
js_vuCd40dUPCHEVUhrM4uo14FpT6Kb7ko4uSBJ3mIUuI8.js
58 ms
lightbox.js
59 ms
js_tHuVxpbnNMORSz3D6GYvx7It1QI_vrCdJc7yj9QZ2A0.js
72 ms
js_VBaNTGZuF4SzV5OM85A0VjAQaqSuBDIag6L3XpvoD60.js
75 ms
js_a-yaEnshyT5WxVsjNbMSt1arx-597NICSsKCgGa2H5o.js
75 ms
js_X7b7251n0X2Cn-8ttok-hZtiZkdRdxPE-THH6CUXHhA.js
72 ms
oct.js
163 ms
css
63 ms
ga.js
282 ms
fbds.js
455 ms
logo.png
129 ms
icons-sa509a4670f.png
129 ms
mainvideo.jpg
288 ms
tagline_bg.jpg
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beam_bg.png
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headshot.png
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gil.jpg
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adrian_cockcroft.jpg
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jeremyedbergheadshot.jpg
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caitie.jpg
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1.jpg
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jeremu-action.png
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jeremy-face.png
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brendan-action.png
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dianne-action.png
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diane-face.png
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gillad%20action.png
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rich-action.png
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thomson-perf.png
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thomson-face.jpg
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evans-action.png
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evans-face.png
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nygard-action.png
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nygard-face.png
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rod-action.png
481 ms
rod-face.png
535 ms
logo2x.png
232 ms
play.png
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waves.png
234 ms
ico-open.jpg
232 ms
ico-social.jpg
231 ms
social_event_home.jpg
232 ms
logo_footer.jpg
271 ms
4285.js
268 ms
cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
253 ms
DXI1ORHCpsQm3Vp6mXoaTYnF5uFdDttMLvmWuJdhhgs.ttf
320 ms
MTP_ySUJH_bn48VBG8sNSonF5uFdDttMLvmWuJdhhgs.ttf
368 ms
k3k702ZOKiLJc3WVjuplzInF5uFdDttMLvmWuJdhhgs.ttf
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top_triangles_bg.png
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no.png
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venue_sf.jpg
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adsct
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adsct
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extra_bg.jpg
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small_border.jpg
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ico-email-footer.jpg
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flag-sprite.png
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__utm.gif
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flexslider-icon.woff
20 ms
player.js
197 ms
player.css
165 ms
vuid.min.js
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__utm.gif
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123 ms
__utm.gif
45 ms
__utm.gif
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ga-audiences
133 ms
proxy.html
76 ms
qconsf.com accessibility score
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Buttons do not have an accessible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
qconsf.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
qconsf.com SEO score
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Qconsf.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Qconsf.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
qconsf.com
Open Graph data is detected on the main page of QCon Sf. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: