4.3 sec in total
557 ms
3.1 sec
671 ms
Visit devoxx.fr now to see the best up-to-date Devoxx content for Poland and also check out these interesting facts you probably never knew about devoxx.fr
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Visit devoxx.frWe analyzed Devoxx.fr page load time and found that the first response time was 557 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
devoxx.fr performance score
name
value
score
weighting
Value6.5 s
2/100
10%
Value13.7 s
0/100
25%
Value9.9 s
10/100
10%
Value1,840 ms
9/100
30%
Value0.058
98/100
15%
Value20.2 s
2/100
10%
557 ms
31 ms
96 ms
167 ms
256 ms
Our browser made a total of 117 requests to load all elements on the main page. We found that 48% of them (56 requests) were addressed to the original Devoxx.fr, 23% (27 requests) were made to Maps.googleapis.com and 9% (11 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Devoxx.fr.
Page size can be reduced by 539.2 kB (18%)
3.0 MB
2.5 MB
In fact, the total size of Devoxx.fr main page is 3.0 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.2 MB which makes up the majority of the site volume.
Potential reduce by 79.7 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 22.0 kB, which is 24% 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 79.7 kB or 86% of the original size.
Potential reduce by 12.4 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. Devoxx images are well optimized though.
Potential reduce by 447.0 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 447.0 kB or 66% of the original size.
Potential reduce by 167 B
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. Devoxx.fr needs all CSS files to be minified and compressed as it can save up to 167 B or 15% of the original size.
Number of requests can be reduced by 54 (54%)
100
46
The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Devoxx. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.
devoxx.fr
557 ms
prismic.min.js
31 ms
bootstrap.min.css
96 ms
animate.css
167 ms
css-plugin-collections.css
256 ms
menuzord-boxed.css
185 ms
settings.css
180 ms
layers.css
185 ms
navigation.css
194 ms
custom-bootstrap-margin-padding.css
251 ms
main-style.css
269 ms
orange.css
276 ms
responsive.css
276 ms
style.css
277 ms
classic-081711.css
22 ms
mc-validate.js
364 ms
jquery-2.1.4.min.js
412 ms
bootstrap.min.js
335 ms
jquery.themepunch.tools.min.js
480 ms
jquery.themepunch.revolution.min.js
480 ms
custom-rev-slider.js
387 ms
js
44 ms
jquery-plugin-collection.js
578 ms
custom.js
430 ms
revolution.extension.actions.min.js
479 ms
revolution.extension.carousel.min.js
495 ms
revolution.extension.kenburn.min.js
513 ms
revolution.extension.layeranimation.min.js
567 ms
revolution.extension.migration.min.js
567 ms
revolution.extension.navigation.min.js
568 ms
revolution.extension.parallax.min.js
585 ms
revolution.extension.slideanims.min.js
596 ms
revolution.extension.video.min.js
655 ms
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logo_devoxx_france_150_33.png
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grande_salle2.jpg
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devoxx_france_quentin_adam_2015_low.jpg
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keynote_low.jpg
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metro_maillot.jpg
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hotels.jpg
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badge_acces_secu.jpg
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font-awesome.min.css
780 ms
pe-icon-7-stroke.css
835 ms
elegant-icons.css
850 ms
flaticon.css
870 ms
common-style.css
889 ms
css
53 ms
css
65 ms
css
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css
84 ms
close.png
327 ms
loading.gif
313 ms
prev.png
313 ms
next.png
316 ms
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fontawesome-webfont.woff
321 ms
tweet.php
211 ms
common.js
136 ms
util.js
157 ms
geocoder.js
157 ms
analytics.js
61 ms
keynote.jpg
384 ms
devoxx.fr
128 ms
collect
25 ms
AuthenticationService.Authenticate
37 ms
GeocodeService.Search
89 ms
map.js
11 ms
marker.js
51 ms
onion.js
25 ms
openhand_8_8.cur
36 ms
ViewportInfoService.GetViewportInfo
104 ms
stats.js
24 ms
controls.js
27 ms
transparent.png
36 ms
css
73 ms
infowindow.js
77 ms
google4.png
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map-icon-blue.png
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mapcnt6.png
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sv5.png
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tmapctrl.png
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map-icon-blue.png
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loader.gif
125 ms
revicons.woff
83 ms
devoxx.fr accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
devoxx.fr best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
devoxx.fr SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Devoxx.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Devoxx.fr 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.
devoxx.fr
Open Graph description is not detected on the main page of Devoxx. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: