1.8 sec in total
582 ms
905 ms
276 ms
Welcome to duca.fr homepage info - get ready to check DUCA best content right away, or after learning these important things about duca.fr
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Visit duca.frWe analyzed Duca.fr page load time and found that the first response time was 582 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
duca.fr performance score
name
value
score
weighting
Value2.6 s
64/100
10%
Value5.6 s
17/100
25%
Value7.1 s
31/100
10%
Value4,620 ms
0/100
30%
Value0.184
66/100
15%
Value8.3 s
39/100
10%
582 ms
38 ms
52 ms
53 ms
172 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 86% of them (43 requests) were addressed to the original Duca.fr, 6% (3 requests) were made to S7.addthis.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (582 ms) belongs to the original domain Duca.fr.
Page size can be reduced by 445.8 kB (52%)
857.8 kB
412.0 kB
In fact, the total size of Duca.fr main page is 857.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Javascripts take 522.1 kB which makes up the majority of the site volume.
Potential reduce by 52.7 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 52.7 kB or 71% of the original size.
Potential reduce by 38.9 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. Obviously, DUCA needs image optimization as it can save up to 38.9 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 327.3 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 327.3 kB or 63% of the original size.
Potential reduce by 26.9 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. Duca.fr needs all CSS files to be minified and compressed as it can save up to 26.9 kB or 82% of the original size.
Number of requests can be reduced by 12 (24%)
49
37
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DUCA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
duca.fr
582 ms
ddlevelsmenu-base.css
38 ms
ddlevelsmenu-topbar.css
52 ms
ddlevelsmenu-sidebar.css
53 ms
ddlevelsmenu.js
172 ms
jquery.js
188 ms
style.css
53 ms
jquery.min.js
79 ms
addthis_widget.js
13 ms
arriere%20plan%20index%201400%20px%20zoom%20V4.jpg
105 ms
logo%20DUCA%20V7%20tempo%20site.svg.png
24 ms
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23 ms
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63 ms
empty.png
64 ms
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63 ms
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65 ms
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65 ms
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129 ms
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129 ms
ico_twitter.png
130 ms
ico_facebook.png
130 ms
select_arrow.png
138 ms
bf0f3d7cdbbfe92.png
139 ms
page_header_common_Fr.png
139 ms
planche_tous_les_pictos_V3.svg.png
144 ms
EXTRAIT_DE_L_OFFRE.png
140 ms
DIAGNOSTIC_ACCESSIBILITE_ERP.png
140 ms
ERP_cat_gorie_5_acces_rapide.png
141 ms
conseil_en_accessibilit_.png
141 ms
bandeau_PARTENAIRES_V3.png
144 ms
cr_s.gif
132 ms
ga.js
37 ms
300lo.json
84 ms
counter.5524cceca805eb4b9b2b.js
43 ms
sh.8e5f85691f9aaa082472a194.html
59 ms
__utm.gif
54 ms
shares.json
21 ms
duca.fr accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
duca.fr best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
duca.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
FR
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Duca.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it does not match the claimed English language. Our system also found out that Duca.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.
duca.fr
Open Graph description is not detected on the main page of DUCA. 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: