3.8 sec in total
482 ms
3.1 sec
267 ms
Visit lissac.fr now to see the best up-to-date Lissac content for France and also check out these interesting facts you probably never knew about lissac.fr
▶ Découvrez toutes les grandes marques de lunettes de vue, lunettes de soleil et lentilles de contact, disponible en ligne ou chez votre opticien Lissac
Visit lissac.frWe analyzed Lissac.fr page load time and found that the first response time was 482 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
lissac.fr performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value8.5 s
2/100
25%
Value9.1 s
14/100
10%
Value690 ms
43/100
30%
Value0.956
3/100
15%
Value11.7 s
18/100
10%
482 ms
1037 ms
320 ms
819 ms
10 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that 74% of them (23 requests) were addressed to the original Lissac.fr, 10% (3 requests) were made to Google-analytics.com and 10% (3 requests) were made to Static.addtoany.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Lissac.fr.
Page size can be reduced by 1.7 MB (56%)
3.0 MB
1.3 MB
In fact, the total size of Lissac.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. 35% of websites need less resources to load. Javascripts take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 39.1 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. 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 39.1 kB or 81% of the original size.
Potential reduce by 12.1 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. Lissac images are well optimized though.
Potential reduce by 1.2 MB
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 1.2 MB or 79% of the original size.
Potential reduce by 413.0 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. Lissac.fr needs all CSS files to be minified and compressed as it can save up to 413.0 kB or 77% of the original size.
Number of requests can be reduced by 3 (12%)
26
23
The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lissac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
lissac.fr
482 ms
www.lissac.fr
1037 ms
front.css
320 ms
front.js
819 ms
ga.js
10 ms
logo.png
102 ms
left-arrow.png
176 ms
right-arrow.png
176 ms
1920x471-lissac-sur-mesure.jpg
842 ms
image1.jpg
1055 ms
image2.jpg
852 ms
visu-hp-1.jpg
623 ms
visu_hp_2_lissac.jpg
724 ms
joinusonfb.png
621 ms
afnor.png
648 ms
menuarrow.png
717 ms
visu-espace-1.jpg
740 ms
visu-espace-2.jpg
773 ms
visu-espace-3.jpg
774 ms
bottomarrow.jpg
810 ms
__utm.gif
17 ms
__utm.gif
3 ms
KT3KS9Aol4WfR6Vas8kNcg.woff
27 ms
icomoon.woff
819 ms
Yellowtail-Regular.woff
839 ms
fr.js
39 ms
update.min.js
6 ms
ajax-loader.gif
285 ms
sm12.html
9 ms
icons.12.svg.css
24 ms
print.css
102 ms
lissac.fr accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA input fields do not have accessible names
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
lissac.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
lissac.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 doesn't use legible font sizes
Tap targets are not sized appropriately
FR
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lissac.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Lissac.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.
lissac.fr
Open Graph description is not detected on the main page of Lissac. 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: