3.9 sec in total
359 ms
3.2 sec
329 ms
Welcome to bm-grenoble.fr homepage info - get ready to check Bm Grenoble best content for France right away, or after learning these important things about bm-grenoble.fr
Portail de la Bibliothèque Municipale de Grenoble
Visit bm-grenoble.frWe analyzed Bm-grenoble.fr page load time and found that the first response time was 359 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
bm-grenoble.fr performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value4.5 s
36/100
25%
Value7.7 s
24/100
10%
Value220 ms
88/100
30%
Value0.09
92/100
15%
Value10.5 s
23/100
10%
359 ms
578 ms
68 ms
306 ms
339 ms
Our browser made a total of 125 requests to load all elements on the main page. We found that 80% of them (100 requests) were addressed to the original Bm-grenoble.fr, 14% (18 requests) were made to V.calameo.com and 2% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (797 ms) belongs to the original domain Bm-grenoble.fr.
Page size can be reduced by 101.8 kB (17%)
606.7 kB
504.9 kB
In fact, the total size of Bm-grenoble.fr main page is 606.7 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. 60% of websites need less resources to load. Images take 343.3 kB which makes up the majority of the site volume.
Potential reduce by 56.4 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 18.9 kB, which is 28% 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 56.4 kB or 82% of the original size.
Potential reduce by 8.1 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. Bm Grenoble images are well optimized though.
Potential reduce by 35.2 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 35.2 kB or 27% of the original size.
Potential reduce by 2.1 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. Bm-grenoble.fr has all CSS files already compressed.
Number of requests can be reduced by 37 (35%)
107
70
The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bm Grenoble. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
bm-grenoble.fr
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bm-grenoble.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
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
bm-grenoble.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
Page has valid source maps
bm-grenoble.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bm-grenoble.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 Bm-grenoble.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.
bm-grenoble.fr
Open Graph description is not detected on the main page of Bm Grenoble. 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: