26.3 sec in total
464 ms
24.8 sec
1 sec
Click here to check amazing Bt Security content for France. Otherwise, check out these important facts you probably never knew about bt-security.com
Premier spécialiste français de la serrure electronique et biometrique, BT Security propose serrures à code, serrures à carte ou badge et serrures d'hotel
Visit bt-security.comWe analyzed Bt-security.com page load time and found that the first response time was 464 ms and then it took 25.8 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
bt-security.com performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value6.4 s
9/100
25%
Value7.5 s
27/100
10%
Value360 ms
72/100
30%
Value0.206
60/100
15%
Value10.9 s
21/100
10%
464 ms
604 ms
538 ms
1174 ms
257 ms
Our browser made a total of 123 requests to load all elements on the main page. We found that 83% of them (102 requests) were addressed to the original Bt-security.com, 7% (8 requests) were made to Apis.google.com and 2% (2 requests) were made to Ssl.gstatic.com. The less responsive or slowest element that took the longest time to load (19.8 sec) relates to the external source Shopmania.fr.
Page size can be reduced by 112.1 kB (20%)
554.3 kB
442.2 kB
In fact, the total size of Bt-security.com main page is 554.3 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. 55% of websites need less resources to load. Images take 400.7 kB which makes up the majority of the site volume.
Potential reduce by 106.0 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 13.6 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 106.0 kB or 84% of the original size.
Potential reduce by 82 B
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. Bt Security images are well optimized though.
Potential reduce by 6.0 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 6.0 kB or 22% of the original size.
Number of requests can be reduced by 49 (43%)
115
66
The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bt Security. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.
bt-security.com
464 ms
bt-security.com
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www.bt-security.com
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bt-security.com 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.
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
Image elements do not have [alt] attributes
Links do not have a discernible name
<object> elements do not have alternate text
bt-security.com 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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
bt-security.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Document uses plugins
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 Bt-security.com 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 Bt-security.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.
bt-security.com
Open Graph description is not detected on the main page of Bt Security. 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: