Access serrurerie.info. Portail de la serrurerie: protégez-vous des cambriolages

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value8.4 s

18/100

10%

TBT (Total Blocking Time)

Value450 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.43

22/100

15%

TTI (Time to Interactive)

Value10.7 s

22/100

10%

83 ms

css2

31 ms

index.css

81 ms

outdated-browser.png

317 ms

font

39 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that 60% of them (3 requests) were addressed to the original Serrurerie.info, 20% (1 request) were made to Fonts.googleapis.com and 20% (1 request) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (317 ms) belongs to the original domain Serrurerie.info.

Content Size

1.7 kB

After Optimization

952 B

In fact, the total size of Serrurerie.info main page is 1.7 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 1.4 kB which makes up the majority of the site volume.

HTML Optimization

-50%

Potential reduce by 714 B

Original 1.4 kB
After minification 1.3 kB
After compression 719 B

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 714 B or 50% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 146 B
After minification 146 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. Serrurerie images are well optimized though.

CSS Optimization

-40%

Potential reduce by 59 B

Original 146 B
After minification 132 B
After compression 87 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. Serrurerie.info needs all CSS files to be minified and compressed as it can save up to 59 B or 40% of the original size.

Requests Now

After Optimization

The browser has sent 3 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Serrurerie. According to our analytics all requests are already optimized.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

FR
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Serrurerie.info 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 Serrurerie.info 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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Serrurerie. 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: