Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

barcelona.danslenoir.com

Dans le noir restaurant insolite - Home

Page Load Speed

5.1 sec in total

First Response

452 ms

Resources Loaded

4.4 sec

Page Rendered

215 ms

barcelona.danslenoir.com screenshot

About Website

Click here to check amazing Barcelona Dans Le Noir content for United Kingdom. Otherwise, check out these important facts you probably never knew about barcelona.danslenoir.com

Dans le noir

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Key Findings

We analyzed Barcelona.danslenoir.com page load time and found that the first response time was 452 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

barcelona.danslenoir.com performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value1.7 s

99/100

25%

SI (Speed Index)

Value2.6 s

97/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

Network Requests Diagram

barcelona.danslenoir.com

452 ms

base2015.css

313 ms

jquery-1.7.1.js

406 ms

navig.js

224 ms

jquery.mousewheel.min.js

228 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 84% of them (64 requests) were addressed to the original Barcelona.danslenoir.com, 5% (4 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Barcelona.danslenoir.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 481.9 kB (47%)

Content Size

1.0 MB

After Optimization

545.8 kB

In fact, the total size of Barcelona.danslenoir.com main page is 1.0 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. Images take 417.7 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 10.3 kB

  • Original 14.1 kB
  • After minification 12.9 kB
  • After compression 3.8 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 10.3 kB or 73% of the original size.

Image Optimization

-11%

Potential reduce by 47.6 kB

  • Original 417.7 kB
  • After minification 370.1 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. Obviously, Barcelona Dans Le Noir needs image optimization as it can save up to 47.6 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-62%

Potential reduce by 204.4 kB

  • Original 330.3 kB
  • After minification 328.0 kB
  • After compression 126.0 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 204.4 kB or 62% of the original size.

CSS Optimization

-83%

Potential reduce by 219.6 kB

  • Original 265.5 kB
  • After minification 258.8 kB
  • After compression 45.9 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. Barcelona.danslenoir.com needs all CSS files to be minified and compressed as it can save up to 219.6 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (51%)

Requests Now

69

After Optimization

34

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Barcelona Dans Le Noir. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

barcelona.danslenoir.com accessibility score

95

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Best Practices

barcelona.danslenoir.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

barcelona.danslenoir.com SEO score

92

Search Engine Optimization Advices

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Barcelona.danslenoir.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Barcelona.danslenoir.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Barcelona Dans Le Noir. 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: