Access rotondes.lu. Page d'accueil | Rotondes

Report Summary

About Website

Visit rotondes.lu now to see the best up-to-date Rotondes content for Luxembourg and also check out these interesting facts you probably never knew about rotondes.lu

Sur un site exceptionnel constitué de deux anciennes remises de locomotives à la gare de Luxembourg, les Rotondes proposent des manifestations dans les domaines des arts de la scène, des musiques actu...

Visit rotondes.lu

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value7.4 s

27/100

10%

TBT (Total Blocking Time)

Value1,050 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0.061

97/100

15%

TTI (Time to Interactive)

Value6.7 s

57/100

10%

rotondes.lu

793 ms

stylesheet_14fc909b28.css

166 ms

reset.css

174 ms

style.css

175 ms

modernizr.custom.53930.js

174 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 96% of them (67 requests) were addressed to the original Rotondes.lu, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Static.addtoany.com. The less responsive or slowest element that took the longest time to load (793 ms) belongs to the original domain Rotondes.lu.

Content Size

742.7 kB

After Optimization

345.8 kB

In fact, the total size of Rotondes.lu main page is 742.7 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. 40% of websites need less resources to load. Javascripts take 420.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 51.5 kB

Original 66.8 kB
After minification 65.9 kB
After compression 15.4 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. 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 51.5 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 3.7 kB

Original 198.7 kB
After minification 195.0 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. Rotondes images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 292.0 kB

Original 420.0 kB
After minification 383.0 kB
After compression 127.9 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 292.0 kB or 70% of the original size.

CSS Optimization

-87%

Potential reduce by 49.7 kB

Original 57.2 kB
After minification 54.6 kB
After compression 7.5 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. Rotondes.lu needs all CSS files to be minified and compressed as it can save up to 49.7 kB or 87% of the original size.

Requests Now

After Optimization

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rotondes. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

FR
Encoding

UTF-8

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

rotondes.lu

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Page d'accueil | Rotondes - Explorations culturelles

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)