Tools & Wizards About Us
dr-claus.lu screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

dr-claus.lu

Dental Clinic in Kirchberg, Luxembourg - Dr Violeta Claus - VioLife

Page Load Speed

1.2 sec in total

First Response

333 ms

Resources Loaded

829 ms

Page Rendered

66 ms

dr-claus.lu screenshot

About Website

Welcome to dr-claus.lu homepage info - get ready to check Dr Claus best content right away, or after learning these important things about dr-claus.lu

Violeta Claus dentist Kirchberg Luxembourg: cosmetic, preventative, Invisalign. Cabinet dentaire au Luxembourg, dentiste specialitè facettes dentainre

Visit dr-claus.lu

Key Findings

We analyzed Dr-claus.lu page load time and found that the first response time was 333 ms and then it took 895 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

dr-claus.lu performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value1.4 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value1.0 s

100/100

10%

Network Requests Diagram

dr-claus.lu

333 ms

styles.css

99 ms

menue-d.css

197 ms

AC_RunActiveContent.js

199 ms

logo-claus.gif

99 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that all of those requests were addressed to Dr-claus.lu and no external sources were called. The less responsive or slowest element that took the longest time to load (333 ms) belongs to the original domain Dr-claus.lu.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.2 kB (30%)

Content Size

10.7 kB

After Optimization

7.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dr-claus.lu main page is 10.7 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. Only 5% of websites need less resources to load. Images take 3.8 kB which makes up the majority of the site volume.

HTML Optimization

-64%

Potential reduce by 2.2 kB

  • Original 3.5 kB
  • After minification 3.0 kB
  • After compression 1.3 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 464 B, which is 13% 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 2.2 kB or 64% of the original size.

Image Optimization

-1%

Potential reduce by 19 B

  • Original 3.8 kB
  • After minification 3.8 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. Dr Claus images are well optimized though.

JavaScript Optimization

-34%

Potential reduce by 827 B

  • Original 2.4 kB
  • After minification 2.4 kB
  • After compression 1.6 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 827 B or 34% of the original size.

CSS Optimization

-9%

Potential reduce by 89 B

  • Original 1.0 kB
  • After minification 1.0 kB
  • After compression 919 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. Dr-claus.lu has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

14

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dr Claus. According to our analytics all requests are already optimized.

Network Requests Diagram

dr-claus.lu

dr-claus.lu

333 ms

styles.css

styles.css

99 ms

menue-d.css

menue-d.css

197 ms

AC_RunActiveContent.js

AC_RunActiveContent.js

199 ms

logo-claus.gif

logo-claus.gif

99 ms

menue001.gif

menue001.gif

103 ms

menue002.gif

menue002.gif

99 ms

menue003.gif

menue003.gif

198 ms

menue004.gif

menue004.gif

197 ms

menue005.gif

menue005.gif

197 ms

menue006.gif

menue006.gif

197 ms

lang-d.gif

lang-d.gif

197 ms

willkommen.gif

willkommen.gif

204 ms

start_1.jpg

start_1.jpg

294 ms

lnk-impressum.gif

lnk-impressum.gif

295 ms

Accessibility Review

dr-claus.lu accessibility score

87

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

High

Links do not have a discernible name

Best Practices

dr-claus.lu best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

dr-claus.lu SEO score

58

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Document uses plugins

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dr-claus.lu can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Dr-claus.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

dr-claus.lu

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