Tools & Wizards About Us
lenartz.be screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

lenartz.be

Chauffagiste à Verviers, Spa, Aubel, Herve, Welkenraedt - LENARTZ

Page Load Speed

5.1 sec in total

First Response

1.3 sec

Resources Loaded

3.4 sec

Page Rendered

395 ms

lenartz.be screenshot

About Website

Welcome to lenartz.be homepage info - get ready to check LENARTZ best content right away, or after learning these important things about lenartz.be

Chauffagiste à Aubel, près de Verviers, Spa, Herve et Welkenraedt | LENARTZ, chaudière gaz, chaudière mazout et pompe à chaleur à Aubel, Verviers, Herve, Spa.

Visit lenartz.be

Key Findings

We analyzed Lenartz.be page load time and found that the first response time was 1.3 sec and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

lenartz.be performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

26/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value7.3 s

28/100

10%

TBT (Total Blocking Time)

Value1,140 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value1.009

2/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

www.lenartz.be

1305 ms

styles.css

273 ms

css

48 ms

style.css

117 ms

jquery.min.js

193 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 72% of them (38 requests) were addressed to the original Lenartz.be, 17% (9 requests) were made to Fonts.gstatic.com and 6% (3 requests) were made to Use.fontawesome.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Lenartz.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 289.2 kB (22%)

Content Size

1.3 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lenartz.be main page is 1.3 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. 60% of websites need less resources to load. Images take 566.8 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 274.8 kB

  • Original 312.4 kB
  • After minification 309.3 kB
  • After compression 37.6 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 274.8 kB or 88% of the original size.

Image Optimization

-2%

Potential reduce by 10.4 kB

  • Original 566.8 kB
  • After minification 556.4 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. LENARTZ images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.4 kB

  • Original 398.9 kB
  • After minification 398.9 kB
  • After compression 395.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 626 B

  • Original 31.9 kB
  • After minification 31.6 kB
  • After compression 31.3 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. Lenartz.be has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 26 (65%)

Requests Now

40

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LENARTZ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.lenartz.be

www.lenartz.be

1305 ms

styles.css

styles.css

273 ms

css

css

48 ms

style.css

style.css

117 ms

jquery.min.js

jquery.min.js

193 ms

jquery-migrate.min.js

jquery-migrate.min.js

215 ms

all.css

all.css

42 ms

et-divi-customizer-global.min.css

et-divi-customizer-global.min.css

291 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

394 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

393 ms

index.js

index.js

398 ms

index.js

index.js

398 ms

scripts.min.js

scripts.min.js

508 ms

smoothscroll.js

smoothscroll.js

397 ms

jquery.fitvids.js

jquery.fitvids.js

404 ms

jquery.mobile.js

jquery.mobile.js

405 ms

easypiechart.js

easypiechart.js

405 ms

salvattore.js

salvattore.js

404 ms

common.js

common.js

484 ms

api.js

api.js

91 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

491 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

493 ms

wp-polyfill.min.js

wp-polyfill.min.js

493 ms

index.js

index.js

492 ms

mediaelement-and-player.min.js

mediaelement-and-player.min.js

695 ms

mediaelement-migrate.min.js

mediaelement-migrate.min.js

600 ms

wp-mediaelement.min.js

wp-mediaelement.min.js

600 ms

lenartz-01.svg

lenartz-01.svg

468 ms

icone-chaudiere.png

icone-chaudiere.png

383 ms

icone-soleil.png

icone-soleil.png

394 ms

icone-ventilation.png

icone-ventilation.png

529 ms

icone-baignoire.png

icone-baignoire.png

527 ms

photo-chauffagiste-aubel-verviers.jpg

photo-chauffagiste-aubel-verviers.jpg

586 ms

salle-de-bains-facq-motifs-tropicaux-lenartz-2019-tendances.jpg

salle-de-bains-facq-motifs-tropicaux-lenartz-2019-tendances.jpg

529 ms

chauffage-combattons-idees-recues-400x250.jpg

chauffage-combattons-idees-recues-400x250.jpg

585 ms

conseils-astuces-diminuer-facture-consommation-chauffage-400x250.jpg

conseils-astuces-diminuer-facture-consommation-chauffage-400x250.jpg

585 ms

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGD_jZtU.ttf

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGD_jZtU.ttf

159 ms

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGOHjZtU.ttf

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGOHjZtU.ttf

216 ms

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGGHiZtU.ttf

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGGHiZtU.ttf

185 ms

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGGHjZtU.ttf

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGGHjZtU.ttf

185 ms

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGFPjZtU.ttf

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGFPjZtU.ttf

405 ms

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGL_kZtU.ttf

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGL_kZtU.ttf

185 ms

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGIbkZtU.ttf

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGIbkZtU.ttf

180 ms

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGOHkZtU.ttf

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGOHkZtU.ttf

271 ms

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGMjkZtU.ttf

LDIcapOFNxEwR-Bd1O9uYNmnUQomAgE25imKSbHhROjLsZBWTSrQGMjkZtU.ttf

201 ms

fa-solid-900.woff

fa-solid-900.woff

12 ms

fa-regular-400.woff

fa-regular-400.woff

17 ms

modules.woff

modules.woff

587 ms

recaptcha__en.js

recaptcha__en.js

72 ms

chauffage-lenartz.jpg

chauffage-lenartz.jpg

193 ms

panneaux-photovoltaiques-lenartz-1.jpg

panneaux-photovoltaiques-lenartz-1.jpg

288 ms

chauffagiste-lenartz.jpg

chauffagiste-lenartz.jpg

328 ms

style.min.css

style.min.css

101 ms

Accessibility Review

lenartz.be accessibility score

77

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

lenartz.be 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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

lenartz.be SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

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

lenartz.be

Open Graph data is detected on the main page of LENARTZ. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: