Tools & Wizards About Us
jdt.fr screenshot

Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

jdt.fr

VOTRE SECTEUR, NOS CHAÎNES - J.D. Theile GmbH & Co. KG

Page Load Speed

10.3 sec in total

First Response

637 ms

Resources Loaded

3.4 sec

Page Rendered

6.3 sec

jdt.fr screenshot

About Website

Visit jdt.fr now to see the best up-to-date Jdt content for France and also check out these interesting facts you probably never knew about jdt.fr

Large gamme d'anneaux de levage articulés à visser et à souder, de chaînes, d'accessoires de levage et systèmes d'arrimage, ...

Visit jdt.fr

Key Findings

We analyzed Jdt.fr page load time and found that the first response time was 637 ms and then it took 9.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

jdt.fr performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value2.2 s

95/100

25%

SI (Speed Index)

Value3.4 s

90/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

Network Requests Diagram

637 ms

jdt_fr.css

106 ms

jquery.js

314 ms

jquery.slideshow.min.js

301 ms

kopf_bergbau.jpg

418 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 Jdt.fr and no external sources were called. The less responsive or slowest element that took the longest time to load (637 ms) relates to the external source Jdt.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 13.9 kB (3%)

Content Size

508.6 kB

After Optimization

494.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jdt.fr main page is 508.6 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. 25% of websites need less resources to load. Images take 475.3 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 7.5 kB

  • Original 10.8 kB
  • After minification 8.2 kB
  • After compression 3.4 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. This page needs HTML code to be minified as it can gain 2.6 kB, which is 24% 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 7.5 kB or 69% of the original size.

Image Optimization

-1%

Potential reduce by 5.9 kB

  • Original 475.3 kB
  • After minification 469.4 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. Jdt images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 292 B

  • Original 20.7 kB
  • After minification 20.7 kB
  • After compression 20.4 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

-12%

Potential reduce by 200 B

  • Original 1.7 kB
  • After minification 1.7 kB
  • After compression 1.5 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. Jdt.fr needs all CSS files to be minified and compressed as it can save up to 200 B or 12% of the original size.

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 Jdt. According to our analytics all requests are already optimized.

Network Requests Diagram

637 ms

jdt_fr.css

jdt_fr.css

106 ms

jquery.js

jquery.js

314 ms

jquery.slideshow.min.js

jquery.slideshow.min.js

301 ms

kopf_bergbau.jpg

kopf_bergbau.jpg

418 ms

kopf_industrie.jpg

kopf_industrie.jpg

304 ms

kopf_hafen.jpg

kopf_hafen.jpg

318 ms

kopf_offshore.jpg

kopf_offshore.jpg

409 ms

kopf_windkraft.jpg

kopf_windkraft.jpg

497 ms

logo_jdt_norm_8.png

logo_jdt_norm_8.png

320 ms

logo_jdt_enorm_10.png

logo_jdt_enorm_10.png

318 ms

logo_jdt_maxnorm_12.png

logo_jdt_maxnorm_12.png

407 ms

teaser_anschlag_fr.jpg

teaser_anschlag_fr.jpg

441 ms

teaser_bergbau_fr.jpg

teaser_bergbau_fr.jpg

442 ms

teaser_robotics_fr.jpg

teaser_robotics_fr.jpg

525 ms

Accessibility Review

jdt.fr accessibility score

93

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

Best Practices

jdt.fr best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

jdt.fr SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

High

robots.txt is not valid

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 Jdt.fr 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 Jdt.fr 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

jdt.fr

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