Tools & Wizards About Us
jost-chemicals.de screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

jost-chemicals.de

HOME - JOST CHEMICALS GmbH, Laudenbach (Bergstraße)

Page Load Speed

7.4 sec in total

First Response

1.6 sec

Resources Loaded

5.5 sec

Page Rendered

299 ms

jost-chemicals.de screenshot

About Website

Click here to check amazing JOST CHEMICALS content. Otherwise, check out these important facts you probably never knew about jost-chemicals.de

Jost Chemicals supplies high-quality ecological release agents with a high-end performance for all application processes.

Visit jost-chemicals.de

Key Findings

We analyzed Jost-chemicals.de page load time and found that the first response time was 1.6 sec and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

jost-chemicals.de performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value18.4 s

0/100

25%

SI (Speed Index)

Value11.6 s

5/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.229

54/100

15%

TTI (Time to Interactive)

Value15.2 s

7/100

10%

Network Requests Diagram

1558 ms

styles.css

199 ms

borlabs-cookie_1_en.css

403 ms

www.jost-chemicals.de.css

698 ms

Defaults.css

447 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that all of those requests were addressed to Jost-chemicals.de and no external sources were called. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Jost-chemicals.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (47%)

Content Size

3.3 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jost-chemicals.de main page is 3.3 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. 35% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 88.5 kB

  • Original 105.8 kB
  • After minification 105.5 kB
  • After compression 17.3 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. 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 88.5 kB or 84% of the original size.

Image Optimization

-2%

Potential reduce by 29.3 kB

  • Original 1.3 MB
  • After minification 1.3 MB

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. JOST CHEMICALS images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 801.3 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 313.1 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 801.3 kB or 72% of the original size.

CSS Optimization

-87%

Potential reduce by 636.2 kB

  • Original 729.9 kB
  • After minification 717.4 kB
  • After compression 93.7 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. Jost-chemicals.de needs all CSS files to be minified and compressed as it can save up to 636.2 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (52%)

Requests Now

29

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JOST CHEMICALS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

1558 ms

styles.css

styles.css

199 ms

borlabs-cookie_1_en.css

borlabs-cookie_1_en.css

403 ms

www.jost-chemicals.de.css

www.jost-chemicals.de.css

698 ms

Defaults.css

Defaults.css

447 ms

ultimate.min.css

ultimate.min.css

1345 ms

jquery.min.js

jquery.min.js

631 ms

core.min.js

core.min.js

441 ms

ultimate.min.js

ultimate.min.js

802 ms

ultimate_bg.min.js

ultimate_bg.min.js

682 ms

rs6.css

rs6.css

616 ms

index.js

index.js

672 ms

index.js

index.js

752 ms

rbtools.min.js

rbtools.min.js

973 ms

rs6.min.js

rs6.min.js

1470 ms

magnific-popup.js

magnific-popup.js

808 ms

www.jost-chemicals.de.js

www.jost-chemicals.de.js

875 ms

borlabs-cookie.min.js

borlabs-cookie.min.js

886 ms

Logo.png

Logo.png

118 ms

20180322_Jost_Website_Header_Home.jpg

20180322_Jost_Website_Header_Home.jpg

1912 ms

shutterstock_302027447.png

shutterstock_302027447.png

162 ms

preview54-e1518038487995.jpg

preview54-e1518038487995.jpg

115 ms

IMG_8067-Andere-e1518038598591.jpg

IMG_8067-Andere-e1518038598591.jpg

126 ms

Content_Spritzguss.png

Content_Spritzguss.png

252 ms

Content_Trennmittel.png

Content_Trennmittel.png

246 ms

Content_Reiniger.png

Content_Reiniger.png

278 ms

Content_Schmierstoffe.png

Content_Schmierstoffe.png

355 ms

Content_Korrosion.png

Content_Korrosion.png

329 ms

Content_Loesungen.png

Content_Loesungen.png

376 ms

fa-regular-400.woff

fa-regular-400.woff

650 ms

fa-light-300.woff

fa-light-300.woff

827 ms

fa-solid-900.woff

fa-solid-900.woff

687 ms

borlabs-cookie-icon-dynamic.svg

borlabs-cookie-icon-dynamic.svg

443 ms

Accessibility Review

jost-chemicals.de accessibility score

98

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

jost-chemicals.de 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

jost-chemicals.de SEO score

100

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jost-chemicals.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Jost-chemicals.de 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

jost-chemicals.de

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