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Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

contec-filtration.com

Produkte und Lösungen für die industrielle Filtration, Separation und Füllstandsmesstechnik | Contec GmbH Industrieausrüstungen

Page Load Speed

14.1 sec in total

First Response

327 ms

Resources Loaded

12.9 sec

Page Rendered

855 ms

About Website

Welcome to contec-filtration.com homepage info - get ready to check Contec Filtration best content right away, or after learning these important things about contec-filtration.com

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Key Findings

We analyzed Contec-filtration.com page load time and found that the first response time was 327 ms and then it took 13.8 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

contec-filtration.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value18.5 s

0/100

10%

TBT (Total Blocking Time)

Value620 ms

48/100

30%

CLS (Cumulative Layout Shift)

Value0.266

46/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

Network Requests Diagram

contec-filtration.com

327 ms

www.contec-filtration.de

324 ms

www.contec-filtration.de

1746 ms

consent.js

117 ms

ajax-progress.module.css

307 ms

Our browser made a total of 170 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Contec-filtration.com, 93% (158 requests) were made to Contec-filtration.de and 5% (8 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (3.3 sec) relates to the external source Contec-filtration.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 177.0 kB (5%)

Content Size

3.7 MB

After Optimization

3.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Contec-filtration.com main page is 3.7 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 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 95.1 kB

  • Original 115.9 kB
  • After minification 103.5 kB
  • After compression 20.8 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 12.4 kB, which is 11% 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 95.1 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 12.7 kB

  • Original 3.1 MB
  • After minification 3.0 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. Contec Filtration images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 45.1 kB

  • Original 329.3 kB
  • After minification 329.0 kB
  • After compression 284.3 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 45.1 kB or 14% of the original size.

CSS Optimization

-11%

Potential reduce by 24.1 kB

  • Original 221.1 kB
  • After minification 220.0 kB
  • After compression 197.0 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. Contec-filtration.com needs all CSS files to be minified and compressed as it can save up to 24.1 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 129 (84%)

Requests Now

153

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 153 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Contec Filtration. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 68 to 1 for JavaScripts and from 63 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

contec-filtration.com accessibility score

85

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.

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

contec-filtration.com best practices score

83

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

contec-filtration.com SEO score

86

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

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

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