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durr-technik.co.uk screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

durr-technik.co.uk

Oil-free compressors from DÜRR TECHNIK - Oilfree compressors by Dürr Technik

Page Load Speed

4.4 sec in total

First Response

199 ms

Resources Loaded

3.7 sec

Page Rendered

527 ms

durr-technik.co.uk screenshot

About Website

Visit durr-technik.co.uk now to see the best up-to-date Durr TECHNIK content and also check out these interesting facts you probably never knew about durr-technik.co.uk

DÜRR TECHNIK offers you a wide range of compressed air compressors for use in laboratories, production or rail transport.

Visit durr-technik.co.uk

Key Findings

We analyzed Durr-technik.co.uk page load time and found that the first response time was 199 ms and then it took 4.2 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

durr-technik.co.uk performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

3/100

10%

LCP (Largest Contentful Paint)

Value10.2 s

0/100

25%

SI (Speed Index)

Value7.8 s

24/100

10%

TBT (Total Blocking Time)

Value1,440 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.133

81/100

15%

TTI (Time to Interactive)

Value15.6 s

6/100

10%

Network Requests Diagram

durr-technik.co.uk

199 ms

home_en.html

756 ms

home_en.html

838 ms

modernizr.js

282 ms

jquery.mCustomScrollbar.min.css,responsive-tables.css,all.css,io...-230c0dd0.css

757 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Durr-technik.co.uk, 89% (57 requests) were made to Duerr-technik.eu and 3% (2 requests) were made to Unpkg.com. The less responsive or slowest element that took the longest time to load (838 ms) relates to the external source Duerr-technik.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (45%)

Content Size

2.8 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Durr-technik.co.uk main page is 2.8 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. 50% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 66.4 kB

  • Original 79.0 kB
  • After minification 63.7 kB
  • After compression 12.7 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 15.4 kB, which is 19% 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 66.4 kB or 84% of the original size.

Image Optimization

-19%

Potential reduce by 299.9 kB

  • Original 1.6 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. Obviously, Durr TECHNIK needs image optimization as it can save up to 299.9 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-76%

Potential reduce by 483.5 kB

  • Original 636.1 kB
  • After minification 556.6 kB
  • After compression 152.7 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 483.5 kB or 76% of the original size.

CSS Optimization

-88%

Potential reduce by 397.9 kB

  • Original 450.9 kB
  • After minification 360.5 kB
  • After compression 53.0 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. Durr-technik.co.uk needs all CSS files to be minified and compressed as it can save up to 397.9 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (53%)

Requests Now

55

After Optimization

26

  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Durr TECHNIK. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

durr-technik.co.uk

durr-technik.co.uk

199 ms

home_en.html

home_en.html

756 ms

home_en.html

home_en.html

838 ms

modernizr.js

modernizr.js

282 ms

jquery.mCustomScrollbar.min.css,responsive-tables.css,all.css,io...-230c0dd0.css

jquery.mCustomScrollbar.min.css,responsive-tables.css,all.css,io...-230c0dd0.css

757 ms

uc.js

uc.js

27 ms

jquery.js

jquery.js

290 ms

foundation.min.js

foundation.min.js

283 ms

jquery-easing-1.3.js

jquery-easing-1.3.js

284 ms

jquery-transit-modified.js

jquery-transit-modified.js

285 ms

layerslider.transitions.js

layerslider.transitions.js

379 ms

layerslider.kreaturamedia.jquery.js

layerslider.kreaturamedia.jquery.js

380 ms

jquery.ui.totop.js

jquery.ui.totop.js

378 ms

jquery.mCustomScrollbar.concat.min.js

jquery.mCustomScrollbar.concat.min.js

565 ms

jquery.matchHeight.js

jquery.matchHeight.js

384 ms

rangeslider.min.js

rangeslider.min.js

473 ms

ion.rangeSlider.js

ion.rangeSlider.js

646 ms

slick.min.js

slick.min.js

478 ms

index.js

index.js

477 ms

custom.js

custom.js

646 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

32 ms

responsive-tables.js

responsive-tables.js

645 ms

freewall.js

freewall.js

645 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

16 ms

insight.min.js

insight.min.js

250 ms

gtm.js

gtm.js

258 ms

logob.svg

logob.svg

242 ms

pulldown.png

pulldown.png

239 ms

de.gif

de.gif

242 ms

en.gif

en.gif

242 ms

us.gif

us.gif

243 ms

fr.gif

fr.gif

243 ms

es.gif

es.gif

244 ms

ru.gif

ru.gif

244 ms

pl.gif

pl.gif

244 ms

zh.gif

zh.gif

244 ms

placeholder_bg.gif

placeholder_bg.gif

333 ms

slider_start_MC_480x300_mobile.jpg

slider_start_MC_480x300_mobile.jpg

244 ms

slider_start_MC_Kompressor_1451x472.jpg

slider_start_MC_Kompressor_1451x472.jpg

286 ms

slider-caption-bg-v2.png

slider-caption-bg-v2.png

286 ms

oelfreie_kompressorstation_duerrtronic_mobil.jpg

oelfreie_kompressorstation_duerrtronic_mobil.jpg

291 ms

oelfreie_kompressorstation_duerrtronic_start.jpg

oelfreie_kompressorstation_duerrtronic_start.jpg

475 ms

duerr_technik_social_media.jpg

duerr_technik_social_media.jpg

300 ms

cta-icon_close.png

cta-icon_close.png

380 ms

kompressor_brache_labor.jpg

kompressor_brache_labor.jpg

356 ms

Kompressor_krankenhaus_praxis.jpg

Kompressor_krankenhaus_praxis.jpg

363 ms

Kompressor_getraenkeindustrie.jpg

Kompressor_getraenkeindustrie.jpg

371 ms

kompressor_industrie.png

kompressor_industrie.png

593 ms

s_fahrzeugtechnik.jpg

s_fahrzeugtechnik.jpg

452 ms

s_schienentechnik.jpg

s_schienentechnik.jpg

451 ms

telekommunikation_sendemasten.jpg

telekommunikation_sendemasten.jpg

459 ms

s_tankstelle.jpg

s_tankstelle.jpg

468 ms

e-bull-rail-compressor.png

e-bull-rail-compressor.png

651 ms

News_Aktion_SICOLAB_med_25_Prozent_780x500_web.jpg

News_Aktion_SICOLAB_med_25_Prozent_780x500_web.jpg

547 ms

MEX_Vapour_Control_Frequency_Converter_news.jpg

MEX_Vapour_Control_Frequency_Converter_news.jpg

551 ms

map.png

map.png

556 ms

pre-footer.png

pre-footer.png

563 ms

link.svg

link.svg

642 ms

fa-solid-900.woff

fa-solid-900.woff

658 ms

fa-regular-400.woff

fa-regular-400.woff

649 ms

fa-brands-400.woff

fa-brands-400.woff

623 ms

ajax-loader.gif

ajax-loader.gif

488 ms

slick.woff

slick.woff

515 ms

insight_tag_errors.gif

insight_tag_errors.gif

43 ms

Accessibility Review

durr-technik.co.uk accessibility score

81

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Best Practices

durr-technik.co.uk 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

High

Browser errors were logged to the console

SEO Factors

durr-technik.co.uk SEO score

75

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

High

Document doesn't have a valid hreflang

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

High

Tap targets are not sized appropriately

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 Durr-technik.co.uk 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 Durr-technik.co.uk 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

durr-technik.co.uk

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