Tools & Wizards About Us
durr-technik.co.uk screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% 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

332 ms

Resources Loaded

3.3 sec

Page Rendered

746 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 332 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

durr-technik.co.uk performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.5 s

2/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value2,110 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.313

37/100

15%

TTI (Time to Interactive)

Value14.8 s

8/100

10%

Network Requests Diagram

durr-technik.co.uk

332 ms

home_en.html

496 ms

home_en.html

827 ms

modernizr.js

278 ms

jquery.mCustomScrollbar.min.css,responsive-tables.css,all.css,io...-4dba719e.css

740 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Durr-technik.co.uk, 89% (62 requests) were made to Duerr-technik.eu and 3% (2 requests) were made to Consent.cookiebot.com. The less responsive or slowest element that took the longest time to load (827 ms) relates to the external source Duerr-technik.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 991.8 kB (32%)

Content Size

3.1 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Durr-technik.co.uk main page is 3.1 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 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 145.4 kB

  • Original 170.1 kB
  • After minification 155.3 kB
  • After compression 24.6 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 145.4 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 46.4 kB

  • Original 2.0 MB
  • After minification 1.9 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. Durr TECHNIK images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 403.0 kB

  • Original 550.8 kB
  • After minification 471.6 kB
  • After compression 147.8 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 403.0 kB or 73% of the original size.

CSS Optimization

-88%

Potential reduce by 397.0 kB

  • Original 449.7 kB
  • After minification 359.7 kB
  • After compression 52.8 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 397.0 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (48%)

Requests Now

62

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 62 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 22 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

332 ms

home_en.html

home_en.html

496 ms

home_en.html

home_en.html

827 ms

modernizr.js

modernizr.js

278 ms

jquery.mCustomScrollbar.min.css,responsive-tables.css,all.css,io...-4dba719e.css

jquery.mCustomScrollbar.min.css,responsive-tables.css,all.css,io...-4dba719e.css

740 ms

uc.js

uc.js

22 ms

jquery.js

jquery.js

282 ms

foundation.min.js

foundation.min.js

288 ms

jquery-easing-1.3.js

jquery-easing-1.3.js

275 ms

jquery-transit-modified.js

jquery-transit-modified.js

275 ms

layerslider.transitions.js

layerslider.transitions.js

370 ms

layerslider.kreaturamedia.jquery.js

layerslider.kreaturamedia.jquery.js

457 ms

jquery.ui.totop.js

jquery.ui.totop.js

370 ms

jquery.mCustomScrollbar.concat.min.js

jquery.mCustomScrollbar.concat.min.js

376 ms

jquery.matchHeight.js

jquery.matchHeight.js

381 ms

rangeslider.min.js

rangeslider.min.js

459 ms

ion.rangeSlider.js

ion.rangeSlider.js

550 ms

slick.min.js

slick.min.js

467 ms

index.js

index.js

476 ms

custom.js

custom.js

546 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

37 ms

responsive-tables.js

responsive-tables.js

549 ms

freewall.js

freewall.js

677 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

20 ms

configuration.js

configuration.js

199 ms

cc.js

cc.js

195 ms

logob.svg

logob.svg

164 ms

pulldown.png

pulldown.png

162 ms

de.gif

de.gif

161 ms

en.gif

en.gif

159 ms

us.gif

us.gif

160 ms

fr.gif

fr.gif

159 ms

es.gif

es.gif

248 ms

ru.gif

ru.gif

247 ms

pl.gif

pl.gif

318 ms

pt.gif

pt.gif

318 ms

zh.gif

zh.gif

319 ms

oelfreie_kompressorstation_duerrtronic_mobil.jpg

oelfreie_kompressorstation_duerrtronic_mobil.jpg

318 ms

oelfreie_kompressorstation_duerrtronic_start.jpg

oelfreie_kompressorstation_duerrtronic_start.jpg

513 ms

slider-caption-bg-v2.png

slider-caption-bg-v2.png

336 ms

slider_start_MC_480x300_mobile.jpg

slider_start_MC_480x300_mobile.jpg

429 ms

slider_start_MC_Kompressor_1451x472.jpg

slider_start_MC_Kompressor_1451x472.jpg

343 ms

medical_air_compressor_sicolab_med_home_mobile.jpg

medical_air_compressor_sicolab_med_home_mobile.jpg

340 ms

medical_air_compressor_sicolab_med_home.jpg

medical_air_compressor_sicolab_med_home.jpg

354 ms

labor.jpg

labor.jpg

426 ms

slider_chromalytic_11.jpg

slider_chromalytic_11.jpg

617 ms

news_slider_labor_mobil.jpg

news_slider_labor_mobil.jpg

438 ms

news_slider_labor.jpg

news_slider_labor.jpg

548 ms

kompressor_brache_labor.jpg

kompressor_brache_labor.jpg

516 ms

Kompressor_krankenhaus_praxis.jpg

Kompressor_krankenhaus_praxis.jpg

519 ms

Kompressor_getraenkeindustrie.jpg

Kompressor_getraenkeindustrie.jpg

530 ms

s_wasseraufbereitung.jpg

s_wasseraufbereitung.jpg

603 ms

s_fahrzeugtechnik.jpg

s_fahrzeugtechnik.jpg

607 ms

s_schienentechnik.jpg

s_schienentechnik.jpg

611 ms

telekommunikation_sendemasten.jpg

telekommunikation_sendemasten.jpg

622 ms

s_tankstelle.jpg

s_tankstelle.jpg

641 ms

news_arablab_2022_duerr_technik.jpg

news_arablab_2022_duerr_technik.jpg

694 ms

Photovoltaik_Duerr_Technik.jpg

Photovoltaik_Duerr_Technik.jpg

700 ms

kleiner_kompressor_desinfektion.jpg

kleiner_kompressor_desinfektion.jpg

707 ms

duerr_technik_social_media.jpg

duerr_technik_social_media.jpg

706 ms

map.png

map.png

714 ms

pre-footer.png

pre-footer.png

615 ms

bc-v4.min.html

bc-v4.min.html

51 ms

fa-solid-900.woff

fa-solid-900.woff

647 ms

fa-regular-400.woff

fa-regular-400.woff

635 ms

fa-brands-400.woff

fa-brands-400.woff

675 ms

cta-icon_close.png

cta-icon_close.png

643 ms

link.svg

link.svg

673 ms

,

,

69 ms

jquery.js

jquery.js

97 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

75

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

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: