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wdl.lu screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

wdl.lu

Sicherheit - optimale Sicherheit - Sicherheitstechnik, Gebäudesicherheit, IT-Sicherheit und Netzwerktechnik

Page Load Speed

3.3 sec in total

First Response

429 ms

Resources Loaded

1.7 sec

Page Rendered

1.2 sec

wdl.lu screenshot

About Website

Visit wdl.lu now to see the best up-to-date Wdl content and also check out these interesting facts you probably never knew about wdl.lu

Ihr Partner für Sicherheitstechnik, Gebäudesicherheit, IT-Sicherheit und Einbruchschutz. Beratung, Installation, Wartung und Schulungen - aus einer Hand.

Visit wdl.lu

Key Findings

We analyzed Wdl.lu page load time and found that the first response time was 429 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

wdl.lu performance score

0

Network Requests Diagram

wdl.lu

429 ms

sicherheit.html

235 ms

stylesheet_3fd1f89bff.css

193 ms

wodalux.css

187 ms

jquery.min.js

72 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Wdl.lu, 84% (36 requests) were made to Wodalux.com and 5% (2 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (484 ms) relates to the external source Wodalux.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 160.8 kB (37%)

Content Size

432.7 kB

After Optimization

271.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wdl.lu main page is 432.7 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 264.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 59.3 kB

  • Original 77.0 kB
  • After minification 76.0 kB
  • After compression 17.6 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 59.3 kB or 77% of the original size.

Image Optimization

-13%

Potential reduce by 33.5 kB

  • Original 264.1 kB
  • After minification 230.6 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. Obviously, Wdl needs image optimization as it can save up to 33.5 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 35.0 kB

  • Original 53.6 kB
  • After minification 52.3 kB
  • After compression 18.6 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 35.0 kB or 65% of the original size.

CSS Optimization

-87%

Potential reduce by 33.0 kB

  • Original 38.1 kB
  • After minification 16.2 kB
  • After compression 5.1 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. Wdl.lu needs all CSS files to be minified and compressed as it can save up to 33.0 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (24%)

Requests Now

41

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wdl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

wdl.lu

wdl.lu

429 ms

sicherheit.html

sicherheit.html

235 ms

stylesheet_3fd1f89bff.css

stylesheet_3fd1f89bff.css

193 ms

wodalux.css

wodalux.css

187 ms

jquery.min.js

jquery.min.js

72 ms

yaml-focusfix.js

yaml-focusfix.js

101 ms

base.css

base.css

96 ms

nav_vlist.css

nav_vlist.css

95 ms

basemod.css

basemod.css

94 ms

basemod_custom.css

basemod_custom.css

186 ms

content.css

content.css

187 ms

print_003_draft.css

print_003_draft.css

188 ms

background.jpg

background.jpg

123 ms

tp.jpg

tp.jpg

196 ms

trenner.jpg

trenner.jpg

125 ms

willkommen_03.jpg

willkommen_03.jpg

289 ms

csm_Sicherheitskonzept_737d1a8b29.jpg

csm_Sicherheitskonzept_737d1a8b29.jpg

196 ms

csm_Weihnachtsbanner_HP_410eb7ef20.jpg

csm_Weihnachtsbanner_HP_410eb7ef20.jpg

123 ms

csm_Wodalux_Doorbird_Partner_0bc002d480.jpg

csm_Wodalux_Doorbird_Partner_0bc002d480.jpg

192 ms

csm_Frohe_Ostern_757a21e5f4.jpg

csm_Frohe_Ostern_757a21e5f4.jpg

192 ms

csm_Axis_563cc537aa.jpg

csm_Axis_563cc537aa.jpg

199 ms

csm_ABUS-Ultivest-Exklusivpartner-Logo_5a2442e9e1.jpg

csm_ABUS-Ultivest-Exklusivpartner-Logo_5a2442e9e1.jpg

295 ms

csm_Miniserver_cc2529ee4c.jpg

csm_Miniserver_cc2529ee4c.jpg

293 ms

csm_SimonsVossTransponder_f0ea5aa2ae.jpg

csm_SimonsVossTransponder_f0ea5aa2ae.jpg

298 ms

csm_Auerswald_Logo_2014_blau_mit_Slogan_2014_RGB_444fc8347e.jpg

csm_Auerswald_Logo_2014_blau_mit_Slogan_2014_RGB_444fc8347e.jpg

298 ms

csm_QNAP_certified_partner_logo_ef864f4110.jpg

csm_QNAP_certified_partner_logo_ef864f4110.jpg

301 ms

csm_mx_img_ProdPreView-MxDisplayFlatFrameLive_BL_1200_cc54191aa5.jpg

csm_mx_img_ProdPreView-MxDisplayFlatFrameLive_BL_1200_cc54191aa5.jpg

381 ms

csm_pcs_partnerlogo_ohne_a5ac25f892.jpg

csm_pcs_partnerlogo_ohne_a5ac25f892.jpg

386 ms

csm_MxLeo_IM01.jpg_079ab9d35f.jpg

csm_MxLeo_IM01.jpg_079ab9d35f.jpg

386 ms

csm_MxLeo_IM02.jpg_7241868cfc.jpg

csm_MxLeo_IM02.jpg_7241868cfc.jpg

390 ms

csm_Signalgeber_08_6183558de4.jpg

csm_Signalgeber_08_6183558de4.jpg

390 ms

csm_qnaplogo_51112a8fef.jpg

csm_qnaplogo_51112a8fef.jpg

395 ms

csm_sophos-silver-partner-rgb_01_40595b5794.jpg

csm_sophos-silver-partner-rgb_01_40595b5794.jpg

473 ms

csm_keinbruch_siegel_png_mittel_518cf3846e.jpg

csm_keinbruch_siegel_png_mittel_518cf3846e.jpg

479 ms

csm_69fea18ae8_f7a823a1f6.jpg

csm_69fea18ae8_f7a823a1f6.jpg

479 ms

csm_SV_Logo_RGB_neg_958548d7f8.jpg

csm_SV_Logo_RGB_neg_958548d7f8.jpg

484 ms

csm_wodalux_01_3e7dfdc3a3.jpg

csm_wodalux_01_3e7dfdc3a3.jpg

483 ms

sdk.js

sdk.js

74 ms

trenner2.jpg

trenner2.jpg

456 ms

piwik.js

piwik.js

430 ms

77 ms

xd_arbiter.php

xd_arbiter.php

82 ms

xd_arbiter.php

xd_arbiter.php

140 ms

SEO Factors

wdl.lu SEO score

0

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 Wdl.lu 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 Wdl.lu 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

wdl.lu

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