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lumsearch.de screenshot

Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

lumsearch.de

DIALux Luminaire Finder - Search luminaire

Page Load Speed

3 sec in total

First Response

335 ms

Resources Loaded

2.3 sec

Page Rendered

402 ms

lumsearch.de screenshot

About Website

Welcome to lumsearch.de homepage info - get ready to check Lum Search best content right away, or after learning these important things about lumsearch.de

DIALux Luminaire Finder is the luminaire search engine from DIAL. Anyone- whether professional light planners, architects, interior designers or private users “ will be able to search for and find sui...

Visit lumsearch.de

Key Findings

We analyzed Lumsearch.de page load time and found that the first response time was 335 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

lumsearch.de performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value6.0 s

46/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value5.7 s

68/100

10%

Network Requests Diagram

lumsearch.de

335 ms

de

224 ms

de

427 ms

de

464 ms

main.css

107 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Lumsearch.de, 71% (12 requests) were made to Luminaires.dialux.com and 12% (2 requests) were made to Lumsearch.com. The less responsive or slowest element that took the longest time to load (709 ms) relates to the external source Luminaires.dialux.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 8.8 kB (2%)

Content Size

542.5 kB

After Optimization

533.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Lumsearch.de main page is 542.5 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. 15% of websites need less resources to load. Images take 508.2 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 8.8 kB

  • Original 12.8 kB
  • After minification 11.3 kB
  • After compression 4.0 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 1.6 kB, which is 12% 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 8.8 kB or 68% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 508.2 kB
  • After minification 508.2 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. Lum Search images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 22 B

  • Original 21.4 kB
  • After minification 21.4 kB
  • After compression 21.4 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 5 (42%)

Requests Now

12

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lum Search. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

lumsearch.de

lumsearch.de

335 ms

de

de

224 ms

de

de

427 ms

de

de

464 ms

main.css

main.css

107 ms

ads.js

ads.js

210 ms

lumsearchapp.min.js

lumsearchapp.min.js

597 ms

guideMenu.js

guideMenu.js

321 ms

searchentry-functions.js

searchentry-functions.js

337 ms

searchentry.js

searchentry.js

317 ms

DIALux-luminaire-finder_Logo-white.svg

DIALux-luminaire-finder_Logo-white.svg

342 ms

piwik.js

piwik.js

545 ms

DxLuminaireFinder_Background.jpg

DxLuminaireFinder_Background.jpg

709 ms

icons-s74e1a3f051.png

icons-s74e1a3f051.png

311 ms

start-s9cf568d005.png

start-s9cf568d005.png

417 ms

Roboto-Light-webfont.woff

Roboto-Light-webfont.woff

466 ms

piwik.php

piwik.php

169 ms

Accessibility Review

lumsearch.de accessibility score

75

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.

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

Form elements do not have associated labels

Best Practices

lumsearch.de best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

lumsearch.de SEO score

69

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

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 Lumsearch.de 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 Lumsearch.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

lumsearch.de

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