Tools & Wizards About Us
ljudisolering.com screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

ljudisolering.com

Noise Control | Sontech Noise Control | Sweden, Norrmalm

Page Load Speed

3.3 sec in total

First Response

217 ms

Resources Loaded

3.1 sec

Page Rendered

67 ms

ljudisolering.com screenshot

About Website

Welcome to ljudisolering.com homepage info - get ready to check Ljudisolering best content right away, or after learning these important things about ljudisolering.com

Sontech Noise Control. Sontech International is a market leading within the area of sound-proofing acoustic solutions and Noise Control products that lead to better sound comfort...

Visit ljudisolering.com

Key Findings

We analyzed Ljudisolering.com page load time and found that the first response time was 217 ms and then it took 3.1 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

ljudisolering.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value6.0 s

46/100

10%

TBT (Total Blocking Time)

Value2,140 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value21.0 s

1/100

10%

Network Requests Diagram

ljudisolering.com

217 ms

www.sontech.se

53 ms

minified.js

35 ms

focus-within-polyfill.js

32 ms

polyfill.min.js

1414 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Ljudisolering.com, 46% (32 requests) were made to Static.wixstatic.com and 28% (19 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Polyfill-fastly.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 695.7 kB (58%)

Content Size

1.2 MB

After Optimization

495.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Ljudisolering.com main page is 1.2 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. 55% of websites need less resources to load. HTML takes 652.6 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 529.0 kB

  • Original 652.6 kB
  • After minification 650.9 kB
  • After compression 123.6 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 529.0 kB or 81% of the original size.

Image Optimization

-25%

Potential reduce by 41.7 kB

  • Original 166.1 kB
  • After minification 124.4 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, Ljudisolering needs image optimization as it can save up to 41.7 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-34%

Potential reduce by 125.0 kB

  • Original 372.3 kB
  • After minification 372.3 kB
  • After compression 247.3 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 125.0 kB or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (26%)

Requests Now

50

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ljudisolering. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ljudisolering.com

ljudisolering.com

217 ms

www.sontech.se

www.sontech.se

53 ms

minified.js

minified.js

35 ms

focus-within-polyfill.js

focus-within-polyfill.js

32 ms

polyfill.min.js

polyfill.min.js

1414 ms

thunderbolt-commons.14431d95.bundle.min.js

thunderbolt-commons.14431d95.bundle.min.js

59 ms

main.e99c0319.bundle.min.js

main.e99c0319.bundle.min.js

60 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

23 ms

lodash.min.js

lodash.min.js

60 ms

react.production.min.js

react.production.min.js

59 ms

react-dom.production.min.js

react-dom.production.min.js

62 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

60 ms

wix-perf-measure.umd.min.js

wix-perf-measure.umd.min.js

62 ms

hotjar-1216382.js

hotjar-1216382.js

194 ms

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288 ms

sontech_logo_eng_2018_RGB.png

sontech_logo_eng_2018_RGB.png

301 ms

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285 ms

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186 ms

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287 ms

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301 ms

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287 ms

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362 ms

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300 ms

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472 ms

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298 ms

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713 ms

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765 ms

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534 ms

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554 ms

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593 ms

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718 ms

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738 ms

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844 ms

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679 ms

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818 ms

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849 ms

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964 ms

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834 ms

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928 ms

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993 ms

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835 ms

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954 ms

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846 ms

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966 ms

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937 ms

SCAB_ISO_9001_14001_Eng_RGB.png

SCAB_ISO_9001_14001_Eng_RGB.png

1187 ms

bundle.min.js

bundle.min.js

77 ms

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8 ms

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6 ms

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8 ms

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60 ms

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61 ms

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7 ms

modules.e4b2dc39f985f11fb1e4.js

modules.e4b2dc39f985f11fb1e4.js

95 ms

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166 ms

deprecation-en.v5.html

deprecation-en.v5.html

7 ms

bolt-performance

bolt-performance

31 ms

deprecation-style.v5.css

deprecation-style.v5.css

11 ms

right-arrow.svg

right-arrow.svg

10 ms

Accessibility Review

ljudisolering.com accessibility score

86

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

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

Heading elements are not in a sequentially-descending order

Best Practices

ljudisolering.com best practices score

92

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

Page has valid source maps

SEO Factors

ljudisolering.com SEO score

100

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ljudisolering.com 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 Ljudisolering.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

ljudisolering.com

Open Graph data is detected on the main page of Ljudisolering. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: