Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

dsl-ltd.co.uk

Embedded Industrial Computing & Electronic Design Specialist

Page Load Speed

8.9 sec in total

First Response

549 ms

Resources Loaded

7.7 sec

Page Rendered

629 ms

dsl-ltd.co.uk screenshot

About Website

Click here to check amazing Dsl Ltd content. Otherwise, check out these important facts you probably never knew about dsl-ltd.co.uk

DSL provides electronic product design and embedded industrial computing solutions. Known for reliability and longevity across the electronic design industry.

Visit dsl-ltd.co.uk

Key Findings

We analyzed Dsl-ltd.co.uk page load time and found that the first response time was 549 ms and then it took 8.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

dsl-ltd.co.uk performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value11.8 s

0/100

25%

SI (Speed Index)

Value15.7 s

0/100

10%

TBT (Total Blocking Time)

Value15,290 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value24.4 s

0/100

10%

Network Requests Diagram

www.dsl-ltd.co.uk

549 ms

GSAjnwzPqp5gzV8_7kt3KiWG-ZY.js

288 ms

js

51 ms

jquery.js

25 ms

jquery_validate.js

48 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 59% of them (38 requests) were addressed to the original Dsl-ltd.co.uk, 22% (14 requests) were made to Embed.tawk.to and 6% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (665 ms) belongs to the original domain Dsl-ltd.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 231.9 kB (14%)

Content Size

1.6 MB

After Optimization

1.4 MB

In fact, the total size of Dsl-ltd.co.uk main page is 1.6 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. 70% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 206.5 kB

  • Original 245.7 kB
  • After minification 242.4 kB
  • After compression 39.2 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 206.5 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 69 B

  • Original 1.2 MB
  • After minification 1.2 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. Dsl Ltd images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 18.8 kB

  • Original 135.4 kB
  • After minification 135.4 kB
  • After compression 116.7 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 18.8 kB or 14% of the original size.

CSS Optimization

-8%

Potential reduce by 6.6 kB

  • Original 78.2 kB
  • After minification 78.2 kB
  • After compression 71.6 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. Dsl-ltd.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 44 (70%)

Requests Now

63

After Optimization

19

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dsl Ltd. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dsl-ltd.co.uk accessibility score

95

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

dsl-ltd.co.uk best practices score

83

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

dsl-ltd.co.uk SEO score

86

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Dsl-ltd.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 Dsl-ltd.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

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