Report Summary

  • 21

    Performance

    Renders faster than
    41% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    65% of websites

  • 69

    SEO

    Google-friendlier than
    37% of websites

dlink.co.uk

Smart Home, SMB and Enterprise solutions | D-Link UK

Page Load Speed

3.8 sec in total

First Response

418 ms

Resources Loaded

3 sec

Page Rendered

370 ms

dlink.co.uk screenshot

About Website

Welcome to dlink.co.uk homepage info - get ready to check D Link best content for United Kingdom right away, or after learning these important things about dlink.co.uk

From Smart home security cameras, smart plugs, Wi-Fi routers and range extenders to Enterprise grade networking, wireless LAN and surveillance solutions.

Visit dlink.co.uk

Key Findings

We analyzed Dlink.co.uk page load time and found that the first response time was 418 ms and then it took 3.3 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

dlink.co.uk performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value16.7 s

0/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value1,430 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.183

66/100

15%

TTI (Time to Interactive)

Value16.2 s

5/100

10%

Network Requests Diagram

418 ms

font-awesome.min.css

272 ms

style.css

459 ms

ani_sliders.css

314 ms

en_gb.css

315 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Dlink.co.uk, 6% (3 requests) were made to Google-analytics.com and 2% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Dlink.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 543.5 kB (62%)

Content Size

883.3 kB

After Optimization

339.8 kB

In fact, the total size of Dlink.co.uk main page is 883.3 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. 35% of websites need less resources to load. Javascripts take 494.0 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 24.7 kB

  • Original 34.9 kB
  • After minification 33.4 kB
  • After compression 10.2 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 24.7 kB or 71% of the original size.

Image Optimization

-1%

Potential reduce by 925 B

  • Original 127.3 kB
  • After minification 126.4 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. D Link images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 329.7 kB

  • Original 494.0 kB
  • After minification 461.6 kB
  • After compression 164.3 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 329.7 kB or 67% of the original size.

CSS Optimization

-83%

Potential reduce by 188.2 kB

  • Original 227.1 kB
  • After minification 199.6 kB
  • After compression 38.9 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. Dlink.co.uk needs all CSS files to be minified and compressed as it can save up to 188.2 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (78%)

Requests Now

49

After Optimization

11

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D Link. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dlink.co.uk accessibility score

64

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Heading elements are not in a sequentially-descending order

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

dlink.co.uk 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

High

Missing source maps for large first-party JavaScript

SEO Factors

dlink.co.uk SEO score

69

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

High

Image elements do not have [alt] attributes

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 doesn't use 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 Dlink.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 Dlink.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 D Link. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: