Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 70

    SEO

    Google-friendlier than
    30% of websites

crs-uk.biz

Home - CRS

Page Load Speed

49.2 sec in total

First Response

2.1 sec

Resources Loaded

35.3 sec

Page Rendered

11.8 sec

crs-uk.biz screenshot

About Website

Visit crs-uk.biz now to see the best up-to-date CRS Uk content for United Kingdom and also check out these interesting facts you probably never knew about crs-uk.biz

Computer Remarketing Services (CRS) is a Microsoft Authorised Refurbishers. We sell professionally refurbished computer products: PCs, laptops, iPhones and tablets that are reliable and affordable. Ou...

Visit crs-uk.biz

Key Findings

We analyzed Crs-uk.biz page load time and found that the first response time was 2.1 sec and then it took 47.1 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

crs-uk.biz performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value12.9 s

0/100

25%

SI (Speed Index)

Value9.1 s

13/100

10%

TBT (Total Blocking Time)

Value1,100 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.088

92/100

15%

TTI (Time to Interactive)

Value16.3 s

5/100

10%

Network Requests Diagram

crs-uk.biz

2116 ms

www.crs-uk.biz

6078 ms

jquery-ui-1.8.16.custom.css

1513 ms

colorbox.css

1306 ms

bootstrap.css

1681 ms

Our browser made a total of 137 requests to load all elements on the main page. We found that 66% of them (91 requests) were addressed to the original Crs-uk.biz, 31% (42 requests) were made to Fonts.gstatic.com and 1% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (6.4 sec) belongs to the original domain Crs-uk.biz.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.9 MB (53%)

Content Size

5.5 MB

After Optimization

2.6 MB

In fact, the total size of Crs-uk.biz main page is 5.5 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 207.0 kB

  • Original 225.3 kB
  • After minification 156.2 kB
  • After compression 18.4 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 69.1 kB, which is 31% 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 207.0 kB or 92% of the original size.

Image Optimization

-10%

Potential reduce by 209.3 kB

  • Original 2.1 MB
  • After minification 1.9 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. CRS Uk images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 1.4 MB

  • Original 1.9 MB
  • After minification 1.7 MB
  • After compression 497.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 1.4 MB or 74% of the original size.

CSS Optimization

-88%

Potential reduce by 1.1 MB

  • Original 1.2 MB
  • After minification 988.6 kB
  • After compression 148.7 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. Crs-uk.biz needs all CSS files to be minified and compressed as it can save up to 1.1 MB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 46 (50%)

Requests Now

92

After Optimization

46

The browser has sent 92 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CRS Uk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

crs-uk.biz accessibility score

88

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

button, link, and menuitem elements do not have accessible names.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

crs-uk.biz 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

SEO Factors

crs-uk.biz SEO score

70

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 uses legible font sizes

High

Tap targets are not sized appropriately

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 Crs-uk.biz 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 Crs-uk.biz 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 description is not detected on the main page of CRS Uk. 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: