Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

acco.co.uk

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Page Load Speed

1.1 sec in total

First Response

206 ms

Resources Loaded

823 ms

Page Rendered

83 ms

acco.co.uk screenshot

About Website

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Key Findings

We analyzed Acco.co.uk page load time and found that the first response time was 206 ms and then it took 906 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

acco.co.uk performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0.084

93/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

www.rexeleurope.com

206 ms

www.rexeleurope.com

308 ms

otSDKStub.js

42 ms

picturefill.js

30 ms

imgload.js

47 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Acco.co.uk, 12% (3 requests) were made to Cdn.cookielaw.org and 4% (1 request) were made to Dl.episerver.net. The less responsive or slowest element that took the longest time to load (308 ms) relates to the external source Rexeleurope.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 89.6 kB (21%)

Content Size

432.8 kB

After Optimization

343.2 kB

In fact, the total size of Acco.co.uk main page is 432.8 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. 30% of websites need less resources to load. Javascripts take 273.7 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 15.8 kB

  • Original 21.6 kB
  • After minification 19.4 kB
  • After compression 5.8 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 15.8 kB or 73% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 2.5 kB
  • After minification 2.5 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. Acco images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 27.3 kB

  • Original 273.7 kB
  • After minification 273.7 kB
  • After compression 246.5 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.

CSS Optimization

-34%

Potential reduce by 46.5 kB

  • Original 135.0 kB
  • After minification 135.0 kB
  • After compression 88.5 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. Acco.co.uk needs all CSS files to be minified and compressed as it can save up to 46.5 kB or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (68%)

Requests Now

22

After Optimization

7

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Acco. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

acco.co.uk accessibility score

93

Accessibility Issues

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

acco.co.uk 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

acco.co.uk SEO score

86

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

High

Page is blocked from indexing

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 Acco.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 Acco.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 PARSED_DOMAIN, but there is no image specified in description. It would be a good idea for the website admin to select a nice image that can properly represent the website in Open Graph data, otherwise the first found image will be taken for this purpose and social media information block will look like this: