Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

cleverbox.co.uk

School Website Design and Branding That Inspires | Cleverbox

Page Load Speed

4.6 sec in total

First Response

243 ms

Resources Loaded

4 sec

Page Rendered

403 ms

cleverbox.co.uk screenshot

About Website

Visit cleverbox.co.uk now to see the best up-to-date Cleverbox content for Iran and also check out these interesting facts you probably never knew about cleverbox.co.uk

Let the website design experts at Cleverbox present a compelling picture of your school. Specialists in school website design, branding and marketing.

Visit cleverbox.co.uk

Key Findings

We analyzed Cleverbox.co.uk page load time and found that the first response time was 243 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

cleverbox.co.uk performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value10.9 s

0/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value1,700 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value16.4 s

5/100

10%

Network Requests Diagram

cleverbox.co.uk

243 ms

www.cleverbox.co.uk

2085 ms

pace.min.js

153 ms

autoptimize_a977b929a3c2e8834bbadd662e8ca31a.css

306 ms

jquery.js

239 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 84% of them (71 requests) were addressed to the original Cleverbox.co.uk, 4% (3 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Cleverbox.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 714.3 kB (39%)

Content Size

1.8 MB

After Optimization

1.1 MB

In fact, the total size of Cleverbox.co.uk main page is 1.8 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. 60% of websites need less resources to load. Images take 824.6 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 73.6 kB

  • Original 101.0 kB
  • After minification 101.0 kB
  • After compression 27.4 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. 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 73.6 kB or 73% of the original size.

Image Optimization

-2%

Potential reduce by 14.3 kB

  • Original 824.6 kB
  • After minification 810.3 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. Cleverbox images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 402.9 kB

  • Original 617.8 kB
  • After minification 615.7 kB
  • After compression 214.9 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 402.9 kB or 65% of the original size.

CSS Optimization

-83%

Potential reduce by 223.5 kB

  • Original 270.9 kB
  • After minification 270.6 kB
  • After compression 47.4 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. Cleverbox.co.uk needs all CSS files to be minified and compressed as it can save up to 223.5 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (15%)

Requests Now

75

After Optimization

64

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cleverbox. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

cleverbox.co.uk accessibility score

96

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

Best Practices

cleverbox.co.uk best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cleverbox.co.uk SEO score

98

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

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 Cleverbox.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 Cleverbox.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 Cleverbox. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: