Report Summary

  • 21

    Performance

    Renders faster than
    40% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 73% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 89

    SEO

    Google-friendlier than
    67% of websites

skola.co.uk

English Summer School for Kids in London | SKOLA | UK 2022

Page Load Speed

2.8 sec in total

First Response

182 ms

Resources Loaded

1.8 sec

Page Rendered

768 ms

skola.co.uk screenshot

About Website

Welcome to skola.co.uk homepage info - get ready to check SKOLA best content for India right away, or after learning these important things about skola.co.uk

English Language Summer School & Camp for kids and teens aged 6-16 in Regent's Park, London, UK 2022. With over 50 years of experience, SKOLA's children's courses combine learning English, with excurs...

Visit skola.co.uk

Key Findings

We analyzed Skola.co.uk page load time and found that the first response time was 182 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

skola.co.uk performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value11.8 s

4/100

10%

TBT (Total Blocking Time)

Value3,660 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value27.1 s

0/100

10%

Network Requests Diagram

skola.co.uk

182 ms

www.skola.co.uk

346 ms

kxj2qgk.js

142 ms

jquery-1.11.2.min.js

4 ms

jumpMenu.js

171 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 52% of them (44 requests) were addressed to the original Skola.co.uk, 11% (9 requests) were made to Use.typekit.net and 8% (7 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (575 ms) belongs to the original domain Skola.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 150.1 kB (18%)

Content Size

814.8 kB

After Optimization

664.7 kB

In fact, the total size of Skola.co.uk main page is 814.8 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. 60% of websites need less resources to load. Images take 636.7 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 40.2 kB

  • Original 51.8 kB
  • After minification 45.4 kB
  • After compression 11.6 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 6.4 kB, which is 12% 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 40.2 kB or 78% of the original size.

Image Optimization

-4%

Potential reduce by 25.4 kB

  • Original 636.7 kB
  • After minification 611.3 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. SKOLA images are well optimized though.

JavaScript Optimization

-49%

Potential reduce by 30.7 kB

  • Original 62.4 kB
  • After minification 54.3 kB
  • After compression 31.7 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 30.7 kB or 49% of the original size.

CSS Optimization

-84%

Potential reduce by 53.8 kB

  • Original 64.0 kB
  • After minification 49.3 kB
  • After compression 10.2 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. Skola.co.uk needs all CSS files to be minified and compressed as it can save up to 53.8 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (46%)

Requests Now

72

After Optimization

39

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SKOLA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

skola.co.uk accessibility score

89

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

Image elements do not have [alt] attributes

Best Practices

skola.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

skola.co.uk SEO score

89

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

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Skola.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Skola.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 description is not detected on the main page of SKOLA. 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: