Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

cambridgeesol.org

Cambridge English

Page Load Speed

41.2 sec in total

First Response

410 ms

Resources Loaded

28.9 sec

Page Rendered

12 sec

cambridgeesol.org screenshot

About Website

Click here to check amazing Cambridge Esol content for Russia. Otherwise, check out these important facts you probably never knew about cambridgeesol.org

Cambridge Assessment English provides exams and qualifications for learners and teachers of English. See the full range of what we offer.

Visit cambridgeesol.org

Key Findings

We analyzed Cambridgeesol.org page load time and found that the first response time was 410 ms and then it took 40.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

cambridgeesol.org performance score

0

Network Requests Diagram

cambridgeesol.org

410 ms

www.cambridgeenglish.org

1265 ms

analytics.js

3305 ms

gtm.js

3952 ms

local-publication.css

1117 ms

Our browser made a total of 134 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Cambridgeesol.org, 79% (106 requests) were made to Cambridgeenglish.org and 4% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (20.9 sec) relates to the external source Owa.cambridgeassessment.org.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (65%)

Content Size

1.9 MB

After Optimization

664.2 kB

In fact, the total size of Cambridgeesol.org main page is 1.9 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. 70% of websites need less resources to load. Javascripts take 906.2 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 73.7 kB

  • Original 88.4 kB
  • After minification 77.8 kB
  • After compression 14.7 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 10.7 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 73.7 kB or 83% of the original size.

Image Optimization

-20%

Potential reduce by 72.2 kB

  • Original 362.9 kB
  • After minification 290.7 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. Obviously, Cambridge Esol needs image optimization as it can save up to 72.2 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 639.3 kB

  • Original 906.2 kB
  • After minification 735.2 kB
  • After compression 266.8 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 639.3 kB or 71% of the original size.

CSS Optimization

-84%

Potential reduce by 467.4 kB

  • Original 559.3 kB
  • After minification 525.5 kB
  • After compression 91.9 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. Cambridgeesol.org needs all CSS files to be minified and compressed as it can save up to 467.4 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 67 (70%)

Requests Now

96

After Optimization

29

The browser has sent 96 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cambridge Esol. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

SEO Factors

cambridgeesol.org SEO score

0

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 Cambridgeesol.org 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 Cambridgeesol.org 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 Cambridge Esol. 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: