Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

languageresearch.cambridge.org

Language Research - Language and Pedagogy Research for ELT

Page Load Speed

2.6 sec in total

First Response

363 ms

Resources Loaded

2.2 sec

Page Rendered

69 ms

languageresearch.cambridge.org screenshot

About Website

Welcome to languageresearch.cambridge.org homepage info - get ready to check Language Research Cambridge best content for China right away, or after learning these important things about languageresearch.cambridge.org

Cambridge University Press conducts research investigating written and spoken English in order to understand how we use language. Our research informs and improves our English Language Teaching resour...

Visit languageresearch.cambridge.org

Key Findings

We analyzed Languageresearch.cambridge.org page load time and found that the first response time was 363 ms and then it took 2.3 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

languageresearch.cambridge.org performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0.11

87/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

languageresearch.cambridge.org

363 ms

languageresearch.cambridge.org

703 ms

jquery-1.11.1.min.js

22 ms

jquery-migrate-1.2.1.min.js

36 ms

bootstrap.min.js

47 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 61% of them (20 requests) were addressed to the original Languageresearch.cambridge.org, 12% (4 requests) were made to Fonts.gstatic.com and 6% (2 requests) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (728 ms) belongs to the original domain Languageresearch.cambridge.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 512.5 kB (73%)

Content Size

706.2 kB

After Optimization

193.7 kB

In fact, the total size of Languageresearch.cambridge.org main page is 706.2 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. 25% of websites need less resources to load. Images take 609.3 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 7.5 kB

  • Original 11.1 kB
  • After minification 11.1 kB
  • After compression 3.6 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. 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 7.5 kB or 68% of the original size.

Image Optimization

-83%

Potential reduce by 503.3 kB

  • Original 609.3 kB
  • After minification 106.0 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, Language Research Cambridge needs image optimization as it can save up to 503.3 kB or 83% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 1.7 kB

  • Original 52.6 kB
  • After minification 52.6 kB
  • After compression 50.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 20 B

  • Original 33.2 kB
  • After minification 33.2 kB
  • After compression 33.2 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. Languageresearch.cambridge.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (77%)

Requests Now

26

After Optimization

6

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Language Research Cambridge. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

languageresearch.cambridge.org accessibility score

88

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.

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

Links do not have a discernible name

Best Practices

languageresearch.cambridge.org 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

languageresearch.cambridge.org SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

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 Languageresearch.cambridge.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 Languageresearch.cambridge.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 Language Research Cambridge. 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: