Tools & Wizards About Us
durhamschoolofenglish.co.uk screenshot

Report Summary

  • 79

    Performance

    Renders faster than
    85% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

durhamschoolofenglish.co.uk

Durham School of English

Page Load Speed

969 ms in total

First Response

153 ms

Resources Loaded

505 ms

Page Rendered

311 ms

durhamschoolofenglish.co.uk screenshot

About Website

Click here to check amazing Durham School Of English content. Otherwise, check out these important facts you probably never knew about durhamschoolofenglish.co.uk

English language classes in Durham, UK. Intensive and semi-intensive general English courses with homestay. One-to-one preparation lessons for the CAE and IELTS exams.

Visit durhamschoolofenglish.co.uk

Key Findings

We analyzed Durhamschoolofenglish.co.uk page load time and found that the first response time was 153 ms and then it took 816 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

durhamschoolofenglish.co.uk performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

58/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

49/100

25%

SI (Speed Index)

Value2.7 s

96/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.6 s

82/100

10%

Network Requests Diagram

durhamschoolofenglish.co.uk

153 ms

font-awesome.min.css

27 ms

durhamschoolofenglish.css

26 ms

index.css

51 ms

jquery-1.12.4.min.js

55 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 95% of them (40 requests) were addressed to the original Durhamschoolofenglish.co.uk, 5% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (222 ms) belongs to the original domain Durhamschoolofenglish.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 291.1 kB (12%)

Content Size

2.5 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Durhamschoolofenglish.co.uk main page is 2.5 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. 35% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 26.4 kB

  • Original 33.3 kB
  • After minification 33.2 kB
  • After compression 6.9 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 26.4 kB or 79% of the original size.

Image Optimization

-5%

Potential reduce by 110.5 kB

  • Original 2.2 MB
  • After minification 2.1 MB

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. Durham School Of English images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 67.4 kB

  • Original 103.6 kB
  • After minification 102.6 kB
  • After compression 36.2 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 67.4 kB or 65% of the original size.

CSS Optimization

-86%

Potential reduce by 86.9 kB

  • Original 100.5 kB
  • After minification 80.2 kB
  • After compression 13.6 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. Durhamschoolofenglish.co.uk needs all CSS files to be minified and compressed as it can save up to 86.9 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (60%)

Requests Now

40

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Durham School Of English. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

durhamschoolofenglish.co.uk

durhamschoolofenglish.co.uk

153 ms

font-awesome.min.css

font-awesome.min.css

27 ms

durhamschoolofenglish.css

durhamschoolofenglish.css

26 ms

index.css

index.css

51 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

55 ms

cookiepolicy.css

cookiepolicy.css

30 ms

cookiepolicy.js

cookiepolicy.js

31 ms

sdk.js

sdk.js

75 ms

durhamcathedralscaled1.JPG

durhamcathedralscaled1.JPG

69 ms

bakers1.JPG

bakers1.JPG

93 ms

img0002_hover.png

img0002_hover.png

46 ms

img0002.png

img0002.png

47 ms

img0006_hover.png

img0006_hover.png

47 ms

img0006.png

img0006.png

47 ms

img0003_hover.png

img0003_hover.png

59 ms

img0003.png

img0003.png

57 ms

img0005_hover.png

img0005_hover.png

51 ms

img0005.png

img0005.png

58 ms

img0007_hover.png

img0007_hover.png

74 ms

img0007.png

img0007.png

76 ms

img0004_hover.png

img0004_hover.png

76 ms

img0004.png

img0004.png

85 ms

img0135_hover.png

img0135_hover.png

86 ms

img0135.png

img0135.png

90 ms

Durham320.jpg

Durham320.jpg

110 ms

seethroughuk.png

seethroughuk.png

92 ms

index_Layer14_bkgrnd.png

index_Layer14_bkgrnd.png

112 ms

g4.png

g4.png

123 ms

img0019_hover.png

img0019_hover.png

118 ms

img0019.png

img0019.png

120 ms

img0020_hover.png

img0020_hover.png

108 ms

img0020.png

img0020.png

135 ms

qisanglobe.png

qisanglobe.png

138 ms

ASIC-Accredited-Logo-Institutional-2021-25.jpg

ASIC-Accredited-Logo-Institutional-2021-25.jpg

222 ms

wecover.png

wecover.png

176 ms

Durham2.jpg

Durham2.jpg

175 ms

backff.png

backff.png

147 ms

Small.png

Small.png

168 ms

ie-spacer.gif

ie-spacer.gif

158 ms

gritter.png

gritter.png

166 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

209 ms

sdk.js

sdk.js

8 ms

Accessibility Review

durhamschoolofenglish.co.uk accessibility score

84

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

durhamschoolofenglish.co.uk best practices score

67

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

High

Browser errors were logged to the console

SEO Factors

durhamschoolofenglish.co.uk SEO score

92

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Durhamschoolofenglish.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 Durhamschoolofenglish.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

durhamschoolofenglish.co.uk

Open Graph description is not detected on the main page of Durham School Of English. 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: