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sustainablecooling.org screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

sustainablecooling.org

Sustainable Cooling – In an increasingly warming world, the Centre for Sustainable Cooling looks to find sustainable, resilient and equitable solution...

Page Load Speed

3.1 sec in total

First Response

153 ms

Resources Loaded

2.5 sec

Page Rendered

483 ms

sustainablecooling.org screenshot

About Website

Click here to check amazing Sustainable Cooling content. Otherwise, check out these important facts you probably never knew about sustainablecooling.org

BeKindergarten | Best WordPress theme for kindergartens

Visit sustainablecooling.org

Key Findings

We analyzed Sustainablecooling.org page load time and found that the first response time was 153 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

sustainablecooling.org performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

49/100

25%

SI (Speed Index)

Value13.1 s

2/100

10%

TBT (Total Blocking Time)

Value1,330 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.649

9/100

15%

TTI (Time to Interactive)

Value21.4 s

1/100

10%

Network Requests Diagram

sustainablecooling.org

153 ms

www.sustainablecooling.org

464 ms

style.min.css

104 ms

styles.css

108 ms

be.css

124 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 67% of them (59 requests) were addressed to the original Sustainablecooling.org, 16% (14 requests) were made to Fonts.gstatic.com and 6% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Birmingham.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 206.3 kB (6%)

Content Size

3.2 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sustainablecooling.org main page is 3.2 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. Only a small number of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 99.1 kB

  • Original 120.9 kB
  • After minification 120.1 kB
  • After compression 21.8 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 99.1 kB or 82% of the original size.

Image Optimization

-4%

Potential reduce by 88.3 kB

  • Original 2.4 MB
  • After minification 2.3 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. Sustainable Cooling images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 4.0 kB

  • Original 435.4 kB
  • After minification 435.4 kB
  • After compression 431.4 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

-6%

Potential reduce by 14.9 kB

  • Original 243.5 kB
  • After minification 243.5 kB
  • After compression 228.6 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. Sustainablecooling.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 36 (52%)

Requests Now

69

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sustainable Cooling. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sustainablecooling.org

sustainablecooling.org

153 ms

www.sustainablecooling.org

www.sustainablecooling.org

464 ms

style.min.css

style.min.css

104 ms

styles.css

styles.css

108 ms

be.css

be.css

124 ms

animations.min.css

animations.min.css

142 ms

fontawesome.css

fontawesome.css

114 ms

jplayer.blue.monday.min.css

jplayer.blue.monday.min.css

25 ms

responsive.css

responsive.css

34 ms

style.css

style.css

44 ms

css

css

31 ms

jquery.min.js

jquery.min.js

151 ms

jquery-migrate.min.js

jquery-migrate.min.js

194 ms

css

css

27 ms

divider-2.css

divider-2.css

237 ms

post-78.css

post-78.css

241 ms

rs6.css

rs6.css

238 ms

index.js

index.js

142 ms

index.js

index.js

142 ms

rbtools.min.js

rbtools.min.js

157 ms

rs6.min.js

rs6.min.js

287 ms

core.min.js

core.min.js

286 ms

tabs.min.js

tabs.min.js

329 ms

debouncedresize.min.js

debouncedresize.min.js

698 ms

magnificpopup.min.js

magnificpopup.min.js

328 ms

menu.js

menu.js

330 ms

visible.min.js

visible.min.js

288 ms

animations.min.js

animations.min.js

287 ms

jplayer.min.js

jplayer.min.js

365 ms

enllax.min.js

enllax.min.js

312 ms

translate3d.js

translate3d.js

328 ms

scripts.js

scripts.js

582 ms

comment-reply.min.js

comment-reply.min.js

433 ms

imagesloaded.min.js

imagesloaded.min.js

582 ms

aces-rwanda-opening.x04a00fc9.jpg

aces-rwanda-opening.x04a00fc9.jpg

1383 ms

home_kindergarten_section_bg2.png

home_kindergarten_section_bg2.png

30 ms

6WLKm-VrKfo

6WLKm-VrKfo

172 ms

logo_001470f9.svg

logo_001470f9.svg

201 ms

dummy.png

dummy.png

461 ms

interface-content-book-2-1-1.svg

interface-content-book-2-1-1.svg

463 ms

India-2-1024x683-1.jpeg

India-2-1024x683-1.jpeg

522 ms

interface-calendar.svg

interface-calendar.svg

464 ms

CCH-im.jpeg

CCH-im.jpeg

466 ms

entertainment-news-paper.svg

entertainment-news-paper.svg

461 ms

About-im-3-1024x683-1-e1685692532176.jpeg

About-im-3-1024x683-1-e1685692532176.jpeg

466 ms

Picture-1.png

Picture-1.png

512 ms

Picture-2.png

Picture-2.png

653 ms

Picture-3.png

Picture-3.png

511 ms

Picture-4.png

Picture-4.png

512 ms

innovation.png

innovation.png

517 ms

sofia.png

sofia.png

737 ms

ACES.jpeg

ACES.jpeg

651 ms

University-of-Birmingham-Logo-1024x402-1.png

University-of-Birmingham-Logo-1024x402-1.png

652 ms

lsb.png

lsb.png

653 ms

loughborough.png

loughborough.png

654 ms

the-fishermen-Page-30445-768x512-2.png

the-fishermen-Page-30445-768x512-2.png

51 ms

S6uyw4BMUTPHjx4wWw.ttf

S6uyw4BMUTPHjx4wWw.ttf

83 ms

S6u9w4BMUTPHh7USSwiPHA.ttf

S6u9w4BMUTPHh7USSwiPHA.ttf

98 ms

S6u9w4BMUTPHh6UVSwiPHA.ttf

S6u9w4BMUTPHh6UVSwiPHA.ttf

99 ms

CRANFIELD.png

CRANFIELD.png

736 ms

brighton.png

brighton.png

731 ms

IET.png

IET.png

731 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

81 ms

University-of-Birmingham-Logo-1024x402-1.jpeg

University-of-Birmingham-Logo-1024x402-1.jpeg

733 ms

beijing.png

beijing.png

688 ms

kyh.png

kyh.png

921 ms

crdf.png

crdf.png

1069 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4gaVc.ttf

45 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

43 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aX8.ttf

42 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

45 ms

JTUFjIg1_i6t8kCHKm459Wx7xQYXK0vOoz6jq6R9WXh0ow.ttf

JTUFjIg1_i6t8kCHKm459Wx7xQYXK0vOoz6jq6R9WXh0ow.ttf

45 ms

JTUFjIg1_i6t8kCHKm459Wx7xQYXK0vOoz6jq0N6WXh0ow.ttf

JTUFjIg1_i6t8kCHKm459Wx7xQYXK0vOoz6jq0N6WXh0ow.ttf

46 ms

S6u8w4BMUTPHjxsAXC-v.ttf

S6u8w4BMUTPHjxsAXC-v.ttf

45 ms

S6u_w4BMUTPHjxsI5wq_Gwfo.ttf

S6u_w4BMUTPHjxsI5wq_Gwfo.ttf

46 ms

icons.woff

icons.woff

896 ms

Picture1.png

Picture1.png

754 ms

www-player.css

www-player.css

7 ms

www-embed-player.js

www-embed-player.js

27 ms

base.js

base.js

54 ms

ad_status.js

ad_status.js

197 ms

6mt_jkCC8QEMfVv4UaXe0WVRezbgElH9_VSMBGBwk28.js

6mt_jkCC8QEMfVv4UaXe0WVRezbgElH9_VSMBGBwk28.js

152 ms

embed.js

embed.js

74 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

45 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

45 ms

id

id

35 ms

Create

Create

93 ms

GenerateIT

GenerateIT

16 ms

Accessibility Review

sustainablecooling.org accessibility score

88

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

sustainablecooling.org 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

sustainablecooling.org SEO score

93

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

Links do not have descriptive text

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 Sustainablecooling.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 Sustainablecooling.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

sustainablecooling.org

Open Graph description is not detected on the main page of Sustainable Cooling. 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: