Tools & Wizards About Us
dulwich.org screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

dulwich.org

Best International School in Asia | Dulwich College International | Dulwich College International

Page Load Speed

8.4 sec in total

First Response

246 ms

Resources Loaded

7.2 sec

Page Rendered

926 ms

dulwich.org screenshot

About Website

Click here to check amazing Dulwich content for Singapore. Otherwise, check out these important facts you probably never knew about dulwich.org

We are the leading network of British international schools offering the globally IB program. Discover and achieve academic excellence with us.

Visit dulwich.org

Key Findings

We analyzed Dulwich.org page load time and found that the first response time was 246 ms and then it took 8.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

dulwich.org performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

4/100

10%

LCP (Largest Contentful Paint)

Value28.2 s

0/100

25%

SI (Speed Index)

Value16.7 s

0/100

10%

TBT (Total Blocking Time)

Value1,220 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.081

94/100

15%

TTI (Time to Interactive)

Value26.9 s

0/100

10%

Network Requests Diagram

dulwich.org

246 ms

dulwich.org

548 ms

www.dulwich.org

1413 ms

optimize.js

58 ms

sdkEntry.js

1869 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 37% of them (21 requests) were addressed to the original Dulwich.org, 53% (30 requests) were made to Assets.dulwich.org and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.1 sec) relates to the external source Assets.dulwich.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 389.3 kB (11%)

Content Size

3.6 MB

After Optimization

3.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dulwich.org main page is 3.6 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 3.3 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 115.4 kB

  • Original 128.7 kB
  • After minification 71.4 kB
  • After compression 13.2 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 57.2 kB, which is 44% 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 115.4 kB or 90% of the original size.

Image Optimization

-8%

Potential reduce by 273.9 kB

  • Original 3.3 MB
  • After minification 3.1 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. Dulwich images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 75 B

  • Original 27.7 kB
  • After minification 27.7 kB
  • After compression 27.6 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 0 B

  • Original 58.5 kB
  • After minification 58.5 kB
  • After compression 58.5 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. Dulwich.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 8 (16%)

Requests Now

49

After Optimization

41

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dulwich. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

dulwich.org

dulwich.org

246 ms

dulwich.org

dulwich.org

548 ms

www.dulwich.org

www.dulwich.org

1413 ms

optimize.js

optimize.js

58 ms

sdkEntry.js

sdkEntry.js

1869 ms

modernizr-custom.js

modernizr-custom.js

483 ms

main.css

main.css

74 ms

main.js

main.js

558 ms

externally-accessible.js

externally-accessible.js

495 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

vcd15cbe7772f49c399c6a5babf22c1241717689176015

80 ms

analytics.js

analytics.js

180 ms

mtiFontTrackingCode.js

mtiFontTrackingCode.js

172 ms

gtm.js

gtm.js

235 ms

wx20231026-134917-at-2x.png

wx20231026-134917-at-2x.png

1742 ms

studentfirst.jpg

studentfirst.jpg

2296 ms

holisticlearning.jpg

holisticlearning.jpg

803 ms

onefamily.jpg

onefamily.jpg

921 ms

studentfirst.jpg

studentfirst.jpg

694 ms

holisticlearning.jpg

holisticlearning.jpg

947 ms

onefamily.jpg

onefamily.jpg

1078 ms

dci-ib-result-2024-en.png

dci-ib-result-2024-en.png

1238 ms

ibdp-result-2023-en.jpg

ibdp-result-2023-en.jpg

1300 ms

wechatimg296.jpeg

wechatimg296.jpeg

1310 ms

dci-ib-result-2024-en.png

dci-ib-result-2024-en.png

1620 ms

ibdp-result-2023-en.jpg

ibdp-result-2023-en.jpg

1461 ms

wechatimg296.jpeg

wechatimg296.jpeg

1546 ms

lr002864.jpg

lr002864.jpg

1589 ms

9df0942bee622ece96723eb58bd03ab6ec4c2e8f.jpg

9df0942bee622ece96723eb58bd03ab6ec4c2e8f.jpg

1687 ms

dsc-8200-edit-20220510-102752-86.jpg

dsc-8200-edit-20220510-102752-86.jpg

1796 ms

7qTjgrZYtRSUsUC4RlY5Gv14OShSQHv2jjiMojNR.jpeg

7qTjgrZYtRSUsUC4RlY5Gv14OShSQHv2jjiMojNR.jpeg

1982 ms

ef41358bfee08b4ff9a9c1bd801c8c7737d18931.png

ef41358bfee08b4ff9a9c1bd801c8c7737d18931.png

2315 ms

AyYpuNbODD1Gv7KQSnYKiAZIMsE8kjWWRRGxx8IT.jpeg

AyYpuNbODD1Gv7KQSnYKiAZIMsE8kjWWRRGxx8IT.jpeg

2068 ms

AxxKvKJHe5dxWwt5hhVlixWgoGiKjUg1jwXOu8v6.jpeg

AxxKvKJHe5dxWwt5hhVlixWgoGiKjUg1jwXOu8v6.jpeg

2129 ms

wechat-image-20210902150627-20210922-151534-393.jpg

wechat-image-20210902150627-20210922-151534-393.jpg

2040 ms

graduation-photo-2024-cover.jpg

graduation-photo-2024-cover.jpg

2462 ms

image14.jpg

image14.jpg

2286 ms

6612c4ca-1d72-4a7f-9212-d25544ae91e4.png

6612c4ca-1d72-4a7f-9212-d25544ae91e4.png

2893 ms

cover-graduation.jpg

cover-graduation.jpg

2421 ms

bryan.jpg

bryan.jpg

2748 ms

04c32e3e248e3b1d8cf1745779456ef8-sz-160557.jpg

04c32e3e248e3b1d8cf1745779456ef8-sz-160557.jpg

3109 ms

signing-10.jpg

signing-10.jpg

2744 ms

8fb883c3-194b-4b45-bdab-a2e758c5ecea.jpeg

8fb883c3-194b-4b45-bdab-a2e758c5ecea.jpeg

2765 ms

26c8ca7b-5750-401c-a90a-28c134d63c71.jpeg

26c8ca7b-5750-401c-a90a-28c134d63c71.jpeg

2816 ms

crest-logo.svg

crest-logo.svg

617 ms

dci-group-logo.svg

dci-group-logo.svg

430 ms

group-logo-text.svg

group-logo-text.svg

615 ms

Dehong_Shanghai.jpeg

Dehong_Shanghai.jpeg

600 ms

Dehong_Beijing.jpeg

Dehong_Beijing.jpeg

614 ms

Dehong_Xian.jpeg

Dehong_Xian.jpeg

879 ms

Wechat_QRcode.jpeg

Wechat_QRcode.jpeg

949 ms

DCI_Footer.jpg

DCI_Footer.jpg

1341 ms

Figtree-Regular.woff

Figtree-Regular.woff

924 ms

Figtree-ExtraBold.woff

Figtree-ExtraBold.woff

953 ms

Figtree-Bold.woff

Figtree-Bold.woff

975 ms

icomoon.ttf

icomoon.ttf

1191 ms

zawgyi.woff

zawgyi.woff

1272 ms

collect

collect

15 ms

Accessibility Review

dulwich.org accessibility score

90

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

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

dulwich.org best practices score

92

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

Missing source maps for large first-party JavaScript

SEO Factors

dulwich.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 Dulwich.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 Dulwich.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

dulwich.org

Open Graph data is detected on the main page of Dulwich. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: