Tools & Wizards About Us

Report Summary

  • 97

    Performance

    Renders faster than
    94% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

dingding.org.uk

DingDing - the original public transport-themed, whiteboard-friendly, free to use website for learners, teachers and parents 2003-10.

Page Load Speed

20.4 sec in total

First Response

211 ms

Resources Loaded

20 sec

Page Rendered

170 ms

About Website

Welcome to dingding.org.uk homepage info - get ready to check Ding best content right away, or after learning these important things about dingding.org.uk

DingDing is a interactive educational website aimed at children at keystages 1, 2 and 3 though the thematic of public transport. We provide tiered learning through exploration modules working in conju...

Visit dingding.org.uk

Key Findings

We analyzed Dingding.org.uk page load time and found that the first response time was 211 ms and then it took 20.1 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

dingding.org.uk performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

96/100

10%

LCP (Largest Contentful Paint)

Value2.2 s

94/100

25%

SI (Speed Index)

Value1.5 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.095

91/100

15%

TTI (Time to Interactive)

Value1.5 s

100/100

10%

Network Requests Diagram

dingding.org.uk

211 ms

swfobject.js

9 ms

urchin.js

8 ms

bg.jpg

199 ms

get_flash_player.gif

19747 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 80% of them (16 requests) were addressed to the original Dingding.org.uk, 10% (2 requests) were made to Google-analytics.com and 5% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (19.7 sec) relates to the external source Adobe.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 14.3 kB (13%)

Content Size

106.8 kB

After Optimization

92.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Dingding.org.uk main page is 106.8 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. 15% of websites need less resources to load. Images take 87.8 kB which makes up the majority of the site volume.

HTML Optimization

-64%

Potential reduce by 5.3 kB

  • Original 8.2 kB
  • After minification 7.2 kB
  • After compression 2.9 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. This page needs HTML code to be minified as it can gain 931 B, which is 11% 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 5.3 kB or 64% of the original size.

Image Optimization

-9%

Potential reduce by 8.0 kB

  • Original 87.8 kB
  • After minification 79.8 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. Ding images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 1.1 kB

  • Original 10.8 kB
  • After minification 10.8 kB
  • After compression 9.7 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.

Requests Breakdown

We found no issues to fix!

Requests Now

18

After Optimization

18

  • Images
  • JavaScript

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ding . According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

dingding.org.uk accessibility score

86

Accessibility Issues

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

<object> elements do not have alternate text

Best Practices

dingding.org.uk best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

dingding.org.uk SEO score

67

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

Document uses plugins

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dingding.org.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 Dingding.org.uk main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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