Tools & Wizards About Us

Report Summary

  • 67

    Performance

    Renders faster than
    79% 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

  • 79

    SEO

    Google-friendlier than
    40% of websites

stoswaldsdurham.net

St Oswald's C of E Aided Primary and Nursery School

Page Load Speed

5.4 sec in total

First Response

1.9 sec

Resources Loaded

3.3 sec

Page Rendered

172 ms

About Website

Visit stoswaldsdurham.net now to see the best up-to-date St Oswald Sdurham content and also check out these interesting facts you probably never knew about stoswaldsdurham.net

St. Oswald’s is a Church of England Aided school situated in the historic City of Durham, near the University. We provide quality education for children aged 3-8 years and aim for high standards of pe...

Visit stoswaldsdurham.net

Key Findings

We analyzed Stoswaldsdurham.net page load time and found that the first response time was 1.9 sec and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

stoswaldsdurham.net performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

45/100

25%

SI (Speed Index)

Value8.1 s

20/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.077

95/100

15%

TTI (Time to Interactive)

Value5.1 s

75/100

10%

Network Requests Diagram

www.stoswaldsdurham.net

1945 ms

base.css

127 ms

jquery-1.4.3.min.js

8 ms

base.js

188 ms

cufon.js

276 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 88% of them (22 requests) were addressed to the original Stoswaldsdurham.net, 8% (2 requests) were made to Google-analytics.com and 4% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Stoswaldsdurham.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 234.3 kB (29%)

Content Size

809.0 kB

After Optimization

574.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Stoswaldsdurham.net main page is 809.0 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 646.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 21.9 kB

  • Original 28.3 kB
  • After minification 25.8 kB
  • After compression 6.4 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 21.9 kB or 77% of the original size.

Image Optimization

-22%

Potential reduce by 140.8 kB

  • Original 646.1 kB
  • After minification 505.3 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, St Oswald Sdurham needs image optimization as it can save up to 140.8 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-56%

Potential reduce by 70.6 kB

  • Original 125.0 kB
  • After minification 122.6 kB
  • After compression 54.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 70.6 kB or 56% of the original size.

CSS Optimization

-11%

Potential reduce by 1.0 kB

  • Original 9.6 kB
  • After minification 9.6 kB
  • After compression 8.6 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. Stoswaldsdurham.net needs all CSS files to be minified and compressed as it can save up to 1.0 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (42%)

Requests Now

24

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of St Oswald Sdurham. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

stoswaldsdurham.net accessibility score

86

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

Best Practices

stoswaldsdurham.net 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

SEO Factors

stoswaldsdurham.net SEO score

79

Search Engine Optimization Advices

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 Stoswaldsdurham.net 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 Stoswaldsdurham.net 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 St Oswald Sdurham. 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: