Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 99

    Accessibility

    Visual factors better than
    that of 96% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

radlettcentre.co.uk

Theatre, Comedy, Music and Children's Entertainment - Radlett Centre

Page Load Speed

3.6 sec in total

First Response

308 ms

Resources Loaded

2.8 sec

Page Rendered

518 ms

radlettcentre.co.uk screenshot

About Website

Visit radlettcentre.co.uk now to see the best up-to-date Radlett Centre content and also check out these interesting facts you probably never knew about radlettcentre.co.uk

Radlett Centre provides kids entertainment, theatre, art and music in Radlett, Hertfordshire UK. Our theatre and business meeting rooms are available to hire.

Visit radlettcentre.co.uk

Key Findings

We analyzed Radlettcentre.co.uk page load time and found that the first response time was 308 ms and then it took 3.3 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

radlettcentre.co.uk performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value680 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

Network Requests Diagram

radlettcentre.co.uk

308 ms

www.radlettcentre.co.uk

1580 ms

app.6faea192.css

165 ms

integrate.js

209 ms

sdk.js

17 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 88% of them (46 requests) were addressed to the original Radlettcentre.co.uk, 6% (3 requests) were made to Tickets.radlettcentre.co.uk and 4% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Radlettcentre.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 81.5 kB (10%)

Content Size

817.5 kB

After Optimization

736.0 kB

In fact, the total size of Radlettcentre.co.uk main page is 817.5 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. 35% of websites need less resources to load. Images take 598.9 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 78.2 kB

  • Original 90.2 kB
  • After minification 70.8 kB
  • After compression 11.9 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 19.4 kB, which is 22% 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 78.2 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 2.7 kB

  • Original 598.9 kB
  • After minification 596.1 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. Radlett Centre images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 571 B

  • Original 93.3 kB
  • After minification 93.3 kB
  • After compression 92.7 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.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 35.2 kB
  • After minification 35.2 kB
  • After compression 35.2 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. Radlettcentre.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 6 (14%)

Requests Now

44

After Optimization

38

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Radlett Centre. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

radlettcentre.co.uk accessibility score

99

Accessibility Issues

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

radlettcentre.co.uk best practices score

75

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

High

Browser errors were logged to the console

SEO Factors

radlettcentre.co.uk SEO score

98

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

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 Radlettcentre.co.uk 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 Radlettcentre.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

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