Access londonaquaticscentre.org. Home - London Aquatics Centre

Report Summary

About Website

Visit londonaquaticscentre.org now to see the best up-to-date London Aquatics Centre content for United Kingdom and also check out these interesting facts you probably never knew about londonaquaticscentre.org

The Home of Swimming Dive into London Aquatics Centre and all it has to offer. This iconic venue is one of the most technologically advanced swimming facilities in the world, [...]Read More... from Ho...

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name

value

score

weighting

FCP (First Contentful Paint)

Value10.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.9 s

0/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value230 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0.565

12/100

15%

TTI (Time to Interactive)

Value14.4 s

9/100

10%

www.londonaquaticscentre.org

1206 ms

873003a3e9.js

85 ms

gwm2qsd.css

128 ms

js

145 ms

formidableforms.css

362 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 80% of them (32 requests) were addressed to the original Londonaquaticscentre.org, 8% (3 requests) were made to Use.typekit.net and 3% (1 request) were made to Kit.fontawesome.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Londonaquaticscentre.org.

Content Size

2.1 MB

After Optimization

1.2 MB

In fact, the total size of Londonaquaticscentre.org main page is 2.1 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. 65% of websites need less resources to load. Images take 905.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 47.3 kB

Original 59.2 kB
After minification 56.6 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. 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 47.3 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 10.6 kB

Original 905.0 kB
After minification 894.4 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. London Aquatics Centre images are well optimized though.

JavaScript Optimization

-53%

Potential reduce by 182.3 kB

Original 345.1 kB
After minification 345.1 kB
After compression 162.8 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 182.3 kB or 53% of the original size.

CSS Optimization

-85%

Potential reduce by 690.0 kB

Original 816.2 kB
After minification 808.8 kB
After compression 126.2 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. Londonaquaticscentre.org needs all CSS files to be minified and compressed as it can save up to 690.0 kB or 85% of the original size.

Requests Now

After Optimization

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of London Aquatics 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 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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/).

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 Londonaquaticscentre.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 Londonaquaticscentre.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

londonaquaticscentre.org

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Home - London Aquatics Centre

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)