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greatwaves.co.uk screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

greatwaves.co.uk

Great Waves Swimming Academy - Swimming Lessons Surrey

Page Load Speed

3.2 sec in total

First Response

362 ms

Resources Loaded

2.7 sec

Page Rendered

170 ms

greatwaves.co.uk screenshot

About Website

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

Swimming Lessons London, Surrey and the Home Counties. Specialists in Disability Swimming and Special Educational Needs Swimming. Swimming Lessons Surrey

Visit greatwaves.co.uk

Key Findings

We analyzed Greatwaves.co.uk page load time and found that the first response time was 362 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

greatwaves.co.uk performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value680 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0.029

100/100

15%

TTI (Time to Interactive)

Value8.2 s

41/100

10%

Network Requests Diagram

greatwaves.co.uk

362 ms

www.greatwaves.co.uk

389 ms

bootstrap.css

381 ms

bootstrap-theme.css

279 ms

style.css

359 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 76% of them (34 requests) were addressed to the original Greatwaves.co.uk, 11% (5 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Greatwaves.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 33.6 kB (11%)

Content Size

296.5 kB

After Optimization

262.9 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Greatwaves.co.uk main page is 296.5 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. 25% of websites need less resources to load. Images take 241.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 26.5 kB

  • Original 34.4 kB
  • After minification 30.6 kB
  • After compression 7.9 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 3.8 kB, 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 26.5 kB or 77% of the original size.

Image Optimization

-3%

Potential reduce by 7.0 kB

  • Original 241.1 kB
  • After minification 234.1 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. Great Waves images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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

Number of requests can be reduced by 23 (61%)

Requests Now

38

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Great Waves. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

greatwaves.co.uk

greatwaves.co.uk

362 ms

www.greatwaves.co.uk

www.greatwaves.co.uk

389 ms

bootstrap.css

bootstrap.css

381 ms

bootstrap-theme.css

bootstrap-theme.css

279 ms

style.css

style.css

359 ms

modernizr-2.6.2-respond-1.1.0.min.js

modernizr-2.6.2-respond-1.1.0.min.js

397 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

429 ms

bootstrap.min.js

bootstrap.min.js

376 ms

main.js

main.js

386 ms

jquery.leanModal.min.js

jquery.leanModal.min.js

633 ms

style.min.css

style.min.css

724 ms

styles.css

styles.css

662 ms

style.css

style.css

500 ms

style.css

style.css

669 ms

js

js

63 ms

jquery.min.js

jquery.min.js

781 ms

jquery-migrate.min.js

jquery-migrate.min.js

753 ms

css

css

36 ms

all.min.css

all.min.css

27 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

916 ms

wp-polyfill.min.js

wp-polyfill.min.js

1001 ms

index.js

index.js

937 ms

scripts.js

scripts.js

1106 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

361 ms

easy-table.css

easy-table.css

426 ms

logo.png

logo.png

401 ms

logo-sml.png

logo-sml.png

105 ms

footer-logo.png

footer-logo.png

281 ms

bg-header-home.jpg

bg-header-home.jpg

447 ms

bg-wave.png

bg-wave.png

276 ms

bg-wave-dark.png

bg-wave-dark.png

300 ms

home-001.jpg

home-001.jpg

360 ms

icon-twitter.png

icon-twitter.png

558 ms

home-002.jpg

home-002.jpg

704 ms

home-003.jpg

home-003.jpg

674 ms

icon-twitter-2.png

icon-twitter-2.png

465 ms

bg-modal.jpg

bg-modal.jpg

831 ms

analytics.js

analytics.js

21 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQ.woff

22 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

26 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVQ.woff

30 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aXw.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aXw.woff

33 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aXw.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aXw.woff

34 ms

collect

collect

14 ms

js

js

51 ms

Accessibility Review

greatwaves.co.uk accessibility score

66

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

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

greatwaves.co.uk best practices score

83

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

High

Page has valid source maps

SEO Factors

greatwaves.co.uk 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

Image elements do not have [alt] attributes

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 Greatwaves.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 Greatwaves.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

greatwaves.co.uk

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