Tools & Wizards About Us
mainstreamleisure.co.uk screenshot

Report Summary

  • 65

    Performance

    Renders faster than
    78% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

mainstreamleisure.co.uk

Home - Mainstream Leisure

Page Load Speed

2.7 sec in total

First Response

559 ms

Resources Loaded

1.9 sec

Page Rendered

202 ms

mainstreamleisure.co.uk screenshot

About Website

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

Thames Boat Cruises & Events, incorporating Mainstream Leisure are Thames Boat cruise specialists. 50+yrs organising public Thames cruise experiences and exclusive private boat hire in London, Surrey,...

Visit mainstreamleisure.co.uk

Key Findings

We analyzed Mainstreamleisure.co.uk page load time and found that the first response time was 559 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

mainstreamleisure.co.uk performance score

65

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.158

74/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

Network Requests Diagram

mainstreamleisure.co.uk

559 ms

btcontentslider.css

83 ms

template.css

255 ms

mainstream.css

230 ms

css

31 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 96% of them (23 requests) were addressed to the original Mainstreamleisure.co.uk, 4% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (559 ms) belongs to the original domain Mainstreamleisure.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 46.4 kB (5%)

Content Size

1.0 MB

After Optimization

976.4 kB

  • Images
  • JavaScript
  • CSS

In fact, the total size of Mainstreamleisure.co.uk main page is 1.0 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. 20% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-0%

Potential reduce by -8 B

  • Original 0 B

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 web page is already compressed.

Image Optimization

-4%

Potential reduce by 42.1 kB

  • Original 1.0 MB
  • After minification 971.8 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. Mainstream Leisure images are well optimized though.

JavaScript Optimization

-52%

Potential reduce by 4.1 kB

  • Original 7.9 kB
  • After minification 7.9 kB
  • After compression 3.8 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 4.1 kB or 52% of the original size.

CSS Optimization

-21%

Potential reduce by 207 B

  • Original 988 B
  • After minification 988 B
  • After compression 781 B

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. Mainstreamleisure.co.uk needs all CSS files to be minified and compressed as it can save up to 207 B or 21% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (70%)

Requests Now

23

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mainstream Leisure. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

mainstreamleisure.co.uk

mainstreamleisure.co.uk

559 ms

btcontentslider.css

btcontentslider.css

83 ms

template.css

template.css

255 ms

mainstream.css

mainstream.css

230 ms

css

css

31 ms

chosen.css

chosen.css

238 ms

finder.css

finder.css

243 ms

jquery.min.js

jquery.min.js

329 ms

jquery-noconflict.js

jquery-noconflict.js

243 ms

jquery-migrate.min.js

jquery-migrate.min.js

309 ms

k2.frontend.js

k2.frontend.js

316 ms

slides.js

slides.js

325 ms

default.js

default.js

344 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

345 ms

caption.js

caption.js

391 ms

bootstrap.min.js

bootstrap.min.js

399 ms

template.js

template.js

405 ms

chosen.jquery.min.js

chosen.jquery.min.js

412 ms

jquery.autocomplete.min.js

jquery.autocomplete.min.js

417 ms

river-wheel-night.jpg

river-wheel-night.jpg

485 ms

thames_outer-glow_sm.png

thames_outer-glow_sm.png

239 ms

50_years-150x150.png

50_years-150x150.png

153 ms

facebook.png

facebook.png

101 ms

original_banner_1_png_.png

original_banner_1_png_.png

167 ms

Accessibility Review

mainstreamleisure.co.uk accessibility score

91

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

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

Form elements do not have associated labels

Best Practices

mainstreamleisure.co.uk best practices score

75

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

mainstreamleisure.co.uk SEO score

85

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

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mainstreamleisure.co.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 Mainstreamleisure.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

mainstreamleisure.co.uk

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