Tools & Wizards About Us
stortfordstarfish.co.uk screenshot

Report Summary

  • 65

    Performance

    Renders faster than
    78% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

stortfordstarfish.co.uk

Stortford Starfish | Swimming Lessons | Bishops Stortford

Page Load Speed

2.1 sec in total

First Response

49 ms

Resources Loaded

2 sec

Page Rendered

52 ms

stortfordstarfish.co.uk screenshot

About Website

Welcome to stortfordstarfish.co.uk homepage info - get ready to check Stortford Starfish best content right away, or after learning these important things about stortfordstarfish.co.uk

Swimming lessons in Bishops Stortford. We are an established swim school running small classes to provide a more personal service. Ages 4 months old & upwards.

Visit stortfordstarfish.co.uk

Key Findings

We analyzed Stortfordstarfish.co.uk page load time and found that the first response time was 49 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 40% of websites can load faster.

Performance Metrics

stortfordstarfish.co.uk performance score

65

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

www.stortfordstarfish.co.uk

49 ms

minified.js

32 ms

focus-within-polyfill.js

63 ms

polyfill.min.js

1181 ms

thunderbolt-commons.5df16dfe.bundle.min.js

57 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Stortfordstarfish.co.uk, 52% (31 requests) were made to Static.wixstatic.com and 22% (13 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Polyfill-fastly.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 435.3 kB (43%)

Content Size

1.0 MB

After Optimization

567.8 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Stortfordstarfish.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. 40% of websites need less resources to load. HTML takes 448.6 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 338.0 kB

  • Original 448.6 kB
  • After minification 446.8 kB
  • After compression 110.5 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 338.0 kB or 75% of the original size.

Image Optimization

-18%

Potential reduce by 49.1 kB

  • Original 265.7 kB
  • After minification 216.5 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, Stortford Starfish needs image optimization as it can save up to 49.1 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-17%

Potential reduce by 48.1 kB

  • Original 288.8 kB
  • After minification 288.8 kB
  • After compression 240.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 48.1 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (22%)

Requests Now

46

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stortford Starfish. 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

www.stortfordstarfish.co.uk

www.stortfordstarfish.co.uk

49 ms

minified.js

minified.js

32 ms

focus-within-polyfill.js

focus-within-polyfill.js

63 ms

polyfill.min.js

polyfill.min.js

1181 ms

thunderbolt-commons.5df16dfe.bundle.min.js

thunderbolt-commons.5df16dfe.bundle.min.js

57 ms

main.dda15fae.bundle.min.js

main.dda15fae.bundle.min.js

58 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

57 ms

lodash.min.js

lodash.min.js

57 ms

react.production.min.js

react.production.min.js

55 ms

react-dom.production.min.js

react-dom.production.min.js

58 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

57 ms

3dea50_46c8062ebd6a43e9b1705ea931b433b5~mv2.png

3dea50_46c8062ebd6a43e9b1705ea931b433b5~mv2.png

418 ms

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84770f_3e5475ac18db4b6eb9c96d65b865213d~mv2.png

146 ms

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a9ff3b_37bb3c84f33348f1bcf66456855f3488.png

149 ms

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3dea50_68f161eac8f7445c923cfe383cc01ada~mv2_d_1920_1279_s_2.jpg

418 ms

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a9ff3b_29d70f8ebbd0409480ecf6b9c9e5a437.jpg

149 ms

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3dea50_ab75b73430554f14afcec1744f78963c~mv2_d_1920_1280_s_2.jpg

488 ms

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84770f_df0e0419c1f4431e848d76bade3db6ef~mv2.png

149 ms

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a9ff3b_66d752921e1b47eeabac83d8330cedc4.png

160 ms

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a9ff3b_275fda46f0d0411d9fd2f0891f0b6deb.png

159 ms

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a9ff3b_b1f946bb9ee34d0bbe9c4b1ab621dc2e.png

160 ms

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a9ff3b_247ce68f522f4718930e2c7469861b98.png

160 ms

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161 ms

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492 ms

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3dea50_02072093cbf948e8bc09e5ea058758b4~mv2.png

413 ms

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3dea50_98495d36081f4bebb43507d4dcf8b98d~mv2.jpg

363 ms

a9ff3b_1730d161743e4360a4e76e0720aed54e.png

a9ff3b_1730d161743e4360a4e76e0720aed54e.png

366 ms

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a9ff3b_d769b8bd9e4840c3bd0b3723ed860621.png

368 ms

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370 ms

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372 ms

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375 ms

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377 ms

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379 ms

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503 ms

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415 ms

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a9ff3b_603b1459682846a3942e53e1f6d6e031.png

416 ms

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a9ff3b_4a2dbce9bb4c44ec8f75e920acd7d124.png

419 ms

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a9ff3b_5df34bafb1f34288841fd8b1938018b5.png

418 ms

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3dea50_02072093cbf948e8bc09e5ea058758b4~mv2.png

510 ms

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a9ff3b_38e5f9b5a82546a689f8013ed6fce03b.png

382 ms

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84770f_1fb4564174274a7bbf84eb9f3df9afda~mv2.png

383 ms

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84770f_effc02db3b64431fa384e9028bc63812~mv2.png

383 ms

bundle.min.js

bundle.min.js

62 ms

60f4a13f-3943-432a-bb51-b612e41239c5.woff

60f4a13f-3943-432a-bb51-b612e41239c5.woff

19 ms

92 ms

88 ms

91 ms

93 ms

87 ms

87 ms

128 ms

125 ms

126 ms

124 ms

133 ms

131 ms

deprecation-en.v5.html

deprecation-en.v5.html

4 ms

bolt-performance

bolt-performance

22 ms

deprecation-style.v5.css

deprecation-style.v5.css

6 ms

right-arrow.svg

right-arrow.svg

5 ms

Accessibility Review

stortfordstarfish.co.uk accessibility score

86

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

Best Practices

stortfordstarfish.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

stortfordstarfish.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

Links do not have descriptive text

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 Stortfordstarfish.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 Stortfordstarfish.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

stortfordstarfish.co.uk

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