Tools & Wizards About Us
witherslackgroup.co.uk screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

witherslackgroup.co.uk

Special Educational Needs Schools & SEND Support - Witherslack Group

Page Load Speed

2.6 sec in total

First Response

307 ms

Resources Loaded

1.8 sec

Page Rendered

539 ms

witherslackgroup.co.uk screenshot

About Website

Visit witherslackgroup.co.uk now to see the best up-to-date Witherslack Group content for United Kingdom and also check out these interesting facts you probably never knew about witherslackgroup.co.uk

Witherslack Group is the leading provider of specialist education and care for young people with special educational needs. Also providing SEND advice and support.

Visit witherslackgroup.co.uk

Key Findings

We analyzed Witherslackgroup.co.uk page load time and found that the first response time was 307 ms and then it took 2.3 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

witherslackgroup.co.uk performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value980 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.7 s

14/100

10%

Network Requests Diagram

witherslackgroup.co.uk

307 ms

www.witherslackgroup.co.uk

444 ms

main.css

294 ms

uc.js

59 ms

69 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 76% of them (35 requests) were addressed to the original Witherslackgroup.co.uk, 2% (1 request) were made to Consent.cookiebot.com and 2% (1 request) were made to Extreme-ip-lookup.com. The less responsive or slowest element that took the longest time to load (700 ms) belongs to the original domain Witherslackgroup.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 69.6 kB (17%)

Content Size

402.1 kB

After Optimization

332.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Witherslackgroup.co.uk main page is 402.1 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. Javascripts take 240.6 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 50.0 kB

  • Original 59.8 kB
  • After minification 47.9 kB
  • After compression 9.9 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 12.0 kB, which is 20% 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 50.0 kB or 84% of the original size.

Image Optimization

-11%

Potential reduce by 6.6 kB

  • Original 62.7 kB
  • After minification 56.1 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. Obviously, Witherslack Group needs image optimization as it can save up to 6.6 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-5%

Potential reduce by 13.0 kB

  • Original 240.6 kB
  • After minification 240.5 kB
  • After compression 227.6 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 38.9 kB
  • After minification 38.9 kB
  • After compression 38.9 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. Witherslackgroup.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 16 (38%)

Requests Now

42

After Optimization

26

  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Witherslack Group. 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 as a result speed up the page load time.

Network Requests Diagram

witherslackgroup.co.uk

witherslackgroup.co.uk

307 ms

www.witherslackgroup.co.uk

www.witherslackgroup.co.uk

444 ms

main.css

main.css

294 ms

uc.js

uc.js

59 ms

69 ms

main.js

main.js

607 ms

7721566.js

7721566.js

75 ms

addthis_widget.js

addthis_widget.js

36 ms

gtm.js

gtm.js

149 ms

witherslack-group-logo.png

witherslack-group-logo.png

154 ms

homepage-hero-shapes-a.png

homepage-hero-shapes-a.png

218 ms

homepage-hero-shapes-b.png

homepage-hero-shapes-b.png

304 ms

homepage-hero-shapes-c.png

homepage-hero-shapes-c.png

373 ms

homepage-hero-shapes-d.png

homepage-hero-shapes-d.png

384 ms

wggoodoutstandingofstedwhite-backgroundv2169.png

wggoodoutstandingofstedwhite-backgroundv2169.png

387 ms

arrow-static-down-left.png

arrow-static-down-left.png

384 ms

futures-600x450-mixed-sector-with-logo.jpg

futures-600x450-mixed-sector-with-logo.jpg

460 ms

wg-esg-graphics-848x524-graphics-v34.png

wg-esg-graphics-848x524-graphics-v34.png

385 ms

witherslackwicon.png

witherslackwicon.png

444 ms

itacicon.png

itacicon.png

465 ms

schoolicon.png

schoolicon.png

466 ms

learningcentreicon.png

learningcentreicon.png

467 ms

dovetree-school-2021-89.jpg

dovetree-school-2021-89.jpg

543 ms

westmorland-school-2021-133.jpg

westmorland-school-2021-133.jpg

525 ms

arrow-static-down-right.png

arrow-static-down-right.png

540 ms

grey-shapes.png

grey-shapes.png

542 ms

podcasticon.png

podcasticon.png

544 ms

resourcesicon.png

resourcesicon.png

543 ms

istock-1135118255.jpg

istock-1135118255.jpg

607 ms

purple-dots-grid-bg.png

purple-dots-grid-bg.png

618 ms

twittersimplifiedicon.png

twittersimplifiedicon.png

627 ms

facebooksimplifiedicon.png

facebooksimplifiedicon.png

626 ms

instagramicon.png

instagramicon.png

625 ms

witherslack-group-logo_white-text.png

witherslack-group-logo_white-text.png

622 ms

facebook-icon.png

facebook-icon.png

684 ms

twitter-icon.png

twitter-icon.png

694 ms

linkedin-icon.png

linkedin-icon.png

700 ms

instagram-icon.png

instagram-icon.png

700 ms

roboto-light-webfont.woff

roboto-light-webfont.woff

650 ms

robotoslab-variablefont_wght-webfont.woff

robotoslab-variablefont_wght-webfont.woff

656 ms

collectedforms.js

collectedforms.js

48 ms

banner.js

banner.js

101 ms

web-interactives-embed.js

web-interactives-embed.js

74 ms

conversations-embed.js

conversations-embed.js

52 ms

leadflows.js

leadflows.js

58 ms

7721566.js

7721566.js

199 ms

Accessibility Review

witherslackgroup.co.uk accessibility score

82

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-*] attributes do not match their roles

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

witherslackgroup.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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

witherslackgroup.co.uk SEO score

93

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

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 Witherslackgroup.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 Witherslackgroup.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

witherslackgroup.co.uk

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