Tools & Wizards About Us
justincraig.ac.uk screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

justincraig.ac.uk

GCSE Revision & A Level Revision Courses | Justin Craig

Page Load Speed

6.6 sec in total

First Response

117 ms

Resources Loaded

6 sec

Page Rendered

419 ms

justincraig.ac.uk screenshot

About Website

Visit justincraig.ac.uk now to see the best up-to-date Justin Craig content for United Kingdom and also check out these interesting facts you probably never knew about justincraig.ac.uk

We provide a wide range of GCSE exam revision and A Level revision courses at our centres based throughout the UK. Enquire online for free today.

Visit justincraig.ac.uk

Key Findings

We analyzed Justincraig.ac.uk page load time and found that the first response time was 117 ms and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

justincraig.ac.uk performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

16/100

10%

LCP (Largest Contentful Paint)

Value13.9 s

0/100

25%

SI (Speed Index)

Value10.5 s

8/100

10%

TBT (Total Blocking Time)

Value2,300 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.066

97/100

15%

TTI (Time to Interactive)

Value15.2 s

7/100

10%

Network Requests Diagram

justincraig.ac.uk

117 ms

www.justincraig.ac.uk

1012 ms

js

63 ms

1715081657-css3ba083ff68040981a7dc392c29bd382885063520d932cf78192f92a9a8c83.css

251 ms

1715081657-css7fe253ea9090112d5618732fb0685d1838288794e183a82dfbbe4eeb2e58f.css

348 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 14% of them (12 requests) were addressed to the original Justincraig.ac.uk, 23% (20 requests) were made to Static1.justincraig.ac.uk and 19% (17 requests) were made to Static2.justincraig.ac.uk. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Justincraig.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 127.4 kB (15%)

Content Size

870.9 kB

After Optimization

743.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Justincraig.ac.uk main page is 870.9 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. 65% of websites need less resources to load. Javascripts take 487.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 71.9 kB

  • Original 92.7 kB
  • After minification 92.7 kB
  • After compression 20.9 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 71.9 kB or 77% of the original size.

Image Optimization

-3%

Potential reduce by 5.6 kB

  • Original 218.2 kB
  • After minification 212.6 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. Justin Craig images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 49.6 kB

  • Original 487.0 kB
  • After minification 486.9 kB
  • After compression 437.4 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 318 B

  • Original 73.0 kB
  • After minification 73.0 kB
  • After compression 72.7 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. Justincraig.ac.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 55 (70%)

Requests Now

79

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Justin Craig. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

justincraig.ac.uk

justincraig.ac.uk

117 ms

www.justincraig.ac.uk

www.justincraig.ac.uk

1012 ms

js

js

63 ms

1715081657-css3ba083ff68040981a7dc392c29bd382885063520d932cf78192f92a9a8c83.css

1715081657-css3ba083ff68040981a7dc392c29bd382885063520d932cf78192f92a9a8c83.css

251 ms

1715081657-css7fe253ea9090112d5618732fb0685d1838288794e183a82dfbbe4eeb2e58f.css

1715081657-css7fe253ea9090112d5618732fb0685d1838288794e183a82dfbbe4eeb2e58f.css

348 ms

1715081657-css0a9abf3ff74eaf59cac86608016542f56ba330555c5a8b970cd4526236b2f.css

1715081657-css0a9abf3ff74eaf59cac86608016542f56ba330555c5a8b970cd4526236b2f.css

343 ms

1715081657-css3f3ccfe7831ddb013df564abc118775b58c3755359d48a734fc8ad928389b.css

1715081657-css3f3ccfe7831ddb013df564abc118775b58c3755359d48a734fc8ad928389b.css

342 ms

1715081657-cssc544fe973b898eaf74725494fb6db3165642edcda2196e2ff84f837d11ee1.css

1715081657-cssc544fe973b898eaf74725494fb6db3165642edcda2196e2ff84f837d11ee1.css

338 ms

1715081657-cssf9b8896942e1d70ac4eced38b3b45e94105603e28b62dbacf2c7cf1dc98ef.css

1715081657-cssf9b8896942e1d70ac4eced38b3b45e94105603e28b62dbacf2c7cf1dc98ef.css

336 ms

1715081657-cssa47d62b325dfc47a5a999fb70b2d586372138b2f650a00b41ee04eba1b5e7.css

1715081657-cssa47d62b325dfc47a5a999fb70b2d586372138b2f650a00b41ee04eba1b5e7.css

410 ms

1715081657-css3fe303d1598b1e522fdada2e138ef237d73d957b973ccefa91ce2952e02ba.css

1715081657-css3fe303d1598b1e522fdada2e138ef237d73d957b973ccefa91ce2952e02ba.css

538 ms

1715081657-css6f6514afe80ac548240d13b1481b05d08e0a291dc2f101e1d134002735ad1.css

1715081657-css6f6514afe80ac548240d13b1481b05d08e0a291dc2f101e1d134002735ad1.css

536 ms

email-decode.min.js

email-decode.min.js

45 ms

index.js

index.js

306 ms

index.js

index.js

308 ms

jquery.min.js

jquery.min.js

303 ms

all.js

all.js

572 ms

rAF.js

rAF.js

298 ms

ResizeSensor.js

ResizeSensor.js

543 ms

sticky-sidebar.js

sticky-sidebar.js

305 ms

glint.js

glint.js

665 ms

flickity.min.js

flickity.min.js

543 ms

api.js

api.js

153 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

572 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

568 ms

wp-polyfill.min.js

wp-polyfill.min.js

571 ms

index.js

index.js

571 ms

jquery-migrate.min.js

jquery-migrate.min.js

708 ms

ivory-search.min.js

ivory-search.min.js

706 ms

styling.min.js

styling.min.js

711 ms

lazyload.min.js

lazyload.min.js

566 ms

conversion.js

conversion.js

182 ms

jquery.min.js

jquery.min.js

147 ms

04cabaa2-c01d-46e0-8e14-58814eba4807.js

04cabaa2-c01d-46e0-8e14-58814eba4807.js

149 ms

js

js

71 ms

analytics.js

analytics.js

113 ms

collect

collect

15 ms

collect

collect

26 ms

ga-audiences

ga-audiences

15 ms

gtm.js

gtm.js

119 ms

fbevents.js

fbevents.js

149 ms

hotjar-1600896.js

hotjar-1600896.js

318 ms

bat.js

bat.js

149 ms

arrow-down.png

arrow-down.png

295 ms

singular-boy-shot-brochure.jpg

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406 ms

EJRVQgYoZZY2vCFuvAFWzrk.woff

EJRVQgYoZZY2vCFuvAFWzrk.woff

115 ms

EJRSQgYoZZY2vCFuvAnt66qSVy0.woff

EJRSQgYoZZY2vCFuvAnt66qSVy0.woff

114 ms

5092116.js

5092116.js

110 ms

recaptcha__en.js

recaptcha__en.js

116 ms

justin-craig-pebbles.png

justin-craig-pebbles.png

270 ms

jc-video-still-320.jpg

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273 ms

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550 ms

optanon.css

optanon.css

333 ms

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225 ms

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SS-red-hair-girl-studying-in-sunshine-360px.jpg

226 ms

dofe-and-other-logo-138x300.png

dofe-and-other-logo-138x300.png

312 ms

course-portfolio-fees.jpg

course-portfolio-fees.jpg

312 ms

revision-courses-tile.jpg

revision-courses-tile.jpg

1070 ms

Online-study-boy.jpg

Online-study-boy.jpg

225 ms

online-courses.jpg

online-courses.jpg

2212 ms

logo-white-justin-craig.png

logo-white-justin-craig.png

222 ms

justin-craig-new-logo.png

justin-craig-new-logo.png

1984 ms

justin-craig-homepage-logo-large.png

justin-craig-homepage-logo-large.png

1911 ms

review-stars-5.png

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1684 ms

facebook_share_silber_seal.png

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2333 ms

justin-craig-education-logo-white2.png

justin-craig-education-logo-white2.png

2089 ms

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3056 ms

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2997 ms

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2997 ms

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122 ms

5092116

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143 ms

15 ms

clarity.js

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15 ms

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anchor

65 ms

styles__ltr.css

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10 ms

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23 ms

y5IoXjo-_eM__FZ7BqlwDG0FWQvBnHNJLFAhT4QXhzA.js

y5IoXjo-_eM__FZ7BqlwDG0FWQvBnHNJLFAhT4QXhzA.js

48 ms

webworker.js

webworker.js

47 ms

logo_48.png

logo_48.png

35 ms

trackpoint-async.js

trackpoint-async.js

150 ms

recaptcha__en.js

recaptcha__en.js

41 ms

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35 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

42 ms

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

44 ms

120 ms

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c.gif

9 ms

Accessibility Review

justincraig.ac.uk accessibility score

96

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.

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

Links do not have a discernible name

Best Practices

justincraig.ac.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

High

Page has valid source maps

SEO Factors

justincraig.ac.uk SEO score

84

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

High

Tap targets are not sized appropriately

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 Justincraig.ac.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 Justincraig.ac.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

justincraig.ac.uk

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