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spectrumart.org.uk screenshot

Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

spectrumart.org.uk

Spectrum Art & Design | Spectrum Art & Design Ltd

Page Load Speed

9.9 sec in total

First Response

2.1 sec

Resources Loaded

7.5 sec

Page Rendered

257 ms

spectrumart.org.uk screenshot

About Website

Welcome to spectrumart.org.uk homepage info - get ready to check Spectrum Art best content right away, or after learning these important things about spectrumart.org.uk

Spectrum Art and Design - Integrated Signage Systems for Exhibitions and Museums

Visit spectrumart.org.uk

Key Findings

We analyzed Spectrumart.org.uk page load time and found that the first response time was 2.1 sec and then it took 7.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

spectrumart.org.uk performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

90/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

24/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value150 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0.205

60/100

15%

TTI (Time to Interactive)

Value5.7 s

68/100

10%

Network Requests Diagram

spectrumart.org.uk

2091 ms

stylesheet_combined_44e5dfeaa182310dd1425eb98db2dde3.css

314 ms

stylesheet_combined_7480b1811d5ee6329550f397594eb245.css

316 ms

stylesheet_combined_39e4063a3fc4363a5ebaf62b3616390c.css

315 ms

css

36 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 86% of them (38 requests) were addressed to the original Spectrumart.org.uk, 7% (3 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (5.4 sec) belongs to the original domain Spectrumart.org.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 37.2 kB (2%)

Content Size

1.7 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Spectrumart.org.uk main page is 1.7 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. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 23.0 kB

  • Original 28.2 kB
  • After minification 26.2 kB
  • After compression 5.3 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 23.0 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 3.4 kB

  • Original 1.6 MB
  • After minification 1.6 MB

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. Spectrum Art images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 8.9 kB

  • Original 83.5 kB
  • After minification 83.5 kB
  • After compression 74.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 8.9 kB or 11% of the original size.

CSS Optimization

-24%

Potential reduce by 1.9 kB

  • Original 7.8 kB
  • After minification 7.6 kB
  • After compression 5.9 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. Spectrumart.org.uk needs all CSS files to be minified and compressed as it can save up to 1.9 kB or 24% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (20%)

Requests Now

40

After Optimization

32

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spectrum Art. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

spectrumart.org.uk

spectrumart.org.uk

2091 ms

stylesheet_combined_44e5dfeaa182310dd1425eb98db2dde3.css

stylesheet_combined_44e5dfeaa182310dd1425eb98db2dde3.css

314 ms

stylesheet_combined_7480b1811d5ee6329550f397594eb245.css

stylesheet_combined_7480b1811d5ee6329550f397594eb245.css

316 ms

stylesheet_combined_39e4063a3fc4363a5ebaf62b3616390c.css

stylesheet_combined_39e4063a3fc4363a5ebaf62b3616390c.css

315 ms

css

css

36 ms

swiper.min.css

swiper.min.css

317 ms

jquery.min.js

jquery.min.js

17 ms

js

js

66 ms

swiper.min.js

swiper.min.js

403 ms

slide-dyson-insitu.jpg

slide-dyson-insitu.jpg

572 ms

slide-inHouseScreenPrinting.jpg

slide-inHouseScreenPrinting.jpg

950 ms

slide-bradfordMedia.jpg

slide-bradfordMedia.jpg

952 ms

slide-windowManifestation.jpg

slide-windowManifestation.jpg

940 ms

OnSiteScreenPrinting2.jpg

OnSiteScreenPrinting2.jpg

790 ms

InHouseScreenPrinting.jpg

InHouseScreenPrinting.jpg

952 ms

vinylRolls.jpg

vinylRolls.jpg

1061 ms

Stencilling.jpg

Stencilling.jpg

2499 ms

logo-dyson.png

logo-dyson.png

1258 ms

logo_brightonDome.png

logo_brightonDome.png

1954 ms

logo-ashmolean.png

logo-ashmolean.png

1277 ms

logo-bodleian.png

logo-bodleian.png

1265 ms

logo-bomberCommand.png

logo-bomberCommand.png

1392 ms

logo-britishMuseum.png

logo-britishMuseum.png

1570 ms

logo-englishHeritage.png

logo-englishHeritage.png

1596 ms

logo-freemasons.png

logo-freemasons.png

1599 ms

logo-johnLewis.png

logo-johnLewis.png

1705 ms

logo-kensingtonPalace.png

logo-kensingtonPalace.png

1883 ms

logo-kingsCollege.png

logo-kingsCollege.png

1929 ms

logo-philharmonic.png

logo-philharmonic.png

1911 ms

logo-pitzhanger.png

logo-pitzhanger.png

2018 ms

logo-Ravensbourne.png

logo-Ravensbourne.png

2847 ms

logo-royalAcademy.png

logo-royalAcademy.png

2460 ms

logo-stfagans.png

logo-stfagans.png

2451 ms

logo-studioMacgregor.png

logo-studioMacgregor.png

2452 ms

logo-tate.png

logo-tate.png

2459 ms

logo-towerOfLondon.png

logo-towerOfLondon.png

2766 ms

logo-warMuseum.png

logo-warMuseum.png

5428 ms

logo-westminsterCollege.png

logo-westminsterCollege.png

2779 ms

slick.min.js

slick.min.js

2782 ms

jquery.quovolver.min.js

jquery.quovolver.min.js

2818 ms

SpectrumNEWLOGO2.jpg

SpectrumNEWLOGO2.jpg

2841 ms

nuFvD-vYSZviVYUb_rj3ij__anPXJzDwcbmjWBN2PKfsunDXbtY.ttf

nuFvD-vYSZviVYUb_rj3ij__anPXJzDwcbmjWBN2PKfsunDXbtY.ttf

18 ms

nuFvD-vYSZviVYUb_rj3ij__anPXJzDwcbmjWBN2PKeiunDXbtY.ttf

nuFvD-vYSZviVYUb_rj3ij__anPXJzDwcbmjWBN2PKeiunDXbtY.ttf

22 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

26 ms

Accessibility Review

spectrumart.org.uk accessibility score

85

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 input fields do not have accessible names

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

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

spectrumart.org.uk best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

spectrumart.org.uk SEO score

89

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

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 Spectrumart.org.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 Spectrumart.org.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

spectrumart.org.uk

Open Graph description is not detected on the main page of Spectrum Art. 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: