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thetetley.org screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

thetetley.org

Yorkshire Contemporary | Visual arts charity based in Leeds

Page Load Speed

2.2 sec in total

First Response

178 ms

Resources Loaded

1.5 sec

Page Rendered

532 ms

thetetley.org screenshot

About Website

Welcome to thetetley.org homepage info - get ready to check Thetetley best content for United Kingdom right away, or after learning these important things about thetetley.org

Yorkshire Contemporary is a visual arts organisation based in Leeds. You may have known us as The Tetley, a contemporary art gallery open 2013–2023.

Visit thetetley.org

Key Findings

We analyzed Thetetley.org page load time and found that the first response time was 178 ms and then it took 2 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

thetetley.org performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

6/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value500 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.2 s

51/100

10%

Network Requests Diagram

thetetley.org

178 ms

yorkshirecontemporary.org

168 ms

yorkshirecontemporary.org

420 ms

js

94 ms

style.min.css

159 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Thetetley.org, 59% (23 requests) were made to Yorkshirecontemporary.org and 18% (7 requests) were made to Unpkg.com. The less responsive or slowest element that took the longest time to load (420 ms) relates to the external source Yorkshirecontemporary.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 191.6 kB (54%)

Content Size

356.2 kB

After Optimization

164.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Thetetley.org main page is 356.2 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 217.4 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 60.5 kB

  • Original 71.8 kB
  • After minification 57.5 kB
  • After compression 11.3 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. This page needs HTML code to be minified as it can gain 14.4 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 60.5 kB or 84% of the original size.

Image Optimization

-51%

Potential reduce by 34.4 kB

  • Original 67.1 kB
  • After minification 32.7 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, Thetetley needs image optimization as it can save up to 34.4 kB or 51% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-45%

Potential reduce by 96.8 kB

  • Original 217.4 kB
  • After minification 212.9 kB
  • After compression 120.6 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 96.8 kB or 45% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (48%)

Requests Now

29

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Thetetley. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

thetetley.org

thetetley.org

178 ms

yorkshirecontemporary.org

yorkshirecontemporary.org

168 ms

yorkshirecontemporary.org

yorkshirecontemporary.org

420 ms

js

js

94 ms

style.min.css

style.min.css

159 ms

style-a2ccdead40bf38e77db472ba6c456f9e.css

style-a2ccdead40bf38e77db472ba6c456f9e.css

244 ms

jquery.min.js

jquery.min.js

339 ms

jquery-migrate.min.js

jquery-migrate.min.js

276 ms

mc-validate.js

mc-validate.js

98 ms

lazysizes.min.js

lazysizes.min.js

79 ms

ls.unveilhooks.min.js

ls.unveilhooks.min.js

97 ms

imagesloaded.min.js

imagesloaded.min.js

208 ms

photoswipe.min.js

photoswipe.min.js

76 ms

photoswipe-ui-default.min.js

photoswipe-ui-default.min.js

95 ms

flickity.pkgd.min.js

flickity.pkgd.min.js

113 ms

gsap.min.js

gsap.min.js

97 ms

ScrollToPlugin.min.js

ScrollToPlugin.min.js

98 ms

ScrollTrigger.min.js

ScrollTrigger.min.js

96 ms

js

js

112 ms

main-4ef8fb5f2ded0c2eedc59929ed47d538.js

main-4ef8fb5f2ded0c2eedc59929ed47d538.js

203 ms

lazysizes.min.js

lazysizes.min.js

29 ms

ls.unveilhooks.min.js

ls.unveilhooks.min.js

22 ms

flickity.pkgd.min.js

flickity.pkgd.min.js

18 ms

flickity.pkgd.min.js

flickity.pkgd.min.js

17 ms

Exhibition_Benaiah-Matheson_Venice-Pavilion-2024-10x7.jpg

Exhibition_Benaiah-Matheson_Venice-Pavilion-2024-10x7.jpg

102 ms

Tiny-Tetley-Studio-free-family-play-space-in-Leeds-3-Photo-Jo-Ritchie-10x7.jpg

Tiny-Tetley-Studio-free-family-play-space-in-Leeds-3-Photo-Jo-Ritchie-10x7.jpg

102 ms

Participation_Emily-Binks-Home-is-2022.-Photo-Jules-Lister3-10x7.jpg

Participation_Emily-Binks-Home-is-2022.-Photo-Jules-Lister3-10x7.jpg

105 ms

Participation_Tetley-Hamara-Splat-Mat_%C2%A9Ronnie-Danaher-44-10x7.jpg

Participation_Tetley-Hamara-Splat-Mat_%C2%A9Ronnie-Danaher-44-10x7.jpg

103 ms

Hero-option-closer-10x6.jpg

Hero-option-closer-10x6.jpg

106 ms

Participation_Rowland-Road-WMC-Apr-2024.-Photo-Jules-Lister-10x7.jpg

Participation_Rowland-Road-WMC-Apr-2024.-Photo-Jules-Lister-10x7.jpg

103 ms

Benaiah-Matheson-residency-in-Grenada.-Photo-Georgia-Taylor-Aguilar2-7x10.jpg

Benaiah-Matheson-residency-in-Grenada.-Photo-Georgia-Taylor-Aguilar2-7x10.jpg

198 ms

850px_ArchiveTai-Shani-Semiramis-2018.-Courtesy-the-artist-and-The-Tetley.-Photo-Jules-Lister-1-10x7.jpg

850px_ArchiveTai-Shani-Semiramis-2018.-Courtesy-the-artist-and-The-Tetley.-Photo-Jules-Lister-1-10x7.jpg

199 ms

grant_png_black-1.png

grant_png_black-1.png

239 ms

Vector.svg

Vector.svg

198 ms

Vector-3.svg

Vector-3.svg

202 ms

UKSPF-logos-black-and-white-website.png

UKSPF-logos-black-and-white-website.png

268 ms

basis-grotesque-regular-W5GNODY6.woff

basis-grotesque-regular-W5GNODY6.woff

141 ms

basis-grotesque-medium-SVIYCGDE.woff

basis-grotesque-medium-SVIYCGDE.woff

218 ms

basis-grotesque-bold-K6PPRMW6.woff

basis-grotesque-bold-K6PPRMW6.woff

227 ms

Accessibility Review

thetetley.org accessibility score

89

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

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

thetetley.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

thetetley.org SEO score

100

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 Thetetley.org 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 Thetetley.org 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

thetetley.org

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