Report Summary

  • 6

    Performance

    Renders faster than
    29% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 77

    Best Practices

    More advanced features
    available than in
    64% of websites

  • 93

    SEO

    Google-friendlier than
    88% of websites

leeds.gov.uk

Welcome to LEEDS.GOV.UK - Leeds City Council

Page Load Speed

1.2 sec in total

First Response

256 ms

Resources Loaded

828 ms

Page Rendered

120 ms

leeds.gov.uk screenshot

About Website

Visit leeds.gov.uk now to see the best up-to-date LEEDS content for United Kingdom and also check out these interesting facts you probably never knew about leeds.gov.uk

Leeds City Council is the local authority of the City of Leeds, West Yorkshire.

Visit leeds.gov.uk

Key Findings

We analyzed Leeds.gov.uk page load time and found that the first response time was 256 ms and then it took 948 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

leeds.gov.uk performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value36.3 s

0/100

25%

SI (Speed Index)

Value8.8 s

16/100

10%

TBT (Total Blocking Time)

Value4,770 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.409

25/100

15%

TTI (Time to Interactive)

Value35.9 s

0/100

10%

Network Requests Diagram

leeds.gov.uk

256 ms

welcome.png

571 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Leeds.gov.uk and no external sources were called. The less responsive or slowest element that took the longest time to load (571 ms) belongs to the original domain Leeds.gov.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.0 MB (68%)

Content Size

3.0 MB

After Optimization

948.3 kB

In fact, the total size of Leeds.gov.uk main page is 3.0 MB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-33%

Potential reduce by 215 B

  • Original 652 B
  • After minification 651 B
  • After compression 437 B

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 215 B or 33% of the original size.

Image Optimization

-21%

Potential reduce by 126.7 kB

  • Original 603.3 kB
  • After minification 476.6 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. Obviously, LEEDS needs image optimization as it can save up to 126.7 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-79%

Potential reduce by 1.5 MB

  • Original 1.9 MB
  • After minification 1.9 MB
  • After compression 415.6 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 1.5 MB or 79% of the original size.

CSS Optimization

-87%

Potential reduce by 374.5 kB

  • Original 430.1 kB
  • After minification 303.2 kB
  • After compression 55.6 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. Leeds.gov.uk needs all CSS files to be minified and compressed as it can save up to 374.5 kB or 87% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

1

After Optimization

1

The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LEEDS. According to our analytics all requests are already optimized.

Accessibility Review

leeds.gov.uk accessibility score

93

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

Best Practices

leeds.gov.uk best practices score

77

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

High

Registers an unload listener

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

leeds.gov.uk SEO score

93

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Leeds.gov.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 Leeds.gov.uk main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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