Report Summary

  • 22

    Performance

    Renders faster than
    41% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

yale.co.uk

YaleHome | Protect Your Home The Smarter Way With Yale

Page Load Speed

2.2 sec in total

First Response

191 ms

Resources Loaded

1.8 sec

Page Rendered

222 ms

yale.co.uk screenshot

About Website

Welcome to yale.co.uk homepage info - get ready to check Yale best content for United Kingdom right away, or after learning these important things about yale.co.uk

From Smart Door Locks, to Smart Home Alarms, CCTV systems, and IP cameras, Yale range gives you what you need to keep your home safe at the touch of a button

Visit yale.co.uk

Key Findings

We analyzed Yale.co.uk page load time and found that the first response time was 191 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 35% of websites can load faster.

Performance Metrics

yale.co.uk performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value14.0 s

0/100

25%

SI (Speed Index)

Value18.2 s

0/100

10%

TBT (Total Blocking Time)

Value3,510 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.042

99/100

15%

TTI (Time to Interactive)

Value29.7 s

0/100

10%

Network Requests Diagram

yale.co.uk

191 ms

www.yale.co.uk

322 ms

789 ms

main.css

55 ms

WebResource.axd

28 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 73% of them (19 requests) were addressed to the original Yale.co.uk, 19% (5 requests) were made to Google-analytics.com and 4% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (789 ms) belongs to the original domain Yale.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 411.5 kB (31%)

Content Size

1.3 MB

After Optimization

919.6 kB

In fact, the total size of Yale.co.uk main page is 1.3 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. 45% of websites need less resources to load. Images take 782.6 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 14.1 kB

  • Original 19.9 kB
  • After minification 18.2 kB
  • After compression 5.7 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 14.1 kB or 71% of the original size.

Image Optimization

-4%

Potential reduce by 28.7 kB

  • Original 782.6 kB
  • After minification 754.0 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. Yale images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 62.4 kB

  • Original 96.4 kB
  • After minification 76.3 kB
  • After compression 34.0 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 62.4 kB or 65% of the original size.

CSS Optimization

-71%

Potential reduce by 306.3 kB

  • Original 432.3 kB
  • After minification 432.3 kB
  • After compression 126.0 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. Yale.co.uk needs all CSS files to be minified and compressed as it can save up to 306.3 kB or 71% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (17%)

Requests Now

23

After Optimization

19

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yale. 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 as a result speed up the page load time.

Accessibility Review

yale.co.uk accessibility score

82

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

[id] attributes on active, focusable elements are not unique

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 IDs are not unique

Best Practices

yale.co.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

yale.co.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 Yale.co.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 Yale.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

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