Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 50

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

allcocks.co.uk

J. Allcock & Sons Ltd - Supplier of Materials to Polymer Industries

Page Load Speed

2.4 sec in total

First Response

406 ms

Resources Loaded

1.9 sec

Page Rendered

101 ms

allcocks.co.uk screenshot

About Website

Welcome to allcocks.co.uk homepage info - get ready to check Allcock S best content right away, or after learning these important things about allcocks.co.uk

J. Allcock & Sons Ltd. UK Supplier of Rubber Crumb, Rubber Reclaim, Silicone Fluids, Silicone Emulsions, Waxes and More. Tel: +44 (0)1612237181

Visit allcocks.co.uk

Key Findings

We analyzed Allcocks.co.uk page load time and found that the first response time was 406 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

allcocks.co.uk performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.3 s

1/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.1 s

32/100

10%

Network Requests Diagram

406 ms

style.css

79 ms

style_layout.css

302 ms

style_browser.css

156 ms

css

23 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 76% of them (45 requests) were addressed to the original Allcocks.co.uk, 10% (6 requests) were made to Apis.google.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (556 ms) belongs to the original domain Allcocks.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 539.2 kB (53%)

Content Size

1.0 MB

After Optimization

483.5 kB

In fact, the total size of Allcocks.co.uk main page is 1.0 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. Javascripts take 749.3 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 20.7 kB

  • Original 26.5 kB
  • After minification 25.5 kB
  • After compression 5.8 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 20.7 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 6.5 kB

  • Original 196.1 kB
  • After minification 189.5 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. Allcock S images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 467.3 kB

  • Original 749.3 kB
  • After minification 591.1 kB
  • After compression 282.0 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 467.3 kB or 62% of the original size.

CSS Optimization

-88%

Potential reduce by 44.7 kB

  • Original 50.9 kB
  • After minification 23.1 kB
  • After compression 6.2 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. Allcocks.co.uk needs all CSS files to be minified and compressed as it can save up to 44.7 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (47%)

Requests Now

55

After Optimization

29

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Allcock S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

allcocks.co.uk accessibility score

50

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

allcocks.co.uk best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

allcocks.co.uk SEO score

67

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Allcocks.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 Allcocks.co.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 Allcock S. 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: