Report Summary

  • 44

    Performance

    Renders faster than
    63% 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

  • 74

    SEO

    Google-friendlier than
    32% of websites

psco.co.uk

Home | PSCo

Page Load Speed

2 sec in total

First Response

336 ms

Resources Loaded

1.4 sec

Page Rendered

221 ms

psco.co.uk screenshot

About Website

Click here to check amazing PSCo content. Otherwise, check out these important facts you probably never knew about psco.co.uk

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Key Findings

We analyzed Psco.co.uk page load time and found that the first response time was 336 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

psco.co.uk performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

16/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value250 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0.201

61/100

15%

TTI (Time to Interactive)

Value9.1 s

33/100

10%

Network Requests Diagram

psco.co.uk

336 ms

www.psco.co.uk

339 ms

css

83 ms

skq8oqw.js

186 ms

jquery-latest.min.js

41 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 63% of them (15 requests) were addressed to the original Psco.co.uk, 17% (4 requests) were made to Fonts.gstatic.com and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (359 ms) belongs to the original domain Psco.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 77.3 kB (34%)

Content Size

230.0 kB

After Optimization

152.7 kB

In fact, the total size of Psco.co.uk main page is 230.0 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. 25% of websites need less resources to load. Images take 125.6 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 5.4 kB

  • Original 8.1 kB
  • After minification 7.4 kB
  • After compression 2.7 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 5.4 kB or 67% of the original size.

Image Optimization

-9%

Potential reduce by 10.9 kB

  • Original 125.6 kB
  • After minification 114.7 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. PSCo images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 55.0 kB

  • Original 88.2 kB
  • After minification 85.2 kB
  • After compression 33.2 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 55.0 kB or 62% of the original size.

CSS Optimization

-74%

Potential reduce by 6.0 kB

  • Original 8.1 kB
  • After minification 6.5 kB
  • After compression 2.1 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. Psco.co.uk needs all CSS files to be minified and compressed as it can save up to 6.0 kB or 74% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (50%)

Requests Now

18

After Optimization

9

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PSCo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

psco.co.uk accessibility score

82

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

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

psco.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

psco.co.uk SEO score

74

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

High

robots.txt is not valid

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

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Psco.co.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 Psco.co.uk main page’s claimed encoding is . 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 PSCo. 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: