Tools & Wizards About Us

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

qa3.co.uk

Qa3 Ltd | On-site chemistry for the global oil and gas industry.

Page Load Speed

5.3 sec in total

First Response

155 ms

Resources Loaded

4.2 sec

Page Rendered

905 ms

About Website

Visit qa3.co.uk now to see the best up-to-date Qa3 content and also check out these interesting facts you probably never knew about qa3.co.uk

Qa3 provide analytical services to quantify a variety of contaminants for the global oil and gas industry.

Visit qa3.co.uk

Key Findings

We analyzed Qa3.co.uk page load time and found that the first response time was 155 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

qa3.co.uk performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value14.8 s

0/100

25%

SI (Speed Index)

Value4.6 s

71/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.335

34/100

15%

TTI (Time to Interactive)

Value12.2 s

15/100

10%

Network Requests Diagram

qa3.co.uk

155 ms

qa3.co.uk

643 ms

bootstrap.css

304 ms

legacy-grid.css

233 ms

font-awesome.min.css

233 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 87% of them (73 requests) were addressed to the original Qa3.co.uk, 8% (7 requests) were made to Fonts.gstatic.com and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Qa3.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (34%)

Content Size

3.7 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Qa3.co.uk main page is 3.7 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. 60% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 67.3 kB

  • Original 79.3 kB
  • After minification 66.3 kB
  • After compression 12.0 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 13.0 kB, which is 16% 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 67.3 kB or 85% of the original size.

Image Optimization

-18%

Potential reduce by 481.2 kB

  • Original 2.7 MB
  • After minification 2.3 MB

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, Qa3 needs image optimization as it can save up to 481.2 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 247.2 kB

  • Original 348.7 kB
  • After minification 347.7 kB
  • After compression 101.5 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 247.2 kB or 71% of the original size.

CSS Optimization

-84%

Potential reduce by 481.1 kB

  • Original 574.2 kB
  • After minification 511.4 kB
  • After compression 93.1 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. Qa3.co.uk needs all CSS files to be minified and compressed as it can save up to 481.1 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (51%)

Requests Now

71

After Optimization

35

  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Qa3. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

qa3.co.uk accessibility score

81

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

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

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

Definition list items are not wrapped in <dl> elements

High

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

qa3.co.uk best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

qa3.co.uk SEO score

99

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

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 Qa3.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 Qa3.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 Qa3. 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: