Tools & Wizards About Us

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

gemtex.co.uk

Cosmogas Boiler Partners UK | MYdens Boiler Engineers | Gemtex

Page Load Speed

39.9 sec in total

First Response

9.3 sec

Resources Loaded

30.1 sec

Page Rendered

493 ms

About Website

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

Gemtex is the UK partner of Cosmogas MYdens boilers, providing a fully integrated boiler service and supply solution across the South East.

Visit gemtex.co.uk

Key Findings

We analyzed Gemtex.co.uk page load time and found that the first response time was 9.3 sec and then it took 30.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

gemtex.co.uk performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value13.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value19.1 s

0/100

25%

SI (Speed Index)

Value20.2 s

0/100

10%

TBT (Total Blocking Time)

Value1,270 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value26.3 s

0/100

10%

Network Requests Diagram

gemtex.co.uk

9340 ms

www.gemtex.co.uk

4923 ms

wp-emoji-release.min.js

1856 ms

style.min.css

1985 ms

styles.css

1815 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 90% of them (61 requests) were addressed to the original Gemtex.co.uk, 4% (3 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (9.3 sec) belongs to the original domain Gemtex.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.3 MB (65%)

Content Size

3.5 MB

After Optimization

1.2 MB

  • Images
  • JavaScript
  • CSS

In fact, the total size of Gemtex.co.uk main page is 3.5 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. CSS take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-0%

Potential reduce by -8 B

  • Original 0 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. This web page is already compressed.

Image Optimization

-0%

Potential reduce by 3.4 kB

  • Original 783.1 kB
  • After minification 779.7 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. Gemtex images are well optimized though.

JavaScript Optimization

-81%

Potential reduce by 972.0 kB

  • Original 1.2 MB
  • After minification 927.3 kB
  • After compression 233.1 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 972.0 kB or 81% of the original size.

CSS Optimization

-87%

Potential reduce by 1.3 MB

  • Original 1.5 MB
  • After minification 1.3 MB
  • After compression 186.5 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. Gemtex.co.uk needs all CSS files to be minified and compressed as it can save up to 1.3 MB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 48 (79%)

Requests Now

61

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gemtex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

gemtex.co.uk accessibility score

89

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

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

gemtex.co.uk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

gemtex.co.uk SEO score

81

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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gemtex.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 Gemtex.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 Gemtex. 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: