Access johnvalves.com.au. John Valves | Valve Manufacturer & Supplier

Report Summary

About Website

Welcome to johnvalves.com.au homepage info - get ready to check John Valves best content right away, or after learning these important things about johnvalves.com.au

John Valves is a leading valve manufacturer and supplier with Australian & International clients. Find a range of industrial valves for all applications.

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

31/100

10%

LCP (Largest Contentful Paint)

Value10.9 s

0/100

25%

SI (Speed Index)

Value7.7 s

25/100

10%

TBT (Total Blocking Time)

Value620 ms

48/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

johnvalves.com.au

60 ms

css2

50 ms

wpo-minify-header-7b170e3b.min.js

32 ms

js

175 ms

widget-icon-list.min.css

31 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 44% of them (12 requests) were addressed to the original Johnvalves.com.au, 33% (9 requests) were made to I0.wp.com and 7% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (6.2 sec) relates to the external source I0.wp.com.

Content Size

610.9 kB

After Optimization

445.0 kB

In fact, the total size of Johnvalves.com.au main page is 610.9 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. 45% of websites need less resources to load. Images take 284.7 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 165.9 kB

Original 198.5 kB
After minification 194.6 kB
After compression 32.7 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 165.9 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 6 B

Original 284.7 kB
After minification 284.7 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. John Valves images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 46 B

Original 118.2 kB
After minification 118.2 kB
After compression 118.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 31 B

Original 9.5 kB
After minification 9.5 kB
After compression 9.5 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. Johnvalves.com.au has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of John Valves. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

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 Johnvalves.com.au 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 Johnvalves.com.au 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

johnvalves.com.au

Open Graph data is detected on the main page of John Valves. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

John Valves | Valve Manufacturer & Supplier | Since 1896

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)