Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

h2olabs.co.uk

Water Distillers | Home Water Distillers | Best Water Distillers from H2O Labs UK

Page Load Speed

1.1 sec in total

First Response

8 ms

Resources Loaded

911 ms

Page Rendered

199 ms

h2olabs.co.uk screenshot

About Website

Welcome to h2olabs.co.uk homepage info - get ready to check H2O Labs best content for United Kingdom right away, or after learning these important things about h2olabs.co.uk

Top quality water distillers - from home countertop water distillers to commercial water distillers, filters and accessories - available for purchase online from H2O Labs UK.

Visit h2olabs.co.uk

Key Findings

We analyzed H2olabs.co.uk page load time and found that the first response time was 8 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

h2olabs.co.uk performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

16/100

25%

SI (Speed Index)

Value6.6 s

38/100

10%

TBT (Total Blocking Time)

Value2,550 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.051

99/100

15%

TTI (Time to Interactive)

Value15.0 s

7/100

10%

Network Requests Diagram

h2olabs.co.uk

8 ms

h2olabs.co.uk

20 ms

www.h2olabs.co.uk

94 ms

style.css

33 ms

jquery.fancybox.css

40 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 64% of them (32 requests) were addressed to the original H2olabs.co.uk, 10% (5 requests) were made to Youtube.com and 4% (2 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (170 ms) relates to the external source Youtube.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 16.9 kB (3%)

Content Size

489.5 kB

After Optimization

472.6 kB

In fact, the total size of H2olabs.co.uk main page is 489.5 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 281.8 kB 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

-8%

Potential reduce by 10.8 kB

  • Original 134.9 kB
  • After minification 124.1 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. H2O Labs images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 4.3 kB

  • Original 281.8 kB
  • After minification 281.8 kB
  • After compression 277.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-3%

Potential reduce by 1.8 kB

  • Original 72.8 kB
  • After minification 72.8 kB
  • After compression 71.0 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. H2olabs.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (38%)

Requests Now

45

After Optimization

28

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of H2O Labs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

h2olabs.co.uk accessibility score

59

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

Form elements do not have associated labels

High

Links do not have a discernible name

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

h2olabs.co.uk best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

h2olabs.co.uk SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise H2olabs.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 H2olabs.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 H2O Labs. 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: