Report Summary

  • 52

    Performance

    Renders faster than
    70% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

dantekenvironmental.co.uk

Legionella Risk Assessment & Water Tank Cleaning - Dantek

Page Load Speed

2.6 sec in total

First Response

404 ms

Resources Loaded

2 sec

Page Rendered

203 ms

dantekenvironmental.co.uk screenshot

About Website

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

Legionella Prevention Specialists - ACoP L8 Compliance, Risk Assessments, Tank Cleaning & Monitoring - Dantek

Visit dantekenvironmental.co.uk

Key Findings

We analyzed Dantekenvironmental.co.uk page load time and found that the first response time was 404 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

dantekenvironmental.co.uk performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value280 ms

81/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value7.6 s

47/100

10%

Network Requests Diagram

dantekenvironmental.co.uk

404 ms

reset.css

167 ms

ss.css

169 ms

nav.css

169 ms

basic.css

267 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 96% of them (45 requests) were addressed to the original Dantekenvironmental.co.uk, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (963 ms) belongs to the original domain Dantekenvironmental.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 233.5 kB (36%)

Content Size

647.8 kB

After Optimization

414.3 kB

In fact, the total size of Dantekenvironmental.co.uk main page is 647.8 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. 20% of websites need less resources to load. Images take 364.2 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 21.3 kB

  • Original 26.2 kB
  • After minification 25.0 kB
  • After compression 4.9 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 21.3 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 12.6 kB

  • Original 364.2 kB
  • After minification 351.6 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. Dantek Environmental images are well optimized though.

JavaScript Optimization

-77%

Potential reduce by 176.1 kB

  • Original 227.9 kB
  • After minification 161.4 kB
  • After compression 51.8 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 176.1 kB or 77% of the original size.

CSS Optimization

-80%

Potential reduce by 23.5 kB

  • Original 29.4 kB
  • After minification 24.1 kB
  • After compression 5.9 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. Dantekenvironmental.co.uk needs all CSS files to be minified and compressed as it can save up to 23.5 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (33%)

Requests Now

46

After Optimization

31

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dantek Environmental. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dantekenvironmental.co.uk accessibility score

98

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.

Best Practices

dantekenvironmental.co.uk best practices score

83

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

Browser errors were logged to the console

SEO Factors

dantekenvironmental.co.uk SEO score

91

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

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 Dantekenvironmental.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 Dantekenvironmental.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 Dantek Environmental. 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: