Tools & Wizards About Us
winterwarm.co.uk screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

winterwarm.co.uk

The specialist in unit air heating| 85 years of experience| Winterwarm

Page Load Speed

7 sec in total

First Response

273 ms

Resources Loaded

2.8 sec

Page Rendered

3.9 sec

winterwarm.co.uk screenshot

About Website

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

Visit winterwarm.co.uk

Key Findings

We analyzed Winterwarm.co.uk page load time and found that the first response time was 273 ms and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

winterwarm.co.uk performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value27.1 s

0/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value860 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value24.5 s

0/100

10%

Network Requests Diagram

winterwarm.co.uk

273 ms

www.winterwarm.co.uk

448 ms

gtm.js

65 ms

hjl4isr.css

91 ms

build.css

96 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 78% of them (29 requests) were addressed to the original Winterwarm.co.uk, 16% (6 requests) were made to Use.typekit.net and 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Winterwarm.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (6%)

Content Size

23.7 MB

After Optimization

22.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Winterwarm.co.uk main page is 23.7 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. 35% of websites need less resources to load. Images take 23.2 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 84.2 kB

  • Original 96.9 kB
  • After minification 57.2 kB
  • After compression 12.7 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. This page needs HTML code to be minified as it can gain 39.7 kB, which is 41% 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 84.2 kB or 87% of the original size.

Image Optimization

-6%

Potential reduce by 1.3 MB

  • Original 23.2 MB
  • After minification 21.9 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. Winterwarm images are well optimized though.

JavaScript Optimization

-26%

Potential reduce by 69.5 kB

  • Original 264.6 kB
  • After minification 264.6 kB
  • After compression 195.1 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 69.5 kB or 26% of the original size.

CSS Optimization

-29%

Potential reduce by 27.0 kB

  • Original 93.3 kB
  • After minification 93.3 kB
  • After compression 66.3 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. Winterwarm.co.uk needs all CSS files to be minified and compressed as it can save up to 27.0 kB or 29% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (28%)

Requests Now

25

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Winterwarm. 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 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

winterwarm.co.uk

winterwarm.co.uk

273 ms

www.winterwarm.co.uk

www.winterwarm.co.uk

448 ms

gtm.js

gtm.js

65 ms

hjl4isr.css

hjl4isr.css

91 ms

build.css

build.css

96 ms

base.css

base.css

411 ms

polyfill.min.js

polyfill.min.js

368 ms

aspnet-validation.min.js

aspnet-validation.min.js

373 ms

build.js

build.js

757 ms

base.js

base.js

393 ms

home-industrieel-bg.png

home-industrieel-bg.png

989 ms

dxa-20200714_dhf_6577_fade.png

dxa-20200714_dhf_6577_fade.png

991 ms

qse-official.png

qse-official.png

998 ms

winterwarm-eh-heater.png

winterwarm-eh-heater.png

947 ms

winterwarm_hr-dxc.png

winterwarm_hr-dxc.png

779 ms

quickscan-cta.png

quickscan-cta.png

848 ms

vado.svg

vado.svg

857 ms

covrij.png

covrij.png

939 ms

kiwa.png

kiwa.png

947 ms

techniek-nederland.png

techniek-nederland.png

1030 ms

p.css

p.css

25 ms

20200113-dhf_1517.jpg

20200113-dhf_1517.jpg

616 ms

20191216-dhf_0437.jpg

20191216-dhf_0437.jpg

620 ms

20191216-dhf_0302.jpg

20191216-dhf_0302.jpg

669 ms

20200714_dhf_6469.jpg

20200714_dhf_6469.jpg

664 ms

20180608-dhf_0216.jpg

20180608-dhf_0216.jpg

1643 ms

thumbnail_img_0360.jpeg

thumbnail_img_0360.jpeg

753 ms

d

d

19 ms

d

d

18 ms

d

d

12 ms

fb332093a8495d617b00df27293c0be6.woff

fb332093a8495d617b00df27293c0be6.woff

618 ms

d

d

19 ms

d

d

18 ms

quickscan-cta.png

quickscan-cta.png

306 ms

covrij.png

covrij.png

248 ms

kiwa.png

kiwa.png

254 ms

techniek-nederland.png

techniek-nederland.png

205 ms

Accessibility Review

winterwarm.co.uk accessibility score

82

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

winterwarm.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

High

Page has valid source maps

SEO Factors

winterwarm.co.uk SEO score

79

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

High

Image elements do not have [alt] attributes

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

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 Winterwarm.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 Winterwarm.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

winterwarm.co.uk

Open Graph description is not detected on the main page of Winterwarm. 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: