Tools & Wizards About Us
konnen-heatpump.com screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

konnen-heatpump.com

Home-Zhejiang CEN New Energy Stock Co., Ltd.

Page Load Speed

9.1 sec in total

First Response

449 ms

Resources Loaded

7.5 sec

Page Rendered

1.2 sec

konnen-heatpump.com screenshot

About Website

Visit konnen-heatpump.com now to see the best up-to-date Konnen Heatpump content and also check out these interesting facts you probably never knew about konnen-heatpump.com

Air to water heat pump,Swimming pool heat pump,Water source heat pump

Visit konnen-heatpump.com

Key Findings

We analyzed Konnen-heatpump.com page load time and found that the first response time was 449 ms and then it took 8.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

konnen-heatpump.com performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value12.9 s

2/100

10%

TBT (Total Blocking Time)

Value250 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0.046

99/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

konnen-heatpump.com

449 ms

konnen-heatpump.com

4035 ms

gtm.js

58 ms

solid.min.css

1273 ms

brands.min.css

322 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 24% of them (9 requests) were addressed to the original Konnen-heatpump.com, 74% (28 requests) were made to Zjchuhaistation.oss-accelerate.aliyuncs.com and 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (4 sec) belongs to the original domain Konnen-heatpump.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 194.6 kB (11%)

Content Size

1.8 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Konnen-heatpump.com main page is 1.8 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. 20% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 154.0 kB

  • Original 179.6 kB
  • After minification 171.4 kB
  • After compression 25.6 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 154.0 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 26.0 kB

  • Original 1.5 MB
  • After minification 1.4 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. Konnen Heatpump images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 510 B

  • Original 75.0 kB
  • After minification 75.0 kB
  • After compression 74.5 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

-33%

Potential reduce by 14.1 kB

  • Original 43.2 kB
  • After minification 43.2 kB
  • After compression 29.2 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. Konnen-heatpump.com needs all CSS files to be minified and compressed as it can save up to 14.1 kB or 33% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (11%)

Requests Now

36

After Optimization

32

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Konnen Heatpump. 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 as a result speed up the page load time.

Network Requests Diagram

konnen-heatpump.com

konnen-heatpump.com

449 ms

konnen-heatpump.com

konnen-heatpump.com

4035 ms

gtm.js

gtm.js

58 ms

solid.min.css

solid.min.css

1273 ms

brands.min.css

brands.min.css

322 ms

jquery.js

jquery.js

337 ms

swiper-bundle.min.js

swiper-bundle.min.js

334 ms

lazyload.js

lazyload.js

313 ms

aos.js

aos.js

1189 ms

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428 ms

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379 ms

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1602 ms

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409 ms

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429 ms

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400 ms

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664 ms

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688 ms

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707 ms

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717 ms

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781 ms

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961 ms

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980 ms

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984 ms

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1016 ms

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1174 ms

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1278 ms

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1310 ms

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1398 ms

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1305 ms

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1545 ms

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1556 ms

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1623 ms

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1647 ms

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1682 ms

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1821 ms

bootstrap.min.css

bootstrap.min.css

259 ms

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1862 ms

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1816 ms

Accessibility Review

konnen-heatpump.com accessibility score

89

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

konnen-heatpump.com 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

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

konnen-heatpump.com SEO score

92

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

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

High

Tap targets are not sized appropriately

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 Konnen-heatpump.com 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 Konnen-heatpump.com 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

konnen-heatpump.com

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