Access dkwindow.com. 氣密窗,鋁門窗,隔音窗-DK時尚精品窗_

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value9.9 s

0/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value1,290 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0.018

100/100

15%

TTI (Time to Interactive)

Value9.8 s

28/100

10%

dkwindow.com

332 ms

www.dkwindow.com

609 ms

style-uncss.css

197 ms

element.js

44 ms

jquery.min.js

371 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 91% of them (39 requests) were addressed to the original Dkwindow.com, 5% (2 requests) were made to Cdn.jsdelivr.net and 2% (1 request) were made to Translate.google.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Dkwindow.com.

Content Size

787.0 kB

After Optimization

609.6 kB

In fact, the total size of Dkwindow.com main page is 787.0 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. 50% of websites need less resources to load. Images take 497.6 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 114.1 kB

Original 125.9 kB
After minification 79.6 kB
After compression 11.8 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 46.3 kB, which is 37% 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 114.1 kB or 91% of the original size.

Image Optimization

-1%

Potential reduce by 2.9 kB

Original 497.6 kB
After minification 494.8 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. Dkwindow images are well optimized though.

JavaScript Optimization

-40%

Potential reduce by 60.5 kB

Original 149.8 kB
After minification 149.8 kB
After compression 89.3 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 60.5 kB or 40% of the original size.

CSS Optimization

-0%

Potential reduce by 30 B

Original 13.7 kB
After minification 13.7 kB
After compression 13.7 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. Dkwindow.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dkwindow. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts 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 interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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

ZH
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dkwindow.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Dkwindow.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

dkwindow.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

氣密窗,鋁門窗,隔音窗-DK時尚精品窗__最佳的系統門窗品牌

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)

Network Requests Diagram

dkwindow.com

www.dkwindow.com

style-uncss.css

element.js

jquery.min.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

dkwindow.com

www.dkwindow.com

style-uncss.css

element.js

jquery.min.js

intersection-observer.min.js

lazyload.min.js

html5.js

bootstrap.min.js

base-2.js

jquery.sliderPro.min.js

jquery.matchHeight-min.js

jquery.smartmenus.min.js

jquery.mmenu.min.all.js

jquery.magnific-popup.min.js

sticky-kit.min.js

gtm.js

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