Report Summary

  • 69

    Performance

    Renders faster than
    81% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

dq11.cn

断路器_直流断路器_漏电断路器_塑壳断路器_浪涌保护器-dq11

Page Load Speed

57.9 sec in total

First Response

12.4 sec

Resources Loaded

45.3 sec

Page Rendered

223 ms

dq11.cn screenshot

About Website

Click here to check amazing Dq 11 content. Otherwise, check out these important facts you probably never knew about dq11.cn

直流断路器、光伏直流电器开关、断路器、小型断路器,及相关配件、断路器,直流断路器,小型断路器,交流接触器,漏电隔离开关成套设备等产品。温州电器网dq11.cn,是中国最专业的工业电器网购平台、人民电器集团的一级代理商。

Visit dq11.cn

Key Findings

We analyzed Dq11.cn page load time and found that the first response time was 12.4 sec and then it took 45.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

dq11.cn performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.072

96/100

15%

TTI (Time to Interactive)

Value3.0 s

96/100

10%

Network Requests Diagram

dq11.cn

12410 ms

style.css

10194 ms

tools.js

20039 ms

goodscupcake.js

4052 ms

borders.css

2370 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 82% of them (88 requests) were addressed to the original Dq11.cn, 9% (10 requests) were made to V3.jiathis.com and 2% (2 requests) were made to Pub.idqqimg.com. The less responsive or slowest element that took the longest time to load (20 sec) belongs to the original domain Dq11.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 263.5 kB (45%)

Content Size

591.6 kB

After Optimization

328.1 kB

In fact, the total size of Dq11.cn main page is 591.6 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. 35% of websites need less resources to load. Images take 327.4 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 124.5 kB

  • Original 149.7 kB
  • After minification 148.6 kB
  • After compression 25.2 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 124.5 kB or 83% of the original size.

Image Optimization

-17%

Potential reduce by 57.3 kB

  • Original 327.4 kB
  • After minification 270.1 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. Obviously, Dq 11 needs image optimization as it can save up to 57.3 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-49%

Potential reduce by 21.6 kB

  • Original 44.5 kB
  • After minification 43.9 kB
  • After compression 22.9 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 21.6 kB or 49% of the original size.

CSS Optimization

-86%

Potential reduce by 60.1 kB

  • Original 69.9 kB
  • After minification 62.5 kB
  • After compression 9.9 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. Dq11.cn needs all CSS files to be minified and compressed as it can save up to 60.1 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (30%)

Requests Now

105

After Optimization

73

The browser has sent 105 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dq 11. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dq11.cn accessibility score

43

Accessibility Issues

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

High

<object> elements do not have alternate text

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

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

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

dq11.cn best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

dq11.cn SEO score

54

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

High

Document uses plugins

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 Dq11.cn 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 Dq11.cn 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 Dq 11. 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: