Tools & Wizards About Us

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

lzcn.com

联众云域 - 域名注册平台|外贸域名注册|.fr域名注册|.it域名注册|.de域名注册 - Lzcn.com

Page Load Speed

8.9 sec in total

First Response

592 ms

Resources Loaded

8.2 sec

Page Rendered

126 ms

About Website

Welcome to lzcn.com homepage info - get ready to check Lzcn best content right away, or after learning these important things about lzcn.com

联众云域 (Lzcn.com)是域名种类最齐全的域名注册平台，提供国别域名注册|.fr域名注册|.it域名注册|.de域名注册|.uk域名注册|外贸域名注册 ，领先的域名注册服务提供商，域名投资首选品牌。

Visit lzcn.com

Key Findings

We analyzed Lzcn.com page load time and found that the first response time was 592 ms and then it took 8.3 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

lzcn.com performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value11.3 s

0/100

25%

SI (Speed Index)

Value14.1 s

1/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

Network Requests Diagram

lzcn.com

592 ms

www.lzcn.com

665 ms

headfooter.css

505 ms

jquery.js

993 ms

javascript.js

488 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 95% of them (78 requests) were addressed to the original Lzcn.com, 2% (2 requests) were made to Wpa.qq.com and 2% (2 requests) were made to Pub.idqqimg.com. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain Lzcn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 86.9 kB (23%)

Content Size

375.6 kB

After Optimization

288.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lzcn.com main page is 375.6 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. 40% of websites need less resources to load. Images take 289.0 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 26.4 kB

  • Original 32.7 kB
  • After minification 24.5 kB
  • After compression 6.3 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 8.2 kB, which is 25% 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 26.4 kB or 81% of the original size.

Image Optimization

-17%

Potential reduce by 48.3 kB

  • Original 289.0 kB
  • After minification 240.7 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, Lzcn needs image optimization as it can save up to 48.3 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

-22%

Potential reduce by 10.6 kB

  • Original 48.6 kB
  • After minification 48.6 kB
  • After compression 38.0 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 10.6 kB or 22% of the original size.

CSS Optimization

-30%

Potential reduce by 1.6 kB

  • Original 5.3 kB
  • After minification 5.3 kB
  • After compression 3.7 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. Lzcn.com needs all CSS files to be minified and compressed as it can save up to 1.6 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 44 (56%)

Requests Now

78

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lzcn. 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

Accessibility Review

lzcn.com accessibility score

55

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.

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

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

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

Form elements do not have associated labels

Best Practices

lzcn.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

SEO Factors

lzcn.com SEO score

58

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lzcn.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 Lzcn.com main page’s claimed encoding is gb2312. 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 Lzcn. 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: