Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

dns523.com

DNS云动力(原君健网络)-专业虚拟主机域名注册服务商!稳定、安全、高速的虚拟主机!域名注册虚拟主机租用

Page Load Speed

55.5 sec in total

First Response

8.1 sec

Resources Loaded

47 sec

Page Rendered

402 ms

dns523.com screenshot

About Website

Click here to check amazing Dns 523 content. Otherwise, check out these important facts you probably never knew about dns523.com

DNS云动力(原君健网络)是国内著名的虚拟主机和域名注册提供商。独创的第6代虚拟主机管理系统,拥有在线数据恢复、Isapi自定义,木马查杀等30余项功能.千M硬件防火墙,为您保驾护航!双线虚拟主机确保南北畅通无阻!

Visit dns523.com

Key Findings

We analyzed Dns523.com page load time and found that the first response time was 8.1 sec and then it took 47.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

dns523.com performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

9/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value180 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.9 s

89/100

10%

Network Requests Diagram

dns523.com

8117 ms

www.dns523.com

6993 ms

Default.css

1466 ms

Global.css

2854 ms

weiyanlover.css

1642 ms

Our browser made a total of 103 requests to load all elements on the main page. We found that 93% of them (96 requests) were addressed to the original Dns523.com, 3% (3 requests) were made to Pub.idqqimg.com and 2% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (19.7 sec) belongs to the original domain Dns523.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 141.3 kB (53%)

Content Size

267.1 kB

After Optimization

125.7 kB

In fact, the total size of Dns523.com main page is 267.1 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. 20% of websites need less resources to load. Javascripts take 100.2 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 53.3 kB

  • Original 64.1 kB
  • After minification 53.7 kB
  • After compression 10.9 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 10.4 kB, which is 16% 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 53.3 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 84 B

  • Original 78.4 kB
  • After minification 78.3 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. Dns 523 images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 68.3 kB

  • Original 100.2 kB
  • After minification 95.3 kB
  • After compression 31.9 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 68.3 kB or 68% of the original size.

CSS Optimization

-81%

Potential reduce by 19.6 kB

  • Original 24.3 kB
  • After minification 21.2 kB
  • After compression 4.7 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. Dns523.com needs all CSS files to be minified and compressed as it can save up to 19.6 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (45%)

Requests Now

99

After Optimization

54

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dns 523. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dns523.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.

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

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

High

Links do not have a discernible name

Best Practices

dns523.com best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

dns523.com SEO score

69

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

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 Dns523.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 Dns523.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 Dns 523. 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: