Tools & Wizards About Us
manage.powercdn.com screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 62

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

manage.powercdn.com

动力在线_安全的CDN和IDC,云计算,海外服务器,高防产品,BGP带宽,安全托管,PowerCDN_北京动力在线通信服务有限公司

Page Load Speed

28.7 sec in total

First Response

2.8 sec

Resources Loaded

25.6 sec

Page Rendered

320 ms

manage.powercdn.com screenshot

About Website

Click here to check amazing Manage PowerCDN content for China. Otherwise, check out these important facts you probably never knew about manage.powercdn.com

北京动力在线通信服务有限公司专注于安全的CDN和IDC服务，以不断创新的技术为互联网企业提供更快速、更安全、更稳定的基础网络平台解决方案，PowerCDN为互联网的发展保驾护航。

Visit manage.powercdn.com

Key Findings

We analyzed Manage.powercdn.com page load time and found that the first response time was 2.8 sec and then it took 25.9 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

manage.powercdn.com performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

16/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

10/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.036

100/100

15%

TTI (Time to Interactive)

Value4.5 s

83/100

10%

Network Requests Diagram

manage.powercdn.com

2808 ms

www.powercdn.com

6208 ms

public.css

698 ms

ad_flash_js

2647 ms

logo.png

362 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Manage.powercdn.com, 89% (25 requests) were made to Powercdn.com and 4% (1 request) were made to Cdn.shangjitong.3jia5.com. The less responsive or slowest element that took the longest time to load (16.4 sec) relates to the external source Powercdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 99.0 kB (18%)

Content Size

553.3 kB

After Optimization

454.3 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Manage.powercdn.com main page is 553.3 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. Images take 483.4 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 24.9 kB

  • Original 33.2 kB
  • After minification 28.3 kB
  • After compression 8.4 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 5.0 kB, which is 15% 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 24.9 kB or 75% of the original size.

Image Optimization

-9%

Potential reduce by 44.3 kB

  • Original 483.4 kB
  • After minification 439.1 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. Manage PowerCDN images are well optimized though.

CSS Optimization

-81%

Potential reduce by 29.7 kB

  • Original 36.6 kB
  • After minification 31.5 kB
  • After compression 6.9 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. Manage.powercdn.com needs all CSS files to be minified and compressed as it can save up to 29.7 kB or 81% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

25

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Manage PowerCDN. According to our analytics all requests are already optimized.

Network Requests Diagram

manage.powercdn.com

manage.powercdn.com

2808 ms

www.powercdn.com

www.powercdn.com

6208 ms

public.css

public.css

698 ms

ad_flash_js

ad_flash_js

2647 ms

logo.png

logo.png

362 ms

242e3c09.png

242e3c09.png

1029 ms

6b9e503a.png

6b9e503a.png

1950 ms

2d50a21a.png

2d50a21a.png

1124 ms

2dfa1714.png

2dfa1714.png

2161 ms

151b19ce.jpg

151b19ce.jpg

3376 ms

72790228.png

72790228.png

1896 ms

5217246c.png

5217246c.png

11731 ms

599e53c6.png

599e53c6.png

2653 ms

452e2164.png

452e2164.png

16360 ms

617f81b0.png

617f81b0.png

3726 ms

1cad7638.png

1cad7638.png

5156 ms

41209b88.png

41209b88.png

3405 ms

webim.3jia5.style5.visitor.min.js

webim.3jia5.style5.visitor.min.js

3621 ms

powercdn_weixin.jpg

powercdn_weixin.jpg

3778 ms

mail_addr.png

mail_addr.png

2447 ms

banner.css

banner.css

2174 ms

20160114100059556.jpg

20160114100059556.jpg

8588 ms

20160310112314918.jpg

20160310112314918.jpg

4174 ms

20160114100055609.jpg

20160114100055609.jpg

8013 ms

icon_safecnd.png

icon_safecnd.png

2322 ms

icon_index.png

icon_index.png

4950 ms

icon.png

icon.png

4551 ms

send.do

send.do

1434 ms

Accessibility Review

manage.powercdn.com accessibility score

42

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

manage.powercdn.com best practices score

62

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

High

Browser errors were logged to the console

SEO Factors

manage.powercdn.com SEO score

73

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

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

    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 Manage.powercdn.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 Manage.powercdn.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

manage.powercdn.com

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