Tools & Wizards About Us

Report Summary

  • 85

    Performance

    Renders faster than
    88% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

ddsfw.cn

首页 - 当代书法论坛|当代书法网|中国书法门户网站|当代书法网是由中国书协会员、著名书法家杨之先生于2007年5月创办的。网站以传承中华书画艺术为己任，在书法艺术交流、展示书坛名家优秀成果、推出书坛新人、通过互联网向世界宣传展示中国传统书画艺术方面做出不懈努力。 - Powered by Disc...

Page Load Speed

46.7 sec in total

First Response

13.9 sec

Resources Loaded

30.9 sec

Page Rendered

1.8 sec

About Website

Click here to check amazing Ddsfw content. Otherwise, check out these important facts you probably never knew about ddsfw.cn

首页 ,当代书法论坛|当代书法网|中国书法门户网站|当代书法网是由中国书协会员、著名书法家杨之先生于2007年5月创办的。网站以传承中华书画艺术为己任，在书法艺术交流、展示书坛名家优秀成果、推出书坛新人、通过互联网向世界宣传展示中国传统书画艺术方面做出不懈努力。

Visit ddsfw.cn

Key Findings

We analyzed Ddsfw.cn page load time and found that the first response time was 13.9 sec and then it took 32.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

ddsfw.cn performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

Network Requests Diagram

ddsfw.cn

13910 ms

style_3_common.css

2630 ms

style_3_forum_index.css

1227 ms

common.js

5221 ms

style_3_widthauto.css

856 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 82% of them (93 requests) were addressed to the original Ddsfw.cn, 15% (17 requests) were made to Ddsfw.net and 3% (3 requests) were made to Tcss.qq.com. The less responsive or slowest element that took the longest time to load (18.2 sec) belongs to the original domain Ddsfw.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 361.4 kB (23%)

Content Size

1.6 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ddsfw.cn main page is 1.6 MB. 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 160.6 kB

  • Original 188.6 kB
  • After minification 165.1 kB
  • After compression 28.0 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 23.5 kB, which is 12% 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 160.6 kB or 85% of the original size.

Image Optimization

-6%

Potential reduce by 72.2 kB

  • Original 1.2 MB
  • After minification 1.1 MB

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. Ddsfw images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 68.3 kB

  • Original 99.4 kB
  • After minification 93.4 kB
  • After compression 31.1 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 69% of the original size.

CSS Optimization

-78%

Potential reduce by 60.3 kB

  • Original 77.5 kB
  • After minification 75.8 kB
  • After compression 17.2 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. Ddsfw.cn needs all CSS files to be minified and compressed as it can save up to 60.3 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (14%)

Requests Now

109

After Optimization

94

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ddsfw. 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 as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ddsfw.cn accessibility score

57

Accessibility Issues

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

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

ddsfw.cn 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

ddsfw.cn SEO score

92

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

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ddsfw.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 Ddsfw.cn main page’s claimed encoding is gbk. 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 Ddsfw. 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: