Tools & Wizards About Us

Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 37

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

dichan.com

地产智库 - 业内领先的地产知识库 - 新浪地产网

Page Load Speed

5.6 sec in total

First Response

895 ms

Resources Loaded

4.5 sec

Page Rendered

177 ms

About Website

Welcome to dichan.com homepage info - get ready to check Dichan best content for China right away, or after learning these important things about dichan.com

新浪地产网智库频道，提供超过80万免费房地产资料下载，涵盖房地产产业链的各个环节，包括住宅和商业地产的策划、开发流程、招商融资、合同表格、户型广告、企业管理、市场研究报告等，让您拥有基于全国视野上的房地产资料库

Visit dichan.com

Key Findings

We analyzed Dichan.com page load time and found that the first response time was 895 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

dichan.com performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value19.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value39.7 s

0/100

25%

SI (Speed Index)

Value26.8 s

0/100

10%

TBT (Total Blocking Time)

Value1,870 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.289

41/100

15%

TTI (Time to Interactive)

Value42.7 s

0/100

10%

Network Requests Diagram

dichan.com

895 ms

xiazai.dichan.com

1030 ms

font_2475653_zd1z476rji9.css

35 ms

font_2475653_zd1z476rji9.js

44 ms

index.js

216 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Dichan.com, 86% (56 requests) were made to Xiazai.dichan.com and 5% (3 requests) were made to At.alicdn.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Zhiku-ad-alioss-hz.youcaiyun.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 146.8 kB (31%)

Content Size

476.8 kB

After Optimization

330.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dichan.com main page is 476.8 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. 55% of websites need less resources to load. HTML takes 199.0 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 133.1 kB

  • Original 199.0 kB
  • After minification 198.5 kB
  • After compression 65.9 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. 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 133.1 kB or 67% of the original size.

Image Optimization

-10%

Potential reduce by 13.6 kB

  • Original 133.3 kB
  • After minification 119.7 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. Dichan images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 13 B

  • Original 143.5 kB
  • After minification 143.5 kB
  • After compression 143.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-7%

Potential reduce by 74 B

  • Original 1.0 kB
  • After minification 1.0 kB
  • After compression 944 B

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. Dichan.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 52 (88%)

Requests Now

59

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dichan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 48 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

dichan.com accessibility score

37

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.

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

Links do not have a discernible name

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

dichan.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

dichan.com 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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dichan.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 Dichan.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

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