Tools & Wizards About Us
jn.sdfdc.com screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

jn.sdfdc.com

山东房地产网_买房租房山房网

Page Load Speed

11.9 sec in total

First Response

1.5 sec

Resources Loaded

9.9 sec

Page Rendered

392 ms

jn.sdfdc.com screenshot

About Website

Visit jn.sdfdc.com now to see the best up-to-date Jn Sdfdc content and also check out these interesting facts you probably never knew about jn.sdfdc.com

山房网济南站，山东房地产网济南门户，提供及时的房地产新闻资讯，房地产看房搜索、精准房源交易，相关政策法规，为楼盘提供详细介绍等，是济南最受欢迎的房地产网络媒体.

Visit jn.sdfdc.com

Key Findings

We analyzed Jn.sdfdc.com page load time and found that the first response time was 1.5 sec and then it took 10.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

jn.sdfdc.com performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

34/100

25%

SI (Speed Index)

Value7.7 s

24/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

jn.sdfdc.com

1524 ms

global.css

457 ms

index.css

453 ms

common.js

228 ms

jqduang.js

453 ms

Our browser made a total of 161 requests to load all elements on the main page. We found that 94% of them (151 requests) were addressed to the original Jn.sdfdc.com, 1% (2 requests) were made to Hm.baidu.com and 1% (2 requests) were made to Pic4.58cdn.com.cn. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Jn.sdfdc.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 230.1 kB (3%)

Content Size

7.2 MB

After Optimization

6.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jn.sdfdc.com main page is 7.2 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. 65% of websites need less resources to load. Images take 6.9 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 189.3 kB

  • Original 214.4 kB
  • After minification 154.2 kB
  • After compression 25.0 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 60.1 kB, which is 28% 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 189.3 kB or 88% of the original size.

Image Optimization

-1%

Potential reduce by 37.3 kB

  • Original 6.9 MB
  • After minification 6.8 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. Jn Sdfdc images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 1.6 kB

  • Original 49.5 kB
  • After minification 49.5 kB
  • After compression 47.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-15%

Potential reduce by 1.9 kB

  • Original 12.4 kB
  • After minification 12.4 kB
  • After compression 10.6 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. Jn.sdfdc.com needs all CSS files to be minified and compressed as it can save up to 1.9 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (7%)

Requests Now

154

After Optimization

143

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 154 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jn Sdfdc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jn.sdfdc.com

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1524 ms

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global.css

457 ms

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453 ms

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common.js

228 ms

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454 ms

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Accessibility Review

jn.sdfdc.com accessibility score

61

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.

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

Links do not have a discernible name

Best Practices

jn.sdfdc.com best practices score

50

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

jn.sdfdc.com SEO score

54

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

High

Page is blocked from indexing

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

    GBK

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

jn.sdfdc.com

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