Report Summary

  • 53

    Performance

    Renders faster than
    71% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

bj.xcar.com.cn

北京车市_车市最新报价_北京汽车网_爱卡汽车

Page Load Speed

10.5 sec in total

First Response

2.8 sec

Resources Loaded

7.2 sec

Page Rendered

524 ms

bj.xcar.com.cn screenshot

About Website

Click here to check amazing Bj Xcar content for China. Otherwise, check out these important facts you probably never knew about bj.xcar.com.cn

爱卡汽车北京车市频道为您提供最新北京汽车报价,汽车降价,汽车行情,北京经销商推荐,北京论坛精华以及热销车型等信息,更多北京汽车信息尽在爱卡汽车。

Visit bj.xcar.com.cn

Key Findings

We analyzed Bj.xcar.com.cn page load time and found that the first response time was 2.8 sec and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

bj.xcar.com.cn performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value15.1 s

0/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.04

99/100

15%

TTI (Time to Interactive)

Value7.6 s

46/100

10%

Network Requests Diagram

bj.xcar.com.cn

2828 ms

market.css

355 ms

2011nav.css

16 ms

channel_nav.css

12 ms

pl4_40.jpg

134 ms

Our browser made a total of 205 requests to load all elements on the main page. We found that 0% of them (1 request) were addressed to the original Bj.xcar.com.cn, 35% (71 requests) were made to Img1.xcarimg.com and 18% (37 requests) were made to Pic.xcarimg.com. The less responsive or slowest element that took the longest time to load (5.3 sec) relates to the external source Pic.xcarimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 957.3 kB (23%)

Content Size

4.2 MB

After Optimization

3.2 MB

In fact, the total size of Bj.xcar.com.cn main page is 4.2 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 3.3 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 432.5 kB

  • Original 503.9 kB
  • After minification 481.8 kB
  • After compression 71.3 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 432.5 kB or 86% of the original size.

Image Optimization

-6%

Potential reduce by 193.6 kB

  • Original 3.3 MB
  • After minification 3.1 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. Bj Xcar images are well optimized though.

JavaScript Optimization

-77%

Potential reduce by 207.4 kB

  • Original 270.8 kB
  • After minification 214.5 kB
  • After compression 63.4 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 207.4 kB or 77% of the original size.

CSS Optimization

-83%

Potential reduce by 123.8 kB

  • Original 149.3 kB
  • After minification 124.9 kB
  • After compression 25.5 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. Bj.xcar.com.cn needs all CSS files to be minified and compressed as it can save up to 123.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (10%)

Requests Now

204

After Optimization

183

The browser has sent 204 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bj Xcar. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

bj.xcar.com.cn accessibility score

62

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.

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

bj.xcar.com.cn best practices score

67

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

High

Browser errors were logged to the console

SEO Factors

bj.xcar.com.cn SEO score

62

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

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 Bj.xcar.com.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 Bj.xcar.com.cn 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 Bj Xcar. 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: