Report Summary

  • 61

    Performance

    Renders faster than
    77% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

a.com.cn

华广传媒A网

Page Load Speed

18.6 sec in total

First Response

836 ms

Resources Loaded

17.4 sec

Page Rendered

342 ms

a.com.cn screenshot

About Website

Visit a.com.cn now to see the best up-to-date A content for China and also check out these interesting facts you probably never knew about a.com.cn

华广传媒,广告传媒产业资源众筹平台,整合媒体,广告主,广告服务公司,消费者等广告传媒行业全产业链要素资源,通过互联网+移动互联网+大数据,为广告传媒行业提供垂直搜索,新媒体传播,易物电商,投融对接,指数发布等平台服务。

Visit a.com.cn

Key Findings

We analyzed A.com.cn page load time and found that the first response time was 836 ms and then it took 17.8 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

a.com.cn performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value13.0 s

2/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.2 s

85/100

10%

Network Requests Diagram

a.com.cn

836 ms

www.a.com.cn

839 ms

wc_gy.css

278 ms

index.css

551 ms

abase.js

1840 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 93% of them (84 requests) were addressed to the original A.com.cn, 1% (1 request) were made to Js.adm.cnzz.net and 1% (1 request) were made to V1.cnzz.com. The less responsive or slowest element that took the longest time to load (11.1 sec) belongs to the original domain A.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 408.5 kB (51%)

Content Size

807.5 kB

After Optimization

398.9 kB

In fact, the total size of A.com.cn main page is 807.5 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. 30% of websites need less resources to load. Images take 459.1 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 47.8 kB

  • Original 61.1 kB
  • After minification 56.3 kB
  • After compression 13.3 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 47.8 kB or 78% of the original size.

Image Optimization

-31%

Potential reduce by 142.3 kB

  • Original 459.1 kB
  • After minification 316.9 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. Obviously, A needs image optimization as it can save up to 142.3 kB or 31% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 89.6 kB

  • Original 133.4 kB
  • After minification 133.4 kB
  • After compression 43.8 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 89.6 kB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 128.8 kB

  • Original 153.9 kB
  • After minification 149.8 kB
  • After compression 25.0 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. A.com.cn needs all CSS files to be minified and compressed as it can save up to 128.8 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (3%)

Requests Now

87

After Optimization

84

The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

a.com.cn accessibility score

46

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.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

a.com.cn 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

a.com.cn SEO score

50

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 A.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 A.com.cn 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 A. 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: