Report Summary

  • 91

    Performance

    Renders faster than
    91% of other websites

  • 44

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

pmbook.com.cn

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Page Load Speed

58.8 sec in total

First Response

17.2 sec

Resources Loaded

41.3 sec

Page Rendered

271 ms

pmbook.com.cn screenshot

About Website

Click here to check amazing Pmbook content. Otherwise, check out these important facts you probably never knew about pmbook.com.cn

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Visit pmbook.com.cn

Key Findings

We analyzed Pmbook.com.cn page load time and found that the first response time was 17.2 sec and then it took 41.6 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 5 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

pmbook.com.cn performance score

91

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

87/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value2.0 s

99/100

10%

Network Requests Diagram

pmbook.com.cn

17207 ms

mootools.js

20052 ms

css.css

20056 ms

top.js

1154 ms

MSClass.js

1553 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 98% of them (39 requests) were addressed to the original Pmbook.com.cn, 3% (1 request) were made to Pub.idqqimg.com. The less responsive or slowest element that took the longest time to load (20.1 sec) belongs to the original domain Pmbook.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 79.6 kB (50%)

Content Size

160.6 kB

After Optimization

81.1 kB

In fact, the total size of Pmbook.com.cn main page is 160.6 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. Only 10% of websites need less resources to load. Javascripts take 59.0 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 26.8 kB

  • Original 34.2 kB
  • After minification 29.3 kB
  • After compression 7.4 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 4.8 kB, which is 14% 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 26.8 kB or 78% of the original size.

Image Optimization

-15%

Potential reduce by 8.7 kB

  • Original 58.2 kB
  • After minification 49.5 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, Pmbook needs image optimization as it can save up to 8.7 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-62%

Potential reduce by 36.6 kB

  • Original 59.0 kB
  • After minification 50.9 kB
  • After compression 22.4 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 36.6 kB or 62% of the original size.

CSS Optimization

-81%

Potential reduce by 7.5 kB

  • Original 9.2 kB
  • After minification 6.9 kB
  • After compression 1.7 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. Pmbook.com.cn needs all CSS files to be minified and compressed as it can save up to 7.5 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (21%)

Requests Now

34

After Optimization

27

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pmbook. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

pmbook.com.cn accessibility score

44

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

pmbook.com.cn best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Browser errors were logged to the console

SEO Factors

pmbook.com.cn SEO score

58

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 Pmbook.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 Pmbook.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 Pmbook. 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: