Tools & Wizards About Us

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

ppt20.com

变色龙PPT-国内原创PPT模板交易平台 - PPT贰零 - 西安聚讯网络科技有限公司

Page Load Speed

15.2 sec in total

First Response

1.6 sec

Resources Loaded

11.5 sec

Page Rendered

2.1 sec

About Website

Click here to check amazing Ppt 20 content for China. Otherwise, check out these important facts you probably never knew about ppt20.com

变色龙PPT模板交易平台，是国内优秀的PPT模板设计师聚集地，主打原创PPT模板；现拥有PPT设计师18万，各种行业PPT模板一应俱全；另提供PPT定制服务

Visit ppt20.com

Key Findings

We analyzed Ppt20.com page load time and found that the first response time was 1.6 sec and then it took 13.6 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

ppt20.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value14.9 s

1/100

10%

TBT (Total Blocking Time)

Value760 ms

39/100

30%

CLS (Cumulative Layout Shift)

Value0.256

48/100

15%

TTI (Time to Interactive)

Value10.9 s

21/100

10%

Network Requests Diagram

www.ppt20.com

1557 ms

font_789172_2ck6727qwtj.css

20 ms

cate.css

262 ms

global.css

526 ms

common.css

687 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 41% of them (40 requests) were addressed to the original Ppt20.com, 20% (20 requests) were made to Pptimg.yunyao365.com and 11% (11 requests) were made to Img1.ppt20.com. The less responsive or slowest element that took the longest time to load (4 sec) relates to the external source Pptimg.yunyao365.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 294.1 kB (3%)

Content Size

11.3 MB

After Optimization

11.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ppt20.com main page is 11.3 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. 55% of websites need less resources to load. Images take 10.9 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 117.8 kB

  • Original 139.2 kB
  • After minification 110.4 kB
  • After compression 21.5 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 28.8 kB, which is 21% 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 117.8 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 86.8 kB

  • Original 10.9 MB
  • After minification 10.8 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. Ppt 20 images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 80.2 kB

  • Original 227.5 kB
  • After minification 207.6 kB
  • After compression 147.3 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 80.2 kB or 35% of the original size.

CSS Optimization

-42%

Potential reduce by 9.4 kB

  • Original 22.3 kB
  • After minification 19.2 kB
  • After compression 12.9 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. Ppt20.com needs all CSS files to be minified and compressed as it can save up to 9.4 kB or 42% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (34%)

Requests Now

93

After Optimization

61

  • Images
  • JavaScript
  • CSS

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ppt 20. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 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

ppt20.com accessibility score

74

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

Best Practices

ppt20.com best practices score

58

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

ppt20.com 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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ppt20.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 Ppt20.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 Ppt 20. 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: