Tools & Wizards About Us

Report Summary

  • 82

    Performance

    Renders faster than
    87% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

zzracing.net

九游会平台,j9九游会备用网站

Page Load Speed

7.9 sec in total

First Response

1.3 sec

Resources Loaded

6 sec

Page Rendered

679 ms

About Website

Click here to check amazing Zzracing content. Otherwise, check out these important facts you probably never knew about zzracing.net

九游会平台,j9九游会备用网站有限公司坐落于杭州西溪西部,九游会平台,j9九游会备用网站是国内较早从事微电脑控制器及智能网络家电集研发入口、生产注册、官网销售、下载服务于一体的高新技术企业。公司拥有先进的生产设备和雄厚的技术实力

Visit zzracing.net

Key Findings

We analyzed Zzracing.net page load time and found that the first response time was 1.3 sec and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

zzracing.net performance score

82

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

73/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value190 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0.099

90/100

15%

TTI (Time to Interactive)

Value3.8 s

89/100

10%

Network Requests Diagram

zzracing.net

1273 ms

style_imagehover.css

384 ms

stylesheet.css

386 ms

stylesheet_css_buttons.css

414 ms

stylesheet_zen_lightbox.css

418 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 86% of them (37 requests) were addressed to the original Zzracing.net, 2% (1 request) were made to Download.skype.com and 2% (1 request) were made to Rzhobby.com. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Pub.idqqimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 94.9 kB (58%)

Content Size

163.6 kB

After Optimization

68.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zzracing.net main page is 163.6 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. 20% of websites need less resources to load. HTML takes 55.4 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 47.9 kB

  • Original 55.4 kB
  • After minification 52.4 kB
  • After compression 7.5 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. 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 47.9 kB or 86% of the original size.

Image Optimization

-8%

Potential reduce by 4.1 kB

  • Original 51.4 kB
  • After minification 47.3 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. Zzracing images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 20.5 kB

  • Original 29.0 kB
  • After minification 25.6 kB
  • After compression 8.5 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 20.5 kB or 71% of the original size.

CSS Optimization

-80%

Potential reduce by 22.3 kB

  • Original 27.8 kB
  • After minification 18.1 kB
  • After compression 5.5 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. Zzracing.net needs all CSS files to be minified and compressed as it can save up to 22.3 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (38%)

Requests Now

39

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zzracing. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zzracing.net accessibility score

86

Accessibility Issues

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

Document doesn't have a <title> element

High

<frame> or <iframe> elements do not have a title

Best Practices

zzracing.net best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

zzracing.net SEO score

75

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

Document doesn't have a <title> element

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zzracing.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Zzracing.net 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 Zzracing. 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: