Tools & Wizards About Us

Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

zzyvip.com

E企盈小程序|专业小程序卖货系统开发服务商-深圳市精准移动云时代科技有限公司-详情咨询：4006-838-530

Page Load Speed

6.9 sec in total

First Response

222 ms

Resources Loaded

6 sec

Page Rendered

591 ms

About Website

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Key Findings

We analyzed Zzyvip.com page load time and found that the first response time was 222 ms and then it took 6.6 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

zzyvip.com performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value13.5 s

0/100

25%

SI (Speed Index)

Value7.1 s

32/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.173

69/100

15%

TTI (Time to Interactive)

Value3.6 s

91/100

10%

Network Requests Diagram

index.html

222 ms

style.css

218 ms

animate.min.css

432 ms

jquery.js

649 ms

common.js

441 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 9% of them (8 requests) were addressed to the original Zzyvip.com, 89% (82 requests) were made to 3n4w.oss-cn-shenzhen.aliyuncs.com and 2% (2 requests) were made to Jinzhunyun.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source 3n4w.oss-cn-shenzhen.aliyuncs.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 440.9 kB (9%)

Content Size

4.9 MB

After Optimization

4.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zzyvip.com main page is 4.9 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. 40% of websites need less resources to load. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 48.5 kB

  • Original 56.2 kB
  • After minification 33.2 kB
  • After compression 7.6 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 22.9 kB, which is 41% 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 48.5 kB or 86% of the original size.

Image Optimization

-7%

Potential reduce by 327.8 kB

  • Original 4.7 MB
  • After minification 4.4 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. Zzyvip images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 61.0 kB

  • Original 101.7 kB
  • After minification 101.7 kB
  • After compression 40.7 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 61.0 kB or 60% of the original size.

CSS Optimization

-21%

Potential reduce by 3.6 kB

  • Original 16.8 kB
  • After minification 16.8 kB
  • After compression 13.2 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. Zzyvip.com needs all CSS files to be minified and compressed as it can save up to 3.6 kB or 21% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (4%)

Requests Now

89

After Optimization

85

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zzyvip. 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 JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zzyvip.com accessibility score

82

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

Links do not have a discernible name

Best Practices

zzyvip.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

zzyvip.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

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 Zzyvip.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 Zzyvip.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 Zzyvip. 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: