Report Summary

  • 38

    Performance

    Renders faster than
    58% of other websites

  • 45

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

zisha.com

紫砂之家-紫砂门户网( zisha.com)宜兴紫砂壶名家价格鉴别

Page Load Speed

102.8 sec in total

First Response

1.4 sec

Resources Loaded

96.6 sec

Page Rendered

4.8 sec

zisha.com screenshot

About Website

Welcome to zisha.com homepage info - get ready to check Zisha best content for Malaysia right away, or after learning these important things about zisha.com

紫砂之家(ZISHA.COM)是宜兴紫砂壶艺术研究院、中国紫砂协会的合作机构,是中国首席紫砂行业门户,传承中华紫砂文化。提供最具影响力的紫砂壶名家作品鉴别选购,及紫砂壶投资收藏资讯。

Visit zisha.com

Key Findings

We analyzed Zisha.com page load time and found that the first response time was 1.4 sec and then it took 101.4 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 88 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

zisha.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value20.8 s

0/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value1.037

2/100

15%

TTI (Time to Interactive)

Value8.6 s

37/100

10%

Network Requests Diagram

zisha.com

1390 ms

www.zisha.com

3543 ms

NewIndex1.css

913 ms

jquery-1.8.3.min.js

1824 ms

new_index.js

1423 ms

Our browser made a total of 236 requests to load all elements on the main page. We found that 39% of them (92 requests) were addressed to the original Zisha.com, 43% (102 requests) were made to Img.zisha.com and 6% (15 requests) were made to Cm.emarbox.com. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Img.zisha.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 509.8 kB (32%)

Content Size

1.6 MB

After Optimization

1.1 MB

In fact, the total size of Zisha.com main page is 1.6 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. 35% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 224.6 kB

  • Original 257.1 kB
  • After minification 197.5 kB
  • After compression 32.5 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 59.7 kB, which is 23% 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 224.6 kB or 87% of the original size.

Image Optimization

-7%

Potential reduce by 74.9 kB

  • Original 1.0 MB
  • After minification 944.2 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. Zisha images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 154.5 kB

  • Original 264.0 kB
  • After minification 253.6 kB
  • After compression 109.5 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 154.5 kB or 59% of the original size.

CSS Optimization

-80%

Potential reduce by 55.8 kB

  • Original 69.4 kB
  • After minification 57.5 kB
  • After compression 13.5 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. Zisha.com needs all CSS files to be minified and compressed as it can save up to 55.8 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (21%)

Requests Now

125

After Optimization

99

The browser has sent 125 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zisha. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

zisha.com accessibility score

45

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

zisha.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

zisha.com SEO score

73

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

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

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 Zisha.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 Zisha.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 Zisha. 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: