Tools & Wizards About Us
sc001.com.cn screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

sc001.com.cn

共享画廊

Page Load Speed

121.9 sec in total

First Response

5.4 sec

Resources Loaded

116.1 sec

Page Rendered

345 ms

sc001.com.cn screenshot

About Website

Visit sc001.com.cn now to see the best up-to-date Sc 001 content and also check out these interesting facts you probably never knew about sc001.com.cn

中华收藏网专业为您提供藏品拍卖|字画拍卖|古玩城|在线拍卖|兑换商城|收藏资讯|古玩拍卖|古玩交易|艺术品拍卖|瓷器拍卖|书画定制等相关信息，想要了解更多藏品拍卖|字画拍卖|古玩城|在线拍卖|兑换商城|收藏资讯|古玩拍卖|古玩交易|艺术品拍卖|瓷器拍卖|书画定制的详情，就到本网站。

Visit sc001.com.cn

Key Findings

We analyzed Sc001.com.cn page load time and found that the first response time was 5.4 sec and then it took 116.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

sc001.com.cn performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value14.2 s

0/100

25%

SI (Speed Index)

Value14.3 s

1/100

10%

TBT (Total Blocking Time)

Value8,660 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.523

15/100

15%

TTI (Time to Interactive)

Value23.7 s

1/100

10%

Network Requests Diagram

sc001.com.cn

5420 ms

www.pmv.cn

4163 ms

jquery-1.8.2.js

20316 ms

iconfont.css

963 ms

page.css

2428 ms

Our browser made a total of 194 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Sc001.com.cn, 63% (122 requests) were made to Img.pmv.cn and 27% (53 requests) were made to Pmv.cn. The less responsive or slowest element that took the longest time to load (20.5 sec) relates to the external source Img.pmv.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 335.4 kB (11%)

Content Size

3.0 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sc001.com.cn main page is 3.0 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. 45% of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 128.6 kB

  • Original 146.5 kB
  • After minification 117.9 kB
  • After compression 17.9 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 28.6 kB, which is 20% 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 128.6 kB or 88% of the original size.

Image Optimization

-6%

Potential reduce by 154.6 kB

  • Original 2.8 MB
  • After minification 2.6 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. Sc 001 images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 2.8 kB

  • Original 4.1 kB
  • After minification 3.2 kB
  • After compression 1.3 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 2.8 kB or 68% of the original size.

CSS Optimization

-79%

Potential reduce by 49.5 kB

  • Original 62.7 kB
  • After minification 58.3 kB
  • After compression 13.3 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. Sc001.com.cn needs all CSS files to be minified and compressed as it can save up to 49.5 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (12%)

Requests Now

190

After Optimization

168

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 190 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sc 001. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sc001.com.cn

sc001.com.cn

5420 ms

www.pmv.cn

www.pmv.cn

4163 ms

jquery-1.8.2.js

jquery-1.8.2.js

20316 ms

iconfont.css

iconfont.css

963 ms

page.css

page.css

2428 ms

login_statu.php

login_statu.php

2287 ms

top.css

top.css

3348 ms

login_topmenu.php

login_topmenu.php

5687 ms

jquery.slideBox.min.js

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3784 ms

goods.css

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8491 ms

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3582 ms

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Accessibility Review

sc001.com.cn accessibility score

78

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

sc001.com.cn best practices score

75

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

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

sc001.com.cn SEO score

54

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

High

robots.txt is not valid

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 Sc001.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 Sc001.com.cn 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

sc001.com.cn

Open Graph description is not detected on the main page of Sc 001. 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: