Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 83

    SEO

    Google-friendlier than
    54% of websites

Page Load Speed

2.3 sec in total

First Response

1.1 sec

Resources Loaded

1.1 sec

Page Rendered

83 ms

viewsonic.com.cn screenshot

About Website

Visit viewsonic.com.cn now to see the best up-to-date Viewsonic content for China and also check out these interesting facts you probably never knew about viewsonic.com.cn

Visit viewsonic.com.cn

Key Findings

We analyzed Viewsonic.com.cn page load time and found that the first response time was 1.1 sec and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster. This domain responded with an error, which can significantly jeopardize Viewsonic.com.cn rating and web reputation

Performance Metrics

viewsonic.com.cn performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.6 s

2/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value14.6 s

1/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.558

13/100

15%

TTI (Time to Interactive)

Value21.8 s

1/100

10%

Network Requests Diagram

viewsonic.com.cn

1098 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Viewsonic.com.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Viewsonic.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 7 B (9%)

Content Size

78 B

After Optimization

71 B

In fact, the total size of Viewsonic.com.cn main page is 78 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 78 B which makes up the majority of the site volume.

HTML Optimization

-9%

Potential reduce by 7 B

  • Original 78 B
  • After minification 78 B
  • After compression 71 B

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. This web page is already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

viewsonic.com.cn accessibility score

59

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-*] attributes do not match their roles

High

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

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA toggle fields do not have accessible names

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

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

viewsonic.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

viewsonic.com.cn SEO score

83

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 uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Viewsonic.com.cn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Viewsonic.com.cn main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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