Report Summary

  • 51

    Performance

    Renders faster than
    70% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

9tour.cn

铜牛信息 WebVPN

Page Load Speed

119.1 sec in total

First Response

1.1 sec

Resources Loaded

117.6 sec

Page Rendered

315 ms

9tour.cn screenshot

About Website

Visit 9tour.cn now to see the best up-to-date 9 Tour content for China and also check out these interesting facts you probably never knew about 9tour.cn

铜牛信息WebVPN免客户端免配置,一键访问内网服务器

Visit 9tour.cn

Key Findings

We analyzed 9tour.cn page load time and found that the first response time was 1.1 sec and then it took 118 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 59 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

9tour.cn performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

23/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value400 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value5.7 s

68/100

10%

Network Requests Diagram

9tour.cn

1130 ms

www.9tour.cn

1765 ms

968 ms

1189 ms

colorbox.css

786 ms

Our browser made a total of 324 requests to load all elements on the main page. We found that 2% of them (8 requests) were addressed to the original 9tour.cn, 80% (258 requests) were made to Tp6.znimg.com and 10% (31 requests) were made to Public.9tour.cn. The less responsive or slowest element that took the longest time to load (20.5 sec) relates to the external source Tp6.znimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.0 MB (26%)

Content Size

7.8 MB

After Optimization

5.7 MB

In fact, the total size of 9tour.cn main page is 7.8 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.0 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 257.8 kB

  • Original 300.6 kB
  • After minification 259.5 kB
  • After compression 42.8 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 41.1 kB, which is 14% 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 257.8 kB or 86% of the original size.

Image Optimization

-10%

Potential reduce by 618.4 kB

  • Original 6.0 MB
  • After minification 5.3 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. 9 Tour images are well optimized though.

JavaScript Optimization

-75%

Potential reduce by 896.7 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 299.9 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 896.7 kB or 75% of the original size.

CSS Optimization

-81%

Potential reduce by 267.4 kB

  • Original 328.3 kB
  • After minification 315.1 kB
  • After compression 60.9 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. 9tour.cn needs all CSS files to be minified and compressed as it can save up to 267.4 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (8%)

Requests Now

263

After Optimization

241

The browser has sent 263 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 9 Tour. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

9tour.cn accessibility score

83

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.

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

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

9tour.cn best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

9tour.cn SEO score

92

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

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

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 9tour.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 9tour.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

Open Graph description is not detected on the main page of 9 Tour. 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: