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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

ntzx.cn

百年名校—江苏省南通中学

Page Load Speed

7.9 sec in total

First Response

2.6 sec

Resources Loaded

5.2 sec

Page Rendered

159 ms

ntzx.cn screenshot

About Website

Click here to check amazing Ntzx content. Otherwise, check out these important facts you probably never knew about ntzx.cn

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Key Findings

We analyzed Ntzx.cn page load time and found that the first response time was 2.6 sec and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

ntzx.cn performance score

0

Network Requests Diagram

ntzx.cn

2569 ms

main.css

1700 ms

global.js

1139 ms

prototype.js

2549 ms

effects.js

1707 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that all of those requests were addressed to Ntzx.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Ntzx.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 195.1 kB (81%)

Content Size

239.9 kB

After Optimization

44.8 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Ntzx.cn main page is 239.9 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Javascripts take 188.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 12.1 kB

  • Original 15.1 kB
  • After minification 12.8 kB
  • After compression 3.0 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 2.3 kB, which is 15% 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 12.1 kB or 80% of the original size.

JavaScript Optimization

-81%

Potential reduce by 152.1 kB

  • Original 188.0 kB
  • After minification 140.9 kB
  • After compression 36.0 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 152.1 kB or 81% of the original size.

CSS Optimization

-84%

Potential reduce by 31.0 kB

  • Original 36.8 kB
  • After minification 31.0 kB
  • After compression 5.8 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. Ntzx.cn needs all CSS files to be minified and compressed as it can save up to 31.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (69%)

Requests Now

16

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ntzx. 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 as a result speed up the page load time.

Network Requests Diagram

ntzx.cn

ntzx.cn

2569 ms

main.css

main.css

1700 ms

global.js

global.js

1139 ms

prototype.js

prototype.js

2549 ms

effects.js

effects.js

1707 ms

dreamobject.js

dreamobject.js

1138 ms

logo.gif

logo.gif

289 ms

gbtn3_bg.gif

gbtn3_bg.gif

287 ms

title_bg.gif

title_bg.gif

287 ms

title_hover.gif

title_hover.gif

288 ms

title_a.gif

title_a.gif

290 ms

title_sr.gif

title_sr.gif

288 ms

btn3_bg.gif

btn3_bg.gif

569 ms

vindex_channel_bg.gif

vindex_channel_bg.gif

575 ms

gbtn_vindex.gif

gbtn_vindex.gif

571 ms

new_bg.gif

new_bg.gif

575 ms

ajax_loading.gif

ajax_loading.gif

544 ms

SEO Factors

ntzx.cn SEO score

0

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 Ntzx.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 Ntzx.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

ntzx.cn

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