Tools & Wizards About Us

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

th7.cn

第七城市

Page Load Speed

57.8 sec in total

First Response

3.4 sec

Resources Loaded

54 sec

Page Rendered

428 ms

About Website

Visit th7.cn now to see the best up-to-date Th 7 content for China and also check out these interesting facts you probably never knew about th7.cn

第七城市是国内最全的免费教程学习类平台。提供编程开发、数据库设计、电脑秘籍、办公应用、设计教程、作品赏析等多个栏目资料，学电脑，学编程，找教程，发现设计灵感尽在第七城市。

Visit th7.cn

Key Findings

We analyzed Th7.cn page load time and found that the first response time was 3.4 sec and then it took 54.5 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 4 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

th7.cn performance score

0

Network Requests Diagram

th7.cn

3365 ms

base.css

2060 ms

common.css

1996 ms

jquery.min.js

4203 ms

m.js

772 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 5% of them (5 requests) were addressed to the original Th7.cn, 47% (46 requests) were made to Th7.image.alimmdn.com and 15% (15 requests) were made to Jscdn.th7.cn. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source Pos.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 534.4 kB (26%)

Content Size

2.0 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Th7.cn main page is 2.0 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. 35% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 132.1 kB

  • Original 156.1 kB
  • After minification 156.1 kB
  • After compression 24.0 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 132.1 kB or 85% of the original size.

Image Optimization

-8%

Potential reduce by 115.1 kB

  • Original 1.4 MB
  • After minification 1.3 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. Th 7 images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 212.4 kB

  • Original 339.3 kB
  • After minification 338.6 kB
  • After compression 126.9 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 212.4 kB or 63% of the original size.

CSS Optimization

-80%

Potential reduce by 74.8 kB

  • Original 93.6 kB
  • After minification 78.3 kB
  • After compression 18.8 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. Th7.cn needs all CSS files to be minified and compressed as it can save up to 74.8 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (30%)

Requests Now

91

After Optimization

64

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Th 7. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

SEO Factors

th7.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 Th7.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 Th7.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 Th 7. 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: