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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

s.jb51.net

服务器安全配置常用软件 站长服务器常用软件 服务器常用组件 站长常用软件 服务器杀毒软件防火墙等_脚本之家

Page Load Speed

19 sec in total

First Response

1.1 sec

Resources Loaded

16.9 sec

Page Rendered

994 ms

s.jb51.net screenshot

About Website

Visit s.jb51.net now to see the best up-to-date S Jb 51 content for China and also check out these interesting facts you probably never knew about s.jb51.net

为了满足经常维护服务器的朋友，我们特整理了一些服务器安全配置常用软件、组件，连接服务器的客户端等软件下载

Visit s.jb51.net

Key Findings

We analyzed S.jb51.net page load time and found that the first response time was 1.1 sec and then it took 17.9 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.

Performance Metrics

s.jb51.net performance score

0

Network Requests Diagram

s.jb51.net

1137 ms

logo.gif

1241 ms

group.png

492 ms

idcjb51_1000.gif

4723 ms

stat.php

1243 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that 7% of them (1 request) were addressed to the original S.jb51.net, 33% (5 requests) were made to Bdimg.share.baidu.com and 13% (2 requests) were made to Pub.idqqimg.com. The less responsive or slowest element that took the longest time to load (4.7 sec) relates to the external source Files.jb51.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 109.6 kB (74%)

Content Size

148.2 kB

After Optimization

38.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of S.jb51.net main page is 148.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 5% of websites need less resources to load. HTML takes 100.4 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 82.5 kB

  • Original 100.4 kB
  • After minification 98.1 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. 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 82.5 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 1.8 kB
  • After minification 1.8 kB

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. S Jb 51 images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 27.1 kB

  • Original 43.9 kB
  • After minification 43.9 kB
  • After compression 16.8 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 27.1 kB or 62% of the original size.

CSS Optimization

-1%

Potential reduce by 17 B

  • Original 2.0 kB
  • After minification 2.0 kB
  • After compression 2.0 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. S.jb51.net has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (31%)

Requests Now

13

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of S Jb 51. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

s.jb51.net

s.jb51.net

1137 ms

logo.gif

logo.gif

1241 ms

group.png

group.png

492 ms

idcjb51_1000.gif

idcjb51_1000.gif

4723 ms

stat.php

stat.php

1243 ms

stat.htm

stat.htm

195 ms

core.php

core.php

767 ms

9.gif

9.gif

1740 ms

shell_v2.js

shell_v2.js

1519 ms

logger.js

logger.js

252 ms

bds_s_v2.js

bds_s_v2.js

768 ms

app.gif

app.gif

995 ms

bdsstyle.css

bdsstyle.css

252 ms

r2.gif

r2.gif

324 ms

button_111.gif

button_111.gif

235 ms

SEO Factors

s.jb51.net SEO score

0

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise S.jb51.net 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 S.jb51.net main page’s claimed encoding is gb2312. 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

s.jb51.net

Open Graph description is not detected on the main page of S Jb 51. 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: