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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

code.ruanko.com

软酷网首页

Page Load Speed

31.9 sec in total

First Response

3.5 sec

Resources Loaded

28.1 sec

Page Rendered

418 ms

code.ruanko.com screenshot

About Website

Welcome to code.ruanko.com homepage info - get ready to check Code Ruanko best content for China right away, or after learning these important things about code.ruanko.com

软酷青少年编程教育重在激发学生的兴趣，培养学生的编程思想，锻炼学生的逻辑思维，从而使学生具备创造、创新能力。咨询电话：0755-86270015

Visit code.ruanko.com

Key Findings

We analyzed Code.ruanko.com page load time and found that the first response time was 3.5 sec and then it took 28.5 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 was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

code.ruanko.com performance score

0

Network Requests Diagram

code.ruanko.com

3452 ms

css_rest.css

2230 ms

clound_course_wrap.css

1974 ms

teenagers_coding.css

1127 ms

jquery-1.7.2.min.js

2712 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 79% of them (26 requests) were addressed to the original Code.ruanko.com, 12% (4 requests) were made to Ruanko.com and 9% (3 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.4 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 144.7 kB (30%)

Content Size

479.3 kB

After Optimization

334.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Code.ruanko.com main page is 479.3 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. 15% of websites need less resources to load. Images take 315.6 kB which makes up the majority of the site volume.

HTML Optimization

-57%

Potential reduce by 4.9 kB

  • Original 8.5 kB
  • After minification 8.3 kB
  • After compression 3.7 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 4.9 kB or 57% of the original size.

Image Optimization

-12%

Potential reduce by 38.1 kB

  • Original 315.6 kB
  • After minification 277.5 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. Obviously, Code Ruanko needs image optimization as it can save up to 38.1 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 95.4 kB

  • Original 147.1 kB
  • After minification 146.2 kB
  • After compression 51.7 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 95.4 kB or 65% of the original size.

CSS Optimization

-78%

Potential reduce by 6.3 kB

  • Original 8.0 kB
  • After minification 5.6 kB
  • After compression 1.8 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. Code.ruanko.com needs all CSS files to be minified and compressed as it can save up to 6.3 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (13%)

Requests Now

31

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Code Ruanko. 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

code.ruanko.com

code.ruanko.com

3452 ms

css_rest.css

css_rest.css

2230 ms

clound_course_wrap.css

clound_course_wrap.css

1974 ms

teenagers_coding.css

teenagers_coding.css

1127 ms

jquery-1.7.2.min.js

jquery-1.7.2.min.js

2712 ms

jwplayer.js

jwplayer.js

5550 ms

jwplayer.html5.js

jwplayer.html5.js

6275 ms

teenagers_coding.js

teenagers_coding.js

1833 ms

new_bottom.jsp

new_bottom.jsp

423 ms

had_top.png

had_top.png

521 ms

tel.png

tel.png

420 ms

phone.png

phone.png

371 ms

pan.png

pan.png

4756 ms

bianchen.jpg

bianchen.jpg

3683 ms

le_jian.jpg

le_jian.jpg

532 ms

ziti.png

ziti.png

1472 ms

ri_jian.jpg

ri_jian.jpg

833 ms

nav.jpg

nav.jpg

14936 ms

news.jpg

news.jpg

2111 ms

san.png

san.png

1243 ms

dengpao.png

dengpao.png

1658 ms

xian.png

xian.png

1845 ms

slide.jpg

slide.jpg

3328 ms

tu_1.jpg

tu_1.jpg

5053 ms

heiban.jpg

heiban.jpg

3164 ms

tu_2.jpg

tu_2.jpg

6324 ms

xsan.png

xsan.png

3746 ms

shipin.jpg

shipin.jpg

5399 ms

rk_logo.png

rk_logo.png

417 ms

h.js

h.js

2045 ms

h.js

h.js

20358 ms

wb_img.png

wb_img.png

830 ms

hm.gif

hm.gif

355 ms

SEO Factors

code.ruanko.com SEO score

0

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Code.ruanko.com 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 Code.ruanko.com 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

code.ruanko.com

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