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stay4it.com screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

stay4it.com

有心课堂 - 移动开发在线课程|IT技术网络课堂|技术进阶|Android高级培训|Android企业培训|Android自学|Android视频教程|Android就业班 - Powered By EduSoho

Page Load Speed

44.9 sec in total

First Response

3.9 sec

Resources Loaded

40.5 sec

Page Rendered

590 ms

stay4it.com screenshot

About Website

Welcome to stay4it.com homepage info - get ready to check Stay 4 It best content for China right away, or after learning these important things about stay4it.com

有心课堂成立于2014年，专注于Android技术网络教学，针对在职技术人员，提供一系列体系教程提升技术，并辅以项目实训，再加上一对一的技术咨询，确保每个学员都能解决在工作中碰到的所有问题。

Visit stay4it.com

Key Findings

We analyzed Stay4it.com page load time and found that the first response time was 3.9 sec and then it took 41.1 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

stay4it.com performance score

0

Network Requests Diagram

stay4it.com

3891 ms

bootstrap.css

14773 ms

common.css

1877 ms

font-awesome.min.css

1577 ms

es-icon.css

2058 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 83% of them (33 requests) were addressed to the original Stay4it.com, 8% (3 requests) were made to Bdimg.share.baidu.com and 5% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain Stay4it.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 310.4 kB (54%)

Content Size

578.3 kB

After Optimization

267.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Stay4it.com main page is 578.3 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. 25% of websites need less resources to load. Javascripts take 224.4 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 36.3 kB

  • Original 44.1 kB
  • After minification 33.7 kB
  • After compression 7.8 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 10.4 kB, which is 24% 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 36.3 kB or 82% of the original size.

Image Optimization

-22%

Potential reduce by 41.7 kB

  • Original 185.8 kB
  • After minification 144.1 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, Stay 4 It needs image optimization as it can save up to 41.7 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-57%

Potential reduce by 127.6 kB

  • Original 224.4 kB
  • After minification 214.4 kB
  • After compression 96.8 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 127.6 kB or 57% of the original size.

CSS Optimization

-85%

Potential reduce by 104.8 kB

  • Original 123.9 kB
  • After minification 98.1 kB
  • After compression 19.1 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. Stay4it.com needs all CSS files to be minified and compressed as it can save up to 104.8 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (60%)

Requests Now

35

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stay 4 It. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

stay4it.com

stay4it.com

3891 ms

bootstrap.css

bootstrap.css

14773 ms

common.css

common.css

1877 ms

font-awesome.min.css

font-awesome.min.css

1577 ms

es-icon.css

es-icon.css

2058 ms

main.css

main.css

20304 ms

graceful-black.css

graceful-black.css

4321 ms

153933534ce6821812.png

153933534ce6821812.png

2790 ms

lazyload_course.png

lazyload_course.png

2228 ms

lazyload_class.png

lazyload_class.png

2541 ms

194043b2aeb1399406.png

194043b2aeb1399406.png

4585 ms

sea.js

sea.js

6254 ms

seajs-style.js

seajs-style.js

2894 ms

seajs-global-config.js

seajs-global-config.js

3758 ms

194107308a21948169.png

194107308a21948169.png

11344 ms

115436c0eec3804517.JPG

115436c0eec3804517.JPG

4305 ms

largeavatar85b9dc4c.jpg

largeavatar85b9dc4c.jpg

4635 ms

hm.js

hm.js

1147 ms

starts-b.png

starts-b.png

1505 ms

bar_qq.png

bar_qq.png

2395 ms

124324c7da64257552.jpg

124324c7da64257552.jpg

713 ms

share.js

share.js

974 ms

analytics.js

analytics.js

22 ms

es-icon.woff

es-icon.woff

9240 ms

iconfont.woff

iconfont.woff

835 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

3854 ms

app.js

app.js

1333 ms

collect

collect

15 ms

hm.gif

hm.gif

384 ms

jquery.js

jquery.js

15030 ms

bootstrap.js

bootstrap.js

1478 ms

bootstrap-modal-hack2.js

bootstrap-modal-hack2.js

367 ms

placeholder.js

placeholder.js

1183 ms

card.js

card.js

3483 ms

index.js

index.js

5194 ms

cookie.js

cookie.js

1848 ms

jquery.lavalamp.js

jquery.lavalamp.js

2281 ms

jquery.easing.min.js

jquery.easing.min.js

399 ms

logger.js

logger.js

384 ms

tangram.js

tangram.js

4269 ms

SEO Factors

stay4it.com 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 Stay4it.com 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 Stay4it.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

stay4it.com

Open Graph description is not detected on the main page of Stay 4 It. 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: