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kehai.com screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

kehai.com

课海网，课海网在线教育,直播课堂,在线一对一课程,课海网辅导班

Page Load Speed

49.9 sec in total

First Response

14.8 sec

Resources Loaded

34.6 sec

Page Rendered

450 ms

kehai.com screenshot

About Website

Visit kehai.com now to see the best up-to-date Kehai content and also check out these interesting facts you probably never knew about kehai.com

课海网是全国最专业的B2B2C互联网在线学习平台，专注于K12领域，连接培训机构、学生和家长。为学生提供优质在线直播课堂，帮助学生在线课程辅导，为名师搭建网络课堂平台，真正做到当周问题，当周解决，让学习更高效。

Visit kehai.com

Key Findings

We analyzed Kehai.com page load time and found that the first response time was 14.8 sec and then it took 35.1 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 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

kehai.com performance score

0

Network Requests Diagram

kehai.com

14813 ms

base.css

3982 ms

index.css

2639 ms

school.css

11814 ms

jquery-ui.css

8794 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that all of those requests were addressed to Kehai.com and no external sources were called. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain Kehai.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 72.3 kB (89%)

Content Size

81.1 kB

After Optimization

8.9 kB

  • HTML

In fact, the total size of Kehai.com main page is 81.1 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 10% of websites need less resources to load. HTML takes 81.1 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 72.3 kB

  • Original 81.1 kB
  • After minification 70.2 kB
  • After compression 8.9 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. This page needs HTML code to be minified as it can gain 11.0 kB, which is 14% 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 72.3 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (38%)

Requests Now

16

After Optimization

10

  • Images
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kehai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kehai.com

kehai.com

14813 ms

base.css

base.css

3982 ms

index.css

index.css

2639 ms

school.css

school.css

11814 ms

jquery-ui.css

jquery-ui.css

8794 ms

validate.css

validate.css

4420 ms

calendar.css

calendar.css

3476 ms

hierarchy.css

hierarchy.css

3919 ms

handsup.png

handsup.png

6006 ms

Nlogo.png

Nlogo.png

6943 ms

banner_bottom1.png

banner_bottom1.png

3354 ms

banner_bottom2.png

banner_bottom2.png

4277 ms

banner_bottom3.png

banner_bottom3.png

6837 ms

tody.jpg

tody.jpg

11417 ms

tody1.jpg

tody1.jpg

10635 ms

ico.png

ico.png

19744 ms

icon.png

icon.png

9028 ms

home_banner1.jpg

home_banner1.jpg

15031 ms

home_banner2.jpg

home_banner2.jpg

19714 ms

home_banner3.jpg

home_banner3.jpg

19714 ms

require.js

require.js

19818 ms

SEO Factors

kehai.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 Kehai.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 Kehai.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

kehai.com

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