Tools & Wizards About Us

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

xxkx.cersp.com

中国小学科学课程网 >> 网站首页

Page Load Speed

17.3 sec in total

First Response

2.2 sec

Resources Loaded

14.9 sec

Page Rendered

261 ms

About Website

Visit xxkx.cersp.com now to see the best up-to-date Xxkx Cersp content for South Korea and also check out these interesting facts you probably never knew about xxkx.cersp.com

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Key Findings

We analyzed Xxkx.cersp.com page load time and found that the first response time was 2.2 sec and then it took 15.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

xxkx.cersp.com performance score

0

Network Requests Diagram

xxkx.cersp.com

2188 ms

DefaultSkin.css

1097 ms

menu.js

550 ms

cersp.js

1374 ms

top.js

554 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 84% of them (51 requests) were addressed to the original Xxkx.cersp.com, 5% (3 requests) were made to Eblog.cersp.com and 3% (2 requests) were made to Cersp.com. The less responsive or slowest element that took the longest time to load (6.4 sec) relates to the external source Eblog.cersp.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 146.5 kB (41%)

Content Size

356.9 kB

After Optimization

210.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Xxkx.cersp.com main page is 356.9 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 238.7 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 63.8 kB

  • Original 75.3 kB
  • After minification 70.8 kB
  • After compression 11.6 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 63.8 kB or 85% of the original size.

Image Optimization

-21%

Potential reduce by 49.5 kB

  • Original 238.7 kB
  • After minification 189.1 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, Xxkx Cersp needs image optimization as it can save up to 49.5 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 16.2 kB

  • Original 23.5 kB
  • After minification 22.9 kB
  • After compression 7.3 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 16.2 kB or 69% of the original size.

CSS Optimization

-88%

Potential reduce by 17.0 kB

  • Original 19.4 kB
  • After minification 11.4 kB
  • After compression 2.4 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. Xxkx.cersp.com needs all CSS files to be minified and compressed as it can save up to 17.0 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (47%)

Requests Now

57

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Xxkx Cersp. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

SEO Factors

xxkx.cersp.com 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 Xxkx.cersp.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 Xxkx.cersp.com 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

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