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escience.cn screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

escience.cn

科研在线，新一代团队协作工具

Page Load Speed

7.5 sec in total

First Response

1.3 sec

Resources Loaded

6.1 sec

Page Rendered

130 ms

escience.cn screenshot

About Website

Welcome to escience.cn homepage info - get ready to check Escience best content for China right away, or after learning these important things about escience.cn

科研在线是中国科技网提供的云服务。 它为科研学者提供团队文档库、会议服务平台、科研主页、组织通讯录、科信、邮箱、中国科技网通行证等一系列科研应用服务。是新一代的团队协作工人！

Visit escience.cn

Key Findings

We analyzed Escience.cn page load time and found that the first response time was 1.3 sec and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

escience.cn performance score

0

Network Requests Diagram

escience.cn

1278 ms

index.css

716 ms

dface.banner.css

1478 ms

dface.footer.css

1492 ms

jquery.min.js

1930 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that all of those requests were addressed to Escience.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Escience.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 78.0 kB (19%)

Content Size

420.9 kB

After Optimization

343.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Escience.cn main page is 420.9 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 381.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 14.4 kB

  • Original 18.1 kB
  • After minification 15.5 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. This page needs HTML code to be minified as it can gain 2.6 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 14.4 kB or 79% of the original size.

Image Optimization

-12%

Potential reduce by 47.1 kB

  • Original 381.5 kB
  • After minification 334.4 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, Escience needs image optimization as it can save up to 47.1 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

-71%

Potential reduce by 4.0 kB

  • Original 5.7 kB
  • After minification 4.8 kB
  • After compression 1.6 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 4.0 kB or 71% of the original size.

CSS Optimization

-79%

Potential reduce by 12.4 kB

  • Original 15.6 kB
  • After minification 11.4 kB
  • After compression 3.2 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. Escience.cn needs all CSS files to be minified and compressed as it can save up to 12.4 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (14%)

Requests Now

22

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Escience. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

escience.cn

escience.cn

1278 ms

index.css

index.css

716 ms

dface.banner.css

dface.banner.css

1478 ms

dface.footer.css

dface.footer.css

1492 ms

jquery.min.js

jquery.min.js

1930 ms

dface.banner.js

dface.banner.js

1497 ms

dface.footer.js

dface.footer.js

1498 ms

bootstrap-carousel.js

bootstrap-carousel.js

774 ms

escience-30.png

escience-30.png

243 ms

trigle.png

trigle.png

246 ms

escience-s-icon.png

escience-s-icon.png

778 ms

portal-May2012-hero-1.jpg

portal-May2012-hero-1.jpg

1039 ms

portal-May2012-hero-2.jpg

portal-May2012-hero-2.jpg

1188 ms

portal-May2012-hero-3.jpg

portal-May2012-hero-3.jpg

1201 ms

portal-May2012-hero-4.jpg

portal-May2012-hero-4.jpg

491 ms

portal-May2012-hero-5.jpg

portal-May2012-hero-5.jpg

1264 ms

portal-May2012-hero-6.jpg

portal-May2012-hero-6.jpg

978 ms

escience-big-icon.png

escience-big-icon.png

1294 ms

weixin.png

weixin.png

1221 ms

link.jpg

link.jpg

3144 ms

logo_cstnet.png

logo_cstnet.png

751 ms

logo-rol-beta.png

logo-rol-beta.png

719 ms

escience-30-b.png

escience-30-b.png

503 ms

SEO Factors

escience.cn 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 Escience.cn 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 Escience.cn 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

escience.cn

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