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Report Summary

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    Performance

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    Accessibility

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    Best Practices

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    SEO

cnnerv.com

EVA研究站 | CNNERV

Page Load Speed

33.5 sec in total

First Response

2.1 sec

Resources Loaded

30.9 sec

Page Rendered

485 ms

cnnerv.com screenshot

About Website

Welcome to cnnerv.com homepage info - get ready to check CNNERV best content right away, or after learning these important things about cnnerv.com

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Visit cnnerv.com

Key Findings

We analyzed Cnnerv.com page load time and found that the first response time was 2.1 sec and then it took 31.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% 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

cnnerv.com performance score

0

Network Requests Diagram

www.cnnerv.com

2066 ms

style.css

720 ms

css.css

723 ms

highlight.css

488 ms

img.css

494 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 75% of them (33 requests) were addressed to the original Cnnerv.com, 23% (10 requests) were made to Bdimg.share.baidu.com and 2% (1 request) were made to Recenthealthcare.com. The less responsive or slowest element that took the longest time to load (19.5 sec) relates to the external source Bdimg.share.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 180.8 kB (33%)

Content Size

543.4 kB

After Optimization

362.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cnnerv.com main page is 543.4 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 280.7 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 40.4 kB

  • Original 51.0 kB
  • After minification 47.6 kB
  • After compression 10.6 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 40.4 kB or 79% of the original size.

Image Optimization

-8%

Potential reduce by 23.3 kB

  • Original 280.7 kB
  • After minification 257.4 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. CNNERV images are well optimized though.

JavaScript Optimization

-49%

Potential reduce by 80.0 kB

  • Original 164.5 kB
  • After minification 160.9 kB
  • After compression 84.5 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 80.0 kB or 49% of the original size.

CSS Optimization

-79%

Potential reduce by 37.1 kB

  • Original 47.3 kB
  • After minification 35.9 kB
  • After compression 10.2 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. Cnnerv.com needs all CSS files to be minified and compressed as it can save up to 37.1 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (49%)

Requests Now

41

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CNNERV. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.cnnerv.com

www.cnnerv.com

2066 ms

style.css

style.css

720 ms

css.css

css.css

723 ms

highlight.css

highlight.css

488 ms

img.css

img.css

494 ms

jquery.min.js

jquery.min.js

1226 ms

custom.js

custom.js

952 ms

superfish.js

superfish.js

986 ms

lazyload.js

lazyload.js

999 ms

mousewheel.js

mousewheel.js

1182 ms

fancybox.js

fancybox.js

1442 ms

4-blue.css

4-blue.css

1433 ms

wp-embed.min.js

wp-embed.min.js

932 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

723 ms

jquery.min.php

jquery.min.php

1436 ms

bg.png

bg.png

688 ms

go.gif

go.gif

477 ms

%E6%A0%87%E9%A2%98%E6%94%B9.jpg

%E6%A0%87%E9%A2%98%E6%94%B9.jpg

2097 ms

scroll.png

scroll.png

476 ms

login.png

login.png

482 ms

top_man.png

top_man.png

1494 ms

yuan.gif

yuan.gif

930 ms

cnnervlogo700X80.jpg

cnnervlogo700X80.jpg

1904 ms

10.jpg

10.jpg

958 ms

8207724Screenshot_2015-10-25-02-14-52.png

8207724Screenshot_2015-10-25-02-14-52.png

3254 ms

top_02.png

top_02.png

1430 ms

17.jpg

17.jpg

1421 ms

a6100a55b319ebc465520b1c8626cffc1e17162a-140x100.png

a6100a55b319ebc465520b1c8626cffc1e17162a-140x100.png

1885 ms

top_man-140x100.png

top_man-140x100.png

2144 ms

01.jpg

01.jpg

10670 ms

tab.png

tab.png

2371 ms

feed.gif

feed.gif

2361 ms

yuan_b.gif

yuan_b.gif

2497 ms

share.js

share.js

1154 ms

bulletin.gif

bulletin.gif

2562 ms

share_api.js

share_api.js

371 ms

share_view.js

share_view.js

3622 ms

tangram.js

tangram.js

1524 ms

api_base.js

api_base.js

593 ms

logger.js

logger.js

515 ms

view_base.js

view_base.js

374 ms

partners.js

partners.js

608 ms

share_style0_16.css

share_style0_16.css

312 ms

icons_0_16.png

icons_0_16.png

19519 ms

SEO Factors

cnnerv.com SEO score

0

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cnnerv.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Cnnerv.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

cnnerv.com

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