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ncbsf.com screenshot

Report Summary

  • 0

    Performance

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

ncbsf.com

用户默认页面

Page Load Speed

20.5 sec in total

First Response

1.3 sec

Resources Loaded

18.9 sec

Page Rendered

182 ms

ncbsf.com screenshot

About Website

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ncbsf.com

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Key Findings

We analyzed Ncbsf.com page load time and found that the first response time was 1.3 sec and then it took 19.1 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.

Performance Metrics

ncbsf.com performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.216

58/100

15%

TTI (Time to Interactive)

Value4.2 s

86/100

10%

Network Requests Diagram

ncbsf.com

1325 ms

jquery.js

3778 ms

style.css

1355 ms

stencil.css

1740 ms

j-pic.jpg

3010 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 10% of them (1 request) were addressed to the original Ncbsf.com, 60% (6 requests) were made to 4.cn and 10% (1 request) were made to Libs.baidu.com. The less responsive or slowest element that took the longest time to load (13.7 sec) relates to the external source 4.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 103.1 kB (28%)

Content Size

367.4 kB

After Optimization

264.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ncbsf.com main page is 367.4 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 214.8 kB which makes up the majority of the site volume.

HTML Optimization

-64%

Potential reduce by 3.4 kB

  • Original 5.3 kB
  • After minification 4.5 kB
  • After compression 1.9 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 868 B, which is 16% 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 3.4 kB or 64% of the original size.

Image Optimization

-2%

Potential reduce by 5.3 kB

  • Original 214.8 kB
  • After minification 209.5 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. Ncbsf images are well optimized though.

JavaScript Optimization

-49%

Potential reduce by 40.3 kB

  • Original 81.5 kB
  • After minification 81.5 kB
  • After compression 41.2 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 40.3 kB or 49% of the original size.

CSS Optimization

-82%

Potential reduce by 54.0 kB

  • Original 65.6 kB
  • After minification 56.8 kB
  • After compression 11.6 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. Ncbsf.com needs all CSS files to be minified and compressed as it can save up to 54.0 kB or 82% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

8

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ncbsf. According to our analytics all requests are already optimized.

Network Requests Diagram

ncbsf.com

ncbsf.com

1325 ms

jquery.js

jquery.js

3778 ms

style.css

style.css

1355 ms

stencil.css

stencil.css

1740 ms

j-pic.jpg

j-pic.jpg

3010 ms

3191791.asp

3191791.asp

4162 ms

j-bg.jpg

j-bg.jpg

370 ms

j-layout.png

j-layout.png

13745 ms

icon.png

icon.png

1565 ms

go.asp

go.asp

3904 ms

Accessibility Review

ncbsf.com accessibility score

73

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

ncbsf.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

ncbsf.com SEO score

58

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ncbsf.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Ncbsf.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

ncbsf.com

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