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nsfc.gov.cn screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 42

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

nsfc.gov.cn

国家自然科学基金委员会 > 首页

Page Load Speed

32.9 sec in total

First Response

15.7 sec

Resources Loaded

17.1 sec

Page Rendered

112 ms

nsfc.gov.cn screenshot

About Website

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

首页2020

Visit nsfc.gov.cn

Key Findings

We analyzed Nsfc.gov.cn page load time and found that the first response time was 15.7 sec and then it took 17.2 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

nsfc.gov.cn performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value16.8 s

0/100

25%

SI (Speed Index)

Value23.8 s

0/100

10%

TBT (Total Blocking Time)

Value7,590 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value37.5 s

0/100

10%

Network Requests Diagram

nsfc.gov.cn

15740 ms

login.css

472 ms

login.js

485 ms

MailL_Top_bg.gif

241 ms

logo.gif

245 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that all of those requests were addressed to Nsfc.gov.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (15.7 sec) belongs to the original domain Nsfc.gov.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.9 kB (71%)

Content Size

4.0 kB

After Optimization

1.2 kB

  • HTML

In fact, the total size of Nsfc.gov.cn main page is 4.0 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. HTML takes 4.0 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 2.9 kB

  • Original 4.0 kB
  • After minification 2.6 kB
  • After compression 1.2 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 1.4 kB, which is 34% 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 2.9 kB or 71% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nsfc. According to our analytics all requests are already optimized.

Network Requests Diagram

nsfc.gov.cn

nsfc.gov.cn

15740 ms

login.css

login.css

472 ms

login.js

login.js

485 ms

MailL_Top_bg.gif

MailL_Top_bg.gif

241 ms

logo.gif

logo.gif

245 ms

pic.jpg

pic.jpg

1055 ms

MailL_B_bg.gif

MailL_B_bg.gif

482 ms

iconL.gif

iconL.gif

488 ms

button.gif

button.gif

497 ms

footer.gif

footer.gif

510 ms

Accessibility Review

nsfc.gov.cn accessibility score

66

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

nsfc.gov.cn best practices score

42

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

nsfc.gov.cn SEO score

67

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nsfc.gov.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 Nsfc.gov.cn main page’s claimed encoding is gbk. 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

nsfc.gov.cn

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