Access shidu.cn. 北京十渡旅游网-房山十渡世界地质公园-十渡风景区门户网站

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

16/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value490 ms

59/100

30%

CLS (Cumulative Layout Shift)

Value0.253

49/100

15%

TTI (Time to Interactive)

Value15.2 s

7/100

10%

www.shidu.cn

966 ms

www.shidu.cn

1382 ms

2012.css

994 ms

headera.js

620 ms

mqjQuery.js

887 ms

Our browser made a total of 120 requests to load all elements on the main page. We found that 97% of them (116 requests) were addressed to the original Shidu.cn, 2% (2 requests) were made to Hm.baidu.com and 1% (1 request) were made to Goutong.baidu.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Aff-im.cdn.bcebos.com.

Content Size

2.0 MB

After Optimization

1.6 MB

In fact, the total size of Shidu.cn main page is 2.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 56.6 kB

Original 70.1 kB
After minification 67.1 kB
After compression 13.5 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 56.6 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 10.2 kB

Original 1.3 MB
After minification 1.3 MB

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. Shidu images are well optimized though.

JavaScript Optimization

-45%

Potential reduce by 185.3 kB

Original 408.6 kB
After minification 403.3 kB
After compression 223.2 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 185.3 kB or 45% of the original size.

CSS Optimization

-83%

Potential reduce by 146.9 kB

Original 176.1 kB
After minification 167.6 kB
After compression 29.2 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. Shidu.cn needs all CSS files to be minified and compressed as it can save up to 146.9 kB or 83% of the original size.

Requests Now

102

After Optimization

The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shidu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

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

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

ARIA IDs are not unique

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

High

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

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.

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

High

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

High

Document uses plugins

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 Shidu.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 Shidu.cn 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

shidu.cn

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

Report Summary

Performance

Accessibility

Best Practices

SEO

北京十渡旅游网-房山十渡世界地质公园-十渡风景区门户网站

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.shidu.cn

www.shidu.cn

2012.css

headera.js

mqjQuery.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.shidu.cn

www.shidu.cn

2012.css

headera.js

mqjQuery.js

bootstrap.min.js

moment.min.js

bootstrap-datetimepicker.min.js

tuanjian.css

bootstrap.min.css

dhzstj.js

tonglangg01.js

syflash.js

syjiedai.js

fwzx.js

hot.js

kf.js

bgtop.gif

bgbottom.gif

bgfoot.jpg

navbg.gif

nav-item-first-current.png

nav-arr.png

innyo34_365.gif

innyo34_arrowR.gif

syjdtj05.jpg

syjdtj02.jpg

syjdtj03.jpg

syjdtj04.jpg

syxltj01.jpg

syxltj02.jpg

syxltj03.jpg

sdjdtj01.jpg

sdjdtj02.jpg

sdjdtj03.jpg

2013082821523187_S.jpg

20141228092315211_s.jpg

2013102422111962_S.jpg

2013082821495295.jpg

20170506090937566.jpg

20160204102903715_s.jpg

20160204102737077_s.jpg

20160204102259175_s.jpg