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name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value15.9 s

0/100

25%

SI (Speed Index)

Value16.3 s

0/100

10%

TBT (Total Blocking Time)

Value760 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.559

13/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

bbs.chinahetao.com.cn

3863 ms

style_1_common.css

3362 ms

style_1_forum_index.css

2815 ms

style.css

1405 ms

common.js

3378 ms

Our browser made a total of 91 requests to load all elements on the main page. We found that 81% of them (74 requests) were addressed to the original Bbs.chinahetao.com.cn, 7% (6 requests) were made to Bdimg.share.baidu.com and 3% (3 requests) were made to Img.tianqi.com. The less responsive or slowest element that took the longest time to load (6.9 sec) belongs to the original domain Bbs.chinahetao.com.cn.

Content Size

1.7 MB

After Optimization

1.1 MB

In fact, the total size of Bbs.chinahetao.com.cn main page is 1.7 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. 55% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 95.0 kB

Original 113.2 kB
After minification 112.4 kB
After compression 18.2 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. 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 95.0 kB or 84% of the original size.

Image Optimization

-24%

Potential reduce by 296.6 kB

Original 1.2 MB
After minification 915.8 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, Bbs Chinahetao needs image optimization as it can save up to 296.6 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 219.5 kB

Original 332.7 kB
After minification 315.0 kB
After compression 113.2 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 219.5 kB or 66% of the original size.

CSS Optimization

-75%

Potential reduce by 21.8 kB

Original 29.2 kB
After minification 27.1 kB
After compression 7.4 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. Bbs.chinahetao.com.cn needs all CSS files to be minified and compressed as it can save up to 21.8 kB or 75% of the original size.

Requests Now

After Optimization

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bbs Chinahetao. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS 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 interpretation of your content by users in different locales.

High

<html> element does not have a valid value for its [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

Links do not have a discernible name

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>).

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Image elements do not have [alt] attributes

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

N/A
Language Claimed

N/A
Encoding

GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bbs.chinahetao.com.cn 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 Bbs.chinahetao.com.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

bbs.chinahetao.com.cn

Open Graph description is not detected on the main page of Bbs Chinahetao. 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

一级a黄色视频-a网站在线观看-免费的黄网站在线观看-黄网站免费线观看免费

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

bbs.chinahetao.com.cn

style_1_common.css

style_1_forum_index.css

style.css

common.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

bbs.chinahetao.com.cn

style_1_common.css

style_1_forum_index.css

style.css

common.js

style_1_widthauto.css

forum.js

logging.js

jquery.js

hdp.js

MSClass.js

tiptitle.js

discuz_tips.js

bgimg.jpg

logo.png

qq_login.gif

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164819wlmzjoecqehwcqpe.jpg

collapsed_no.gif

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lol.gif

victory.gif

handshake.gif

common_60_icon.jpg

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common_44_icon.jpg

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