Access yggk.net. 阳光学习网

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

84/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.202

61/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

yggk.net

12134 ms

index.css

1551 ms

jQuery_latest.min.js

4760 ms

jQuery_tabs.js

1741 ms

jQuery_picFocus.js

1738 ms

Our browser made a total of 143 requests to load all elements on the main page. We found that 2% of them (3 requests) were addressed to the original Yggk.net, 13% (19 requests) were made to Img.yggk.net and 11% (16 requests) were made to Pos.baidu.com. The less responsive or slowest element that took the longest time to load (20.5 sec) relates to the external source T11.baidu.com.

Content Size

2.2 MB

After Optimization

1.3 MB

In fact, the total size of Yggk.net main page is 2.2 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. 50% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 140.2 kB

Original 165.3 kB
After minification 162.7 kB
After compression 25.1 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 140.2 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 15.9 kB

Original 787.5 kB
After minification 771.6 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. Yggk images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 796.6 kB

Original 1.3 MB
After minification 1.3 MB
After compression 480.9 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 796.6 kB or 62% of the original size.

CSS Optimization

-70%

Potential reduce by 12.4 kB

Original 17.7 kB
After minification 17.7 kB
After compression 5.3 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. Yggk.net needs all CSS files to be minified and compressed as it can save up to 12.4 kB or 70% of the original size.

Requests Now

128

After Optimization

The browser has sent 128 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yggk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 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 experience of reading tabular or list data using assistive technology, like a screen reader.

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

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

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

Links do not have a discernible name

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

Search Engine Optimization Advices

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

High

robots.txt is not valid

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

High

Image elements do not have [alt] attributes

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 Yggk.net 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 Yggk.net 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

yggk.net

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

阳光学习网

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

yggk.net

index.css

jQuery_latest.min.js

jQuery_tabs.js

jQuery_picFocus.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

yggk.net

index.css

jQuery_latest.min.js

jQuery_tabs.js

jQuery_picFocus.js

zz_ctrl.js

uaredirect.js

f.js

c.js

adsbygoogle.js

i.js

uf.js

stat.php

hm.js

topbg.jpg

2-13041622121N01.png

1_1702061381.jpg

logo.jpg

nav_bg.jpg

jdxxw2016_250_250.gif

gkcx_300.jpg

gkzw.png

rmzy_90.jpg

zsjz_720.jpg

bcwm

zaizhi_bg.jpg

qgdtpic.gif

bcwm

bcwm

ca-pub-2805668807498358.js

zrt_lookup.html

show_ads_impl.js

dot_333.jpg

bcwm

line_bg.jpg

bcwm

ads

bcwm

osd.js

dot_green.jpg

bcwm

youqing_bg.jpg

ui