Access jiajiaoban.com. 上海小学/初中生/高中一对一在线辅导_学生一对一补课_1对1辅导

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About Website

Visit jiajiaoban.com now to see the best up-to-date Jiajiaoban content for China and also check out these interesting facts you probably never knew about jiajiaoban.com

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name

value

score

weighting

FCP (First Contentful Paint)

Value9.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value13.9 s

1/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

jiajiaoban.com

703 ms

jiajiaoban.com

1612 ms

grayThemeAdapter.min.js

1543 ms

izkzxz_reset.css

1177 ms

izkzxzsh_index.css

1196 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 30% of them (11 requests) were addressed to the original Jiajiaoban.com, 19% (7 requests) were made to Gd-pub.jinshujufiles.com and 11% (4 requests) were made to Pic.jiajiaoban.com. The less responsive or slowest element that took the longest time to load (3.4 sec) relates to the external source Xes1v1.sobot.com.

Content Size

671.5 kB

After Optimization

342.2 kB

In fact, the total size of Jiajiaoban.com main page is 671.5 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. 25% of websites need less resources to load. HTML takes 334.5 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 277.7 kB

Original 334.5 kB
After minification 316.4 kB
After compression 56.9 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. 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 277.7 kB or 83% of the original size.

Image Optimization

-18%

Potential reduce by 44.1 kB

Original 246.0 kB
After minification 201.9 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, Jiajiaoban needs image optimization as it can save up to 44.1 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-5%

Potential reduce by 3.9 kB

Original 80.1 kB
After minification 80.1 kB
After compression 76.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-35%

Potential reduce by 3.7 kB

Original 10.8 kB
After minification 10.8 kB
After compression 7.1 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. Jiajiaoban.com needs all CSS files to be minified and compressed as it can save up to 3.7 kB or 35% of the original size.

Requests Now

After Optimization

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jiajiaoban. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 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 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

Language and Encoding

Language Detected

N/A

Language Claimed

Encoding

GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jiajiaoban.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), while the claimed language is Chinese. Our system also found out that Jiajiaoban.com 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

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