4.9 sec in total
777 ms
3.7 sec
329 ms
Visit dearedu.com now to see the best up-to-date Dearedu content for China and also check out these interesting facts you probably never knew about dearedu.com
第二教育网成立于2002年,是以服务学校为宗旨的资源门户网站。为学校及教师提供教案、课件、试题、学案、素材、安全教育、清北学霸公开课、教师成长培训、学生学习方法等资源和课程,是学校和教师值得信赖的教育资源平台。
Visit dearedu.comWe analyzed Dearedu.com page load time and found that the first response time was 777 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
dearedu.com performance score
name
value
score
weighting
Value1.0 s
100/100
10%
Value5.7 s
16/100
25%
Value4.1 s
78/100
10%
Value30 ms
100/100
30%
Value0.005
100/100
15%
Value4.1 s
86/100
10%
777 ms
223 ms
437 ms
432 ms
1300 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 86% of them (50 requests) were addressed to the original Dearedu.com, 9% (5 requests) were made to Img.dearedu.com and 3% (2 requests) were made to Rr.knet.cn. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Dearedu.com.
Page size can be reduced by 396.3 kB (22%)
1.8 MB
1.4 MB
In fact, the total size of Dearedu.com main page is 1.8 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 1.6 MB which makes up the majority of the site volume.
Potential reduce by 45.6 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 26.3 kB, which is 51% 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 45.6 kB or 88% of the original size.
Potential reduce by 338.2 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, Dearedu needs image optimization as it can save up to 338.2 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 10.0 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 10.0 kB or 13% of the original size.
Potential reduce by 2.6 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. Dearedu.com needs all CSS files to be minified and compressed as it can save up to 2.6 kB or 26% of the original size.
Number of requests can be reduced by 4 (7%)
55
51
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dearedu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
dearedu.com
777 ms
index.css
223 ms
swiper.min.css
437 ms
iconfont.css
432 ms
logo.png
1300 ms
seallogo.dll
1317 ms
jquery.js
1353 ms
swiper.min.js
653 ms
sidebar.js
489 ms
index.js
490 ms
request.js
490 ms
login10.png
641 ms
mobile.png
649 ms
ktcg.jpg
1542 ms
banner_1.jpg
1121 ms
xk-1.png
687 ms
xk-2.png
854 ms
xk-3.png
869 ms
xk-4.png
873 ms
xk-5.png
915 ms
xbgkk.jpg
1279 ms
qb_2.jpg
1308 ms
qb_3.jpg
1313 ms
t_zk.jpg
1374 ms
t_gk.jpg
1572 ms
eq1.jpg
1918 ms
eq3.png
1527 ms
index_partner1.jpg
1533 ms
index_partner3.jpg
1602 ms
index_partner4.jpg
1747 ms
index_partner5.jpg
1754 ms
index_partner6.jpg
1763 ms
dzdezx.png
1795 ms
yzxx.png
1830 ms
index_partner9.jpg
1966 ms
lysz.png
1973 ms
qzdyzx.png
1984 ms
index_partner14.png
2019 ms
index_partner_two1.jpg
2058 ms
1.jpg
1464 ms
2.jpg
1041 ms
3.jpg
1254 ms
4.jpg
1272 ms
index_partner_two2.jpg
2131 ms
index_partner_two3.jpg
1971 ms
index_partner_two4.jpg
1771 ms
qblogo.png
1722 ms
eq.png
1759 ms
label_sm_90030.png
1801 ms
iconfont.woff
1860 ms
boot3.gif
1766 ms
boot2.gif
1766 ms
qq_online_img.png
1779 ms
right_write.png
1786 ms
star4.png
1402 ms
right_tel.png
1202 ms
right_back_top.png
1246 ms
10Y5M.png
1649 ms
dearedu.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
Image elements do not have [alt] attributes
Links do not have a discernible name
dearedu.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
dearedu.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
ZH
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dearedu.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Dearedu.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
dearedu.com
Open Graph description is not detected on the main page of Dearedu. 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: