10.1 sec in total
2 sec
7.2 sec
883 ms
Click here to check amazing Sunlands content for China. Otherwise, check out these important facts you probably never knew about sunlands.com
尚德机构,专注于学历教育,职业教育的互联网教育公司。包含了自考本科、自考专科、高自考、专升本、财会、注册会计师(CPA)、注册管理会计师(CMA)、MBA、人力资源师、教师资格证、证券基金从业资格证等业务。截至目前,尚德教育已经助力8w人通过考试,通过率高达98%。-尚德机构
Visit sunlands.comWe analyzed Sunlands.com page load time and found that the first response time was 2 sec and then it took 8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
sunlands.com performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value9.8 s
0/100
25%
Value10.4 s
8/100
10%
Value390 ms
69/100
30%
Value0
100/100
15%
Value5.8 s
67/100
10%
2020 ms
267 ms
293 ms
298 ms
236 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 41% of them (28 requests) were addressed to the original Sunlands.com, 53% (36 requests) were made to Static.sunlands.com and 3% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Static.sunlands.com.
Page size can be reduced by 181.9 kB (3%)
7.2 MB
7.0 MB
In fact, the total size of Sunlands.com main page is 7.2 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. 45% of websites need less resources to load. Images take 7.1 MB which makes up the majority of the site volume.
Potential reduce by 50.8 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 20.9 kB, which is 36% 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 50.8 kB or 86% of the original size.
Potential reduce by 131.1 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. Sunlands images are well optimized though.
Number of requests can be reduced by 20 (30%)
66
46
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sunlands. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
sunlands.com
2020 ms
index.htm
267 ms
nav.css
293 ms
login.css
298 ms
jquery.min.js
236 ms
jquery.include.js
566 ms
jquery.cookie.js
585 ms
login.js
578 ms
index.css
837 ms
jquery.flexslider-min.js
589 ms
index.js
868 ms
iplookup.php
1349 ms
1.jpg
1651 ms
footer.css
804 ms
cnnic.png
1586 ms
img3.png
1007 ms
img0.png
1044 ms
pic33.png
885 ms
pic36.png
1091 ms
pic40.png
1048 ms
wxjg.jpg
1232 ms
wxgh.jpg
1127 ms
del.png
1302 ms
pic31.gif
1330 ms
people2.png
1371 ms
111.jpg
1611 ms
111.jpg
1612 ms
kuaiji.jpg
1580 ms
9580-congye.jpg
1612 ms
6580-congye.jpg
1613 ms
4580-congye-shicao.jpg
1645 ms
4.png
1717 ms
mingshi.jpg
1648 ms
jinpai.jpg
1649 ms
11111.jpg
1650 ms
jingliban.jpg
1682 ms
zongjian.jpg
1680 ms
1.jpg
1784 ms
PS1.png
1754 ms
ban1.jpg
1722 ms
11111.jpg
1715 ms
111.jpg
1751 ms
111.jpg
1751 ms
jszgz.jpg
1818 ms
99.jpg
1969 ms
77.jpg
2177 ms
66.jpg
2162 ms
55.jpg
2000 ms
4.jpg
2059 ms
3.jpg
2164 ms
5.png
2039 ms
mba.jpg
2037 ms
sf.jpg
2107 ms
12.jpg
2076 ms
hm.js
681 ms
hm.gif
334 ms
wjcode.png
455 ms
pic29.png
585 ms
pic19.png
578 ms
pic20.png
588 ms
shenzhenzikao.jpg
768 ms
shenzhenzikao.jpg
786 ms
1111.jpg
850 ms
221112.jpg
906 ms
1920.jpg
895 ms
15daysfree.jpg
868 ms
pic4.png
305 ms
pic6.png
731 ms
sunlands.com accessibility score
ARIA
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.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
sunlands.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
sunlands.com SEO score
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
Mobile Friendly
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/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
ZH
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sunlands.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Sunlands.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.
sunlands.com
Open Graph description is not detected on the main page of Sunlands. 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: