33.7 sec in total
6.5 sec
26.7 sec
497 ms
Welcome to 820school.com homepage info - get ready to check 820 School best content right away, or after learning these important things about 820school.com
北京820现代营销军校是一家致力于营销新型职业化训练的专业机构,十五年来,在模式创新、职业管理、职业团队、职业工具等方面达到了国际先进水平,实现了从经验管理向职业管理;从职业选手向超级选手的跨越,彻底突破了困扰中国企业从小到达、由弱到强的职业化人才培养难题,成为构建新型职业化团队的重要武器。
Visit 820school.comWe analyzed 820school.com page load time and found that the first response time was 6.5 sec and then it took 27.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
820school.com performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value3.6 s
60/100
25%
Value10.3 s
8/100
10%
Value4,530 ms
0/100
30%
Value0
100/100
15%
Value8.9 s
35/100
10%
6458 ms
2149 ms
4088 ms
3030 ms
4450 ms
Our browser made a total of 114 requests to load all elements on the main page. We found that 80% of them (91 requests) were addressed to the original 820school.com, 13% (15 requests) were made to 0 and 4% (5 requests) were made to Bdimg.share.baidu.com. The less responsive or slowest element that took the longest time to load (14.8 sec) belongs to the original domain 820school.com.
Page size can be reduced by 379.4 kB (44%)
870.2 kB
490.8 kB
In fact, the total size of 820school.com main page is 870.2 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. 30% of websites need less resources to load. Images take 464.1 kB which makes up the majority of the site volume.
Potential reduce by 104.7 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 104.7 kB or 85% of the original size.
Potential reduce by 52.2 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, 820 School needs image optimization as it can save up to 52.2 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 178.4 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 178.4 kB or 80% of the original size.
Potential reduce by 44.0 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. 820school.com needs all CSS files to be minified and compressed as it can save up to 44.0 kB or 75% of the original size.
Number of requests can be reduced by 37 (35%)
106
69
The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 820 School. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
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820school.com accessibility score
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
820school.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
Browser errors were logged to the console
820school.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
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 820school.com 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 820school.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.
{{og_description}}
820school.com
Open Graph description is not detected on the main page of 820 School. 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: