67 sec in total
6.6 sec
60.1 sec
196 ms
Click here to check amazing Der content for China. Otherwise, check out these important facts you probably never knew about der.com.cn
Der德尔地板是德尔未来科技控股集团(深交所上市企业,股票代码002631)旗下地面铺装材料产业的核心,也是中国领先的地板品牌。 拥有亚太区领先的生产规模,在江苏、四川、辽宁分别设立生产基地,实现“金三角”生产布局,并在印尼设立海外林木加工及生产制造基地。德尔采用德国、意大利、荷兰、日本等国际一流的生产线,并成立了行业内领先的木业研究院。当前掌握百余项关键性技术,并参与起草地板行业多项国家标准,在...
Visit der.com.cnWe analyzed Der.com.cn page load time and found that the first response time was 6.6 sec and then it took 60.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 39 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
der.com.cn performance score
name
value
score
weighting
Value7.3 s
1/100
10%
Value7.7 s
3/100
25%
Value10.2 s
9/100
10%
Value90 ms
99/100
30%
Value0.002
100/100
15%
Value12.5 s
14/100
10%
6646 ms
3294 ms
15557 ms
4773 ms
7167 ms
Our browser made a total of 66 requests to load all elements on the main page. We found that 97% of them (64 requests) were addressed to the original Der.com.cn, 2% (1 request) were made to Szgswljg.gov.cn and 2% (1 request) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Der.com.cn.
Page size can be reduced by 127.9 kB (64%)
199.2 kB
71.3 kB
In fact, the total size of Der.com.cn main page is 199.2 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. 15% of websites need less resources to load. HTML takes 61.3 kB which makes up the majority of the site volume.
Potential reduce by 51.7 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. This page needs HTML code to be minified as it can gain 22.1 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 51.7 kB or 84% of the original size.
Potential reduce by 2.1 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. Der images are well optimized though.
Potential reduce by 42.2 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 42.2 kB or 69% of the original size.
Potential reduce by 31.8 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. Der.com.cn needs all CSS files to be minified and compressed as it can save up to 31.8 kB or 81% of the original size.
We found no issues to fix!
25
25
The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Der. According to our analytics all requests are already optimized.
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der.com.cn accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
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.
der.com.cn 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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
der.com.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 doesn't use legible font sizes
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Der.com.cn 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 Der.com.cn 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.
{{og_description}}
der.com.cn
Open Graph description is not detected on the main page of Der. 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: