34.6 sec in total
2.3 sec
32.1 sec
162 ms
Click here to check amazing Durstele content. Otherwise, check out these important facts you probably never knew about durstele.com
道尔斯特自动化系列产品正在将性能和便捷带至一个新的高度;可将工业现场各种信号转换为所需、有效提高工业生产自动化控制效率。南京道尔斯特电气咨询热线:025-58933511
Visit durstele.comWe analyzed Durstele.com page load time and found that the first response time was 2.3 sec and then it took 32.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
durstele.com performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value11.6 s
0/100
25%
Value20.9 s
0/100
10%
Value430 ms
64/100
30%
Value0.046
99/100
15%
Value12.0 s
16/100
10%
2333 ms
805 ms
887 ms
886 ms
10635 ms
Our browser made a total of 29 requests to load all elements on the main page. We found that 93% of them (27 requests) were addressed to the original Durstele.com, 3% (1 request) were made to Js.users.51.la and 3% (1 request) were made to Icon.51.la. The less responsive or slowest element that took the longest time to load (20 sec) belongs to the original domain Durstele.com.
Page size can be reduced by 201.9 kB (70%)
289.5 kB
87.5 kB
In fact, the total size of Durstele.com main page is 289.5 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. 15% of websites need less resources to load. Javascripts take 185.1 kB which makes up the majority of the site volume.
Potential reduce by 74.3 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 37.4 kB, which is 46% 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 74.3 kB or 91% of the original size.
Potential reduce by 410 B
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. Durstele images are well optimized though.
Potential reduce by 121.4 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 121.4 kB or 66% of the original size.
Potential reduce by 5.8 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. Durstele.com needs all CSS files to be minified and compressed as it can save up to 5.8 kB or 70% of the original size.
Number of requests can be reduced by 5 (20%)
25
20
The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Durstele. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
durstele.com
2333 ms
style.css
805 ms
zztuku.css
887 ms
cn.css
886 ms
jquery.js
10635 ms
jquery-min-1.7.js
8133 ms
all_dfd5691e.js
877 ms
cn.index.js
927 ms
14902787.js
1007 ms
jquery.js
1740 ms
defaultcn_r1_c1.jpg
780 ms
jt.jpg
404 ms
about0_r3_c1.jpg
507 ms
bannernei1.jpg
1987 ms
banner1.jpg
9365 ms
banner2.jpg
19994 ms
banner3.jpg
19994 ms
icon_page.png
2306 ms
daoersite.jpg
3204 ms
5%E7%A7%92%E6%AF%8F%E6%9C%88%E4%B8%BB%E6%8E%A8%E5%8A%A8%E7%94%BB.gif
15682 ms
%E5%88%9B%E6%96%B0%E4%BA%A7%E5%93%81BANNER-GIF.gif
5531 ms
default.jpg
3650 ms
%E5%90%88%E4%BD%9C%E4%BC%99%E4%BC%B4%E4%B8%93%E5%8C%BABANNER-GIF.gif
5187 ms
tm.gif
6303 ms
weibo.jpg
6046 ms
defaultcn_r5_c2.jpg
6472 ms
defaultcn_r8_c5.jpg
7199 ms
icon_9.gif
607 ms
icon_page_active.png
7669 ms
durstele.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
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.
durstele.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
Missing source maps for large first-party JavaScript
durstele.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
robots.txt is not valid
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
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Durstele.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 Durstele.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.
durstele.com
Open Graph description is not detected on the main page of Durstele. 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: