35.9 sec in total
15.2 sec
20.5 sec
179 ms
Welcome to zhongdiao.net homepage info - get ready to check Zhongdiao best content right away, or after learning these important things about zhongdiao.net
武汉中雕激光数控有限公司是武汉·中国光谷激光光电子集群骨干激光设备生产厂家,主要生产销售武汉激光打标机,光纤激光打标机、CO2激光打标机、紫外激光打标机、飞行在线激光打标机、视觉定位激光打标机、3d动态激光打标机、手持激光焊接机、连续光纤激光焊接机等各类激光设备,并提供整套非标自动化激光设备解决方案,致力于打造激光智能制造设备,让激光科技改变人类生活,各类激光设备品类齐全,免费打样试机
Visit zhongdiao.netWe analyzed Zhongdiao.net page load time and found that the first response time was 15.2 sec and then it took 20.7 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.
zhongdiao.net performance score
name
value
score
weighting
Value5.4 s
6/100
10%
Value20.6 s
0/100
25%
Value19.1 s
0/100
10%
Value14,310 ms
0/100
30%
Value0.11
87/100
15%
Value25.3 s
0/100
10%
15234 ms
140 ms
164 ms
1621 ms
96 ms
Our browser made a total of 11 requests to load all elements on the main page. We found that 55% of them (6 requests) were addressed to the original Zhongdiao.net, 9% (1 request) were made to S5.cnzz.com and 9% (1 request) were made to Oz.cnzz.com. The less responsive or slowest element that took the longest time to load (15.2 sec) belongs to the original domain Zhongdiao.net.
Page size can be reduced by 9.1 kB (62%)
14.6 kB
5.5 kB
In fact, the total size of Zhongdiao.net main page is 14.6 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 10.7 kB which makes up the majority of the site volume.
Potential reduce by 2.2 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 2.2 kB or 58% of the original size.
Potential reduce by 6.9 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 6.9 kB or 64% of the original size.
We found no issues to fix!
9
9
The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zhongdiao. According to our analytics all requests are already optimized.
zhongdiao.net
15234 ms
css.css
140 ms
pa.gif
164 ms
stat.php
1621 ms
bj22.jpg
96 ms
dot11.jpg
98 ms
dot22.jpg
94 ms
stat.htm
185 ms
core.php
559 ms
9.gif
976 ms
app.gif
2089 ms
zhongdiao.net 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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.
zhongdiao.net 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
zhongdiao.net 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
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zhongdiao.net 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 Zhongdiao.net 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.
zhongdiao.net
Open Graph description is not detected on the main page of Zhongdiao. 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: