84.3 sec in total
2.3 sec
81.4 sec
534 ms
Click here to check amazing Ruanko content for China. Otherwise, check out these important facts you probably never knew about ruanko.com
软酷网是中国第一家个性化泛IT学习方案服务商,导师一对一辅导,专业IT就业指导,24小时在线答疑。软酷网为用户提供android、java、C语言、软件测试、数据库等视频课程资源,200+门专业课程,500+个前沿案例,5000+份代码,泛IT在线课程学习及培训就上软酷网!
Visit ruanko.comWe analyzed Ruanko.com page load time and found that the first response time was 2.3 sec and then it took 81.9 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 8 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
ruanko.com performance score
name
value
score
weighting
Value11.9 s
0/100
10%
Value42.9 s
0/100
25%
Value18.8 s
0/100
10%
Value160 ms
94/100
30%
Value0.001
100/100
15%
Value12.2 s
15/100
10%
2315 ms
6802 ms
996 ms
7475 ms
6552 ms
Our browser made a total of 127 requests to load all elements on the main page. We found that 57% of them (73 requests) were addressed to the original Ruanko.com, 8% (10 requests) were made to Static.ruanko.com and 7% (9 requests) were made to Login.ruanko.com. The less responsive or slowest element that took the longest time to load (20.1 sec) belongs to the original domain Ruanko.com.
Page size can be reduced by 167.9 kB (20%)
838.0 kB
670.2 kB
In fact, the total size of Ruanko.com main page is 838.0 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. 35% of websites need less resources to load. Images take 570.7 kB which makes up the majority of the site volume.
Potential reduce by 40.6 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 40.6 kB or 72% of the original size.
Potential reduce by 20.8 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. Ruanko images are well optimized though.
Potential reduce by 106.5 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 106.5 kB or 51% of the original size.
Number of requests can be reduced by 72 (65%)
111
39
The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ruanko. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.
{{url}}
{{time}} ms
ruanko.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
button, link, and menuitem elements do not have accessible names.
ARIA IDs are not unique
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
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
ruanko.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
ruanko.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
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
N/A
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ruanko.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Ruanko.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.
{{og_description}}
ruanko.com
Open Graph description is not detected on the main page of Ruanko. 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: