38.2 sec in total
1.8 sec
36.1 sec
322 ms
Visit alter-shanghai.cn now to see the best up-to-date ALTER Shanghai content for China and also check out these interesting facts you probably never knew about alter-shanghai.cn
Visit alter-shanghai.cnWe analyzed Alter-shanghai.cn page load time and found that the first response time was 1.8 sec and then it took 36.4 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 36 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
alter-shanghai.cn performance score
name
value
score
weighting
Value1.9 s
87/100
10%
Value2.9 s
81/100
25%
Value6.9 s
34/100
10%
Value50 ms
100/100
30%
Value0.074
95/100
15%
Value3.5 s
92/100
10%
1803 ms
752 ms
742 ms
6776 ms
1046 ms
Our browser made a total of 76 requests to load all elements on the main page. We found that 92% of them (70 requests) were addressed to the original Alter-shanghai.cn, 4% (3 requests) were made to Chat32.live800.com and 1% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Alter-shanghai.cn.
Page size can be reduced by 157.5 kB (49%)
324.3 kB
166.8 kB
In fact, the total size of Alter-shanghai.cn main page is 324.3 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. Only 10% of websites need less resources to load. Images take 171.7 kB which makes up the majority of the site volume.
Potential reduce by 17.3 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. 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 17.3 kB or 77% of the original size.
Potential reduce by 55.1 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. Obviously, ALTER Shanghai needs image optimization as it can save up to 55.1 kB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 67.0 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 67.0 kB or 62% of the original size.
Potential reduce by 18.1 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. Alter-shanghai.cn needs all CSS files to be minified and compressed as it can save up to 18.1 kB or 80% of the original size.
Number of requests can be reduced by 15 (38%)
39
24
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ALTER Shanghai. 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.
alter-shanghai.cn
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main.css
752 ms
base.css
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jquery-1.7.1.min.js
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effect_commonv1.1.js
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staticButton.js
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alter-shanghai.cn 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.
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
alter-shanghai.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
alter-shanghai.cn 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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alter-shanghai.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 Alter-shanghai.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.
alter-shanghai.cn
Open Graph description is not detected on the main page of ALTER Shanghai. 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: