27.4 sec in total
10.2 sec
17.1 sec
130 ms
Welcome to web191.com homepage info - get ready to check Web 191 best content right away, or after learning these important things about web191.com
网站建设,网站制作,企业网站建设,企业网站开发,郑州,商务网站建设,商务网站制作
Visit web191.comWe analyzed Web191.com page load time and found that the first response time was 10.2 sec and then it took 17.2 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.
web191.com performance score
name
value
score
weighting
Value2.1 s
82/100
10%
Value8.2 s
2/100
25%
Value6.3 s
42/100
10%
Value920 ms
30/100
30%
Value0.311
38/100
15%
Value6.0 s
64/100
10%
10204 ms
436 ms
705 ms
450 ms
538 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 88% of them (44 requests) were addressed to the original Web191.com, 2% (1 request) were made to Tianshi189.com and 2% (1 request) were made to S121.cnzz.com. The less responsive or slowest element that took the longest time to load (10.2 sec) belongs to the original domain Web191.com.
Page size can be reduced by 47.0 kB (28%)
166.6 kB
119.6 kB
In fact, the total size of Web191.com main page is 166.6 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. Images take 133.1 kB which makes up the majority of the site volume.
Potential reduce by 19.6 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. This page needs HTML code to be minified as it can gain 6.0 kB, which is 26% 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 19.6 kB or 86% of the original size.
Potential reduce by 20.6 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, Web 191 needs image optimization as it can save up to 20.6 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
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.
Number of requests can be reduced by 19 (40%)
47
28
The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Web 191. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
web191.com
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web191.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.
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
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
web191.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
web191.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
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Web191.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 Web191.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.
web191.com
Open Graph description is not detected on the main page of Web 191. 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: