17.6 sec in total
4.2 sec
12.2 sec
1.2 sec
Click here to check amazing Yf 57 content for China. Otherwise, check out these important facts you probably never knew about yf57.com
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Visit yf57.comWe analyzed Yf57.com page load time and found that the first response time was 4.2 sec and then it took 13.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
yf57.com performance score
name
value
score
weighting
Value0.7 s
100/100
10%
Value2.0 s
97/100
25%
Value1.2 s
100/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value0.7 s
100/100
10%
4206 ms
912 ms
1455 ms
509 ms
228 ms
Our browser made a total of 164 requests to load all elements on the main page. We found that 54% of them (88 requests) were addressed to the original Yf57.com, 11% (18 requests) were made to Gi3.md.alicdn.com and 11% (18 requests) were made to Gi4.md.alicdn.com. The less responsive or slowest element that took the longest time to load (7.4 sec) relates to the external source Rr.knet.cn.
Page size can be reduced by 922.2 kB (14%)
6.4 MB
5.5 MB
In fact, the total size of Yf57.com main page is 6.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 5.4 MB which makes up the majority of the site volume.
Potential reduce by 713.3 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 261.1 kB, which is 32% 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 713.3 kB or 87% of the original size.
Potential reduce by 103.3 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. Yf 57 images are well optimized though.
Potential reduce by 64.2 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 64.2 kB or 65% of the original size.
Potential reduce by 41.4 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. Yf57.com needs all CSS files to be minified and compressed as it can save up to 41.4 kB or 82% of the original size.
Number of requests can be reduced by 3 (2%)
162
159
The browser has sent 162 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yf 57. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
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yf57.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
Links do not have a discernible name
yf57.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
yf57.com SEO score
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yf57.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 Yf57.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}}
yf57.com
Open Graph description is not detected on the main page of Yf 57. 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: