73.5 sec in total
5.8 sec
66.7 sec
997 ms
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Visit gwy.koolearn.comWe analyzed Gwy.koolearn.com page load time and found that the first response time was 5.8 sec and then it took 67.7 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. Unfortunately, there were 4 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
gwy.koolearn.com performance score
name
value
score
weighting
Value10.6 s
0/100
10%
Value19.7 s
0/100
25%
Value23.8 s
0/100
10%
Value1,320 ms
17/100
30%
Value0
100/100
15%
Value47.0 s
0/100
10%
5754 ms
2031 ms
19097 ms
3332 ms
1861 ms
Our browser made a total of 90 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Gwy.koolearn.com, 29% (26 requests) were made to Img.koolearn.com and 29% (26 requests) were made to File.koolearn.com. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source M9109.looyu.com.
Page size can be reduced by 583.0 kB (31%)
1.9 MB
1.3 MB
In fact, the total size of Gwy.koolearn.com main page is 1.9 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. 35% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 135.0 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 32.2 kB, which is 20% 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 135.0 kB or 85% of the original size.
Potential reduce by 187.0 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, Gwy Koolearn needs image optimization as it can save up to 187.0 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 198.4 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 198.4 kB or 64% of the original size.
Potential reduce by 62.6 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. Gwy.koolearn.com needs all CSS files to be minified and compressed as it can save up to 62.6 kB or 81% of the original size.
Number of requests can be reduced by 20 (24%)
83
63
The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gwy Koolearn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.
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gwy.koolearn.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.
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
gwy.koolearn.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
Missing source maps for large first-party JavaScript
gwy.koolearn.com SEO score
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 Gwy.koolearn.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 Gwy.koolearn.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}}
gwy.koolearn.com
Open Graph description is not detected on the main page of Gwy Koolearn. 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: