53.4 sec in total
7.6 sec
44.6 sec
1.3 sec
Visit ioe.vn now to see the best up-to-date IOE content for Vietnam and also check out these interesting facts you probably never knew about ioe.vn
Olympic tiếng anh, thi tiếng anh internet, thi tiếng anh trực tuyến, kiểm tra kiến thức tiếng anh,English Online Contest, Olympic English, goIOE, IOE, hấp dẫn, mê say, kết quả
Visit ioe.vnWe analyzed Ioe.vn page load time and found that the first response time was 7.6 sec and then it took 45.8 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 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
ioe.vn performance score
name
value
score
weighting
Value9.7 s
0/100
10%
Value15.4 s
0/100
25%
Value18.2 s
0/100
10%
Value2,200 ms
6/100
30%
Value0.351
31/100
15%
Value25.0 s
0/100
10%
7607 ms
853 ms
1058 ms
850 ms
794 ms
Our browser made a total of 111 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Ioe.vn, 15% (17 requests) were made to Static.ioe.goplay.vn and 11% (12 requests) were made to Avatar.go.vn. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Static.ioe.goplay.vn.
Page size can be reduced by 644.2 kB (38%)
1.7 MB
1.0 MB
In fact, the total size of Ioe.vn main page is 1.7 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. 45% of websites need less resources to load. Images take 966.7 kB which makes up the majority of the site volume.
Potential reduce by 117.8 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 117.8 kB or 78% of the original size.
Potential reduce by 98.0 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. IOE images are well optimized though.
Potential reduce by 358.7 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 358.7 kB or 75% of the original size.
Potential reduce by 69.7 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. Ioe.vn needs all CSS files to be minified and compressed as it can save up to 69.7 kB or 82% of the original size.
Number of requests can be reduced by 58 (55%)
106
48
The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IOE. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
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ioe.vn 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
ioe.vn 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
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
ioe.vn 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
VI
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ioe.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese 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 Ioe.vn 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.
ioe.vn
Open Graph description is not detected on the main page of IOE. 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: