17.5 sec in total
1.9 sec
15.1 sec
516 ms
Visit vietnamjapan.vn now to see the best up-to-date Vietnamjapan content for Vietnam and also check out these interesting facts you probably never knew about vietnamjapan.vn
Chúng tôi là một trong những đơn vị đào tạo ngôn ngữ Nhật tốt nhất hiện nay, mang đến cho học viên không chỉ kiến thức sách vở mà còn văn hóa Nhật Bản.
Visit vietnamjapan.vnWe analyzed Vietnamjapan.vn page load time and found that the first response time was 1.9 sec and then it took 15.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
vietnamjapan.vn performance score
name
value
score
weighting
Value3.2 s
43/100
10%
Value11.4 s
0/100
25%
Value7.5 s
27/100
10%
Value1,100 ms
24/100
30%
Value0.043
99/100
15%
Value11.9 s
16/100
10%
1933 ms
1629 ms
1063 ms
1098 ms
1082 ms
Our browser made a total of 152 requests to load all elements on the main page. We found that 81% of them (123 requests) were addressed to the original Vietnamjapan.vn, 5% (8 requests) were made to Apis.google.com and 2% (3 requests) were made to Vs35.tawk.to. The less responsive or slowest element that took the longest time to load (8 sec) belongs to the original domain Vietnamjapan.vn.
Page size can be reduced by 2.3 MB (62%)
3.7 MB
1.4 MB
In fact, the total size of Vietnamjapan.vn main page is 3.7 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. 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 1.6 MB which makes up the majority of the site volume.
Potential reduce by 88.7 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 18.2 kB, which is 16% 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 88.7 kB or 80% of the original size.
Potential reduce by 573.2 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, Vietnamjapan needs image optimization as it can save up to 573.2 kB or 36% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 870.2 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 870.2 kB or 79% of the original size.
Potential reduce by 761.0 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. Vietnamjapan.vn needs all CSS files to be minified and compressed as it can save up to 761.0 kB or 88% of the original size.
Number of requests can be reduced by 78 (54%)
144
66
The browser has sent 144 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vietnamjapan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 43 to 1 for CSS and as a result speed up the page load time.
vietnamjapan.vn
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jquery.min.js
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about.css
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audio_player.css
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baihoctiengviet.css
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vietnamjapan.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
Links do not have a discernible name
vietnamjapan.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
vietnamjapan.vn SEO score
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
VI
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vietnamjapan.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 Vietnamjapan.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.
vietnamjapan.vn
Open Graph description is not detected on the main page of Vietnamjapan. 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: