7.1 sec in total
948 ms
5.7 sec
511 ms
Welcome to langmaster.edu.vn homepage info - get ready to check Langmaster best content for Vietnam right away, or after learning these important things about langmaster.edu.vn
Chào mừng bạn đã đến với trang thông tin chính thức của Tổ chức Giáo dục Quốc tế Langmaster - Nơi cung cấp chi tiết các thông tin liên qua tới các khóa học, chương trình khuyến mãi và kiến thức tiếng ...
Visit langmaster.edu.vnWe analyzed Langmaster.edu.vn page load time and found that the first response time was 948 ms and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
langmaster.edu.vn performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value29.4 s
0/100
25%
Value31.1 s
0/100
10%
Value17,920 ms
0/100
30%
Value0.383
27/100
15%
Value51.3 s
0/100
10%
948 ms
730 ms
504 ms
510 ms
515 ms
Our browser made a total of 95 requests to load all elements on the main page. We found that 64% of them (61 requests) were addressed to the original Langmaster.edu.vn, 12% (11 requests) were made to Livechat.langmaster.edu.vn and 5% (5 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Langmaster.edu.vn.
Page size can be reduced by 1.6 MB (52%)
3.1 MB
1.5 MB
In fact, the total size of Langmaster.edu.vn main page is 3.1 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. Javascripts take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 70.9 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 70.9 kB or 80% of the original size.
Potential reduce by 49.6 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. Langmaster images are well optimized though.
Potential reduce by 995.1 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 995.1 kB or 70% of the original size.
Potential reduce by 496.3 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. Langmaster.edu.vn needs all CSS files to be minified and compressed as it can save up to 496.3 kB or 84% of the original size.
Number of requests can be reduced by 34 (39%)
87
53
The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Langmaster. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
langmaster.edu.vn
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style.css
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font-awesome.min.css
504 ms
slider.css
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audio.css
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langmaster.edu.vn accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
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
Buttons do not have an accessible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
langmaster.edu.vn 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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
langmaster.edu.vn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Langmaster.edu.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Langmaster.edu.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.
langmaster.edu.vn
Open Graph description is not detected on the main page of Langmaster. 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: