63 sec in total
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55.1 sec
3.7 sec
Welcome to billgatesschool.edu.vn homepage info - get ready to check Bill Gates School best content for Vietnam right away, or after learning these important things about billgatesschool.edu.vn
HỆ THỐNG GIÁO DỤC BILL GATES (BILL GATES SCHOOLS) bao gồm: Trường mầm non Thăng Long, Trường Tiểu học Quốc tế Thăng Long, Trường THCS&THPT Quốc tế Thăng Long; tọa lạc tại Khu Đô thị kiểu mẫu Bắc Linh ...
Visit billgatesschool.edu.vnWe analyzed Billgatesschool.edu.vn page load time and found that the first response time was 4.3 sec and then it took 58.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 30 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
billgatesschool.edu.vn performance score
name
value
score
weighting
Value1.9 s
86/100
10%
Value3.4 s
66/100
25%
Value22.8 s
0/100
10%
Value8,350 ms
0/100
30%
Value0.18
67/100
15%
Value208.2 s
0/100
10%
4297 ms
2241 ms
8653 ms
419 ms
374 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 84% of them (65 requests) were addressed to the original Billgatesschool.edu.vn, 4% (3 requests) were made to S.ytimg.com and 3% (2 requests) were made to Img.youtube.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Billgatesschool.edu.vn.
Page size can be reduced by 863.2 kB (10%)
8.4 MB
7.5 MB
In fact, the total size of Billgatesschool.edu.vn main page is 8.4 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. 45% of websites need less resources to load. Images take 7.7 MB which makes up the majority of the site volume.
Potential reduce by 39.3 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 8.4 kB, which is 17% 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 39.3 kB or 81% of the original size.
Potential reduce by 358.3 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. Bill Gates School images are well optimized though.
Potential reduce by 228.5 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 228.5 kB or 66% of the original size.
Potential reduce by 237.1 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. Billgatesschool.edu.vn needs all CSS files to be minified and compressed as it can save up to 237.1 kB or 83% of the original size.
Number of requests can be reduced by 4 (9%)
43
39
The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bill Gates School. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
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billgatesschool.edu.vn accessibility score
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
Links do not have a discernible 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.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
billgatesschool.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
billgatesschool.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Billgatesschool.edu.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 Billgatesschool.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.
billgatesschool.edu.vn
Open Graph description is not detected on the main page of Bill Gates School. 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: