18.9 sec in total
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Visit book4you.net now to see the best up-to-date Book 4 You content and also check out these interesting facts you probably never knew about book4you.net
Vietravel - Nhà tổ chức du lịch chuyên nghiệp. Website travel.com.vn tự hào là mạng bán tour du lịch trực tuyến số 1 tại Việt Nam.
Visit book4you.netWe analyzed Book4you.net page load time and found that the first response time was 1 sec and then it took 17.8 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.
book4you.net performance score
name
value
score
weighting
Value4.0 s
24/100
10%
Value5.0 s
26/100
25%
Value4.0 s
81/100
10%
Value670 ms
45/100
30%
Value0.121
84/100
15%
Value6.9 s
54/100
10%
1025 ms
801 ms
2639 ms
488 ms
733 ms
Our browser made a total of 211 requests to load all elements on the main page. We found that 0% of them (1 request) were addressed to the original Book4you.net, 75% (158 requests) were made to Travel.com.vn and 5% (11 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (9.6 sec) relates to the external source Travel.com.vn.
Page size can be reduced by 1.9 MB (17%)
11.0 MB
9.1 MB
In fact, the total size of Book4you.net main page is 11.0 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. 85% 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 8.9 MB which makes up the majority of the site volume.
Potential reduce by 140.8 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. This page needs HTML code to be minified as it can gain 20.9 kB, which is 12% 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 140.8 kB or 83% of the original size.
Potential reduce by 305.6 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. Book 4 You images are well optimized though.
Potential reduce by 1.2 MB
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 1.2 MB or 78% of the original size.
Potential reduce by 273.0 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. Book4you.net needs all CSS files to be minified and compressed as it can save up to 273.0 kB or 87% of the original size.
Number of requests can be reduced by 59 (30%)
196
137
The browser has sent 196 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Book 4 You. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.
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book4you.net 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
book4you.net 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
book4you.net 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
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Book4you.net 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 Book4you.net 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.
book4you.net
Open Graph data is detected on the main page of Book 4 You. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: