8.4 sec in total
488 ms
7.1 sec
826 ms
Visit jannguyen.com now to see the best up-to-date Jan Nguyen content for Vietnam and also check out these interesting facts you probably never knew about jannguyen.com
Vốn là người ham đọc sách từ nhỏ, yêu thích kiến thức khoa học, du lịch, đặc biệt khoa học vũ trụ, tôi viết blog này để đóng góp chút kiến thức nhỏ mọn hy vọng sẽ có được 1 xã hội tốt đẹp hơn.
Visit jannguyen.comWe analyzed Jannguyen.com page load time and found that the first response time was 488 ms and then it took 7.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
jannguyen.com performance score
name
value
score
weighting
Value6.1 s
3/100
10%
Value14.4 s
0/100
25%
Value13.6 s
2/100
10%
Value340 ms
74/100
30%
Value0.526
14/100
15%
Value9.9 s
27/100
10%
488 ms
2766 ms
34 ms
979 ms
1446 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 80% of them (40 requests) were addressed to the original Jannguyen.com, 16% (8 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Jannguyen.com.
Page size can be reduced by 434.4 kB (10%)
4.3 MB
3.8 MB
In fact, the total size of Jannguyen.com main page is 4.3 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. 65% of websites need less resources to load. Images take 3.8 MB which makes up the majority of the site volume.
Potential reduce by 39.6 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 12.7 kB, which is 26% 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 39.6 kB or 82% of the original size.
Potential reduce by 85.3 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. Jan Nguyen images are well optimized though.
Potential reduce by 180.3 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 180.3 kB or 71% of the original size.
Potential reduce by 129.1 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. Jannguyen.com needs all CSS files to be minified and compressed as it can save up to 129.1 kB or 68% of the original size.
Number of requests can be reduced by 11 (30%)
37
26
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jan Nguyen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
jannguyen.com
488 ms
jannguyen.com
2766 ms
css2
34 ms
jquery-3.5.1.min.js
979 ms
bootstrap.min.css
1446 ms
bootstrap.bundle.min.js
1702 ms
owl.carousel.min.css
1005 ms
owl.theme.default.min.css
1013 ms
owl.carousel.min.js
1508 ms
sweetalert.css
1236 ms
sweetalert.min.js
1491 ms
all.min.css
1999 ms
style_sheet.css
1494 ms
main.js
1711 ms
js
74 ms
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795 ms
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1234 ms
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44 ms
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jannguyen.com 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
Links do not have a discernible name
jannguyen.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
jannguyen.com 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
VI
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jannguyen.com 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 Jannguyen.com 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.
jannguyen.com
Open Graph data is detected on the main page of Jan Nguyen. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: