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name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value9.7 s

11/100

10%

TBT (Total Blocking Time)

Value260 ms

83/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

dulichvn.org.vn

2742 ms

bootstrap.min.css

1035 ms

ekko-lightbox.css

463 ms

font-awesome.4.5.0.min.css

469 ms

dropdown.css

483 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 85% of them (41 requests) were addressed to the original Dulichvn.org.vn, 4% (2 requests) were made to Googletagmanager.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (5.8 sec) belongs to the original domain Dulichvn.org.vn.

Content Size

4.1 MB

After Optimization

3.3 MB

In fact, the total size of Dulichvn.org.vn main page is 4.1 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. 50% of websites need less resources to load. Images take 3.9 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 38.6 kB

Original 47.6 kB
After minification 45.5 kB
After compression 9.1 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 38.6 kB or 81% of the original size.

Image Optimization

-20%

Potential reduce by 770.0 kB

Original 3.9 MB
After minification 3.1 MB

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, Du Lich Vn needs image optimization as it can save up to 770.0 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 122 B

Original 89.3 kB
After minification 89.3 kB
After compression 89.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-11%

Potential reduce by 4.1 kB

Original 36.4 kB
After minification 35.8 kB
After compression 32.4 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. Dulichvn.org.vn needs all CSS files to be minified and compressed as it can save up to 4.1 kB or 11% of the original size.

Requests Now

After Optimization

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Du Lich Vn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.