Access rdzx.net. 江苏省如东高级中学

rdzx.net

12753 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Rdzx.net and no external sources were called. The less responsive or slowest element that took the longest time to load (12.8 sec) belongs to the original domain Rdzx.net.

Content Size

168.0 kB

After Optimization

112.4 kB

In fact, the total size of Rdzx.net main page is 168.0 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 122.0 kB which makes up the majority of the site volume.

HTML Optimization

-44%

Potential reduce by 701 B

Original 1.6 kB
After minification 1.5 kB
After compression 891 B

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 701 B or 44% of the original size.

Image Optimization

-21%

Potential reduce by 26.2 kB

Original 122.0 kB
After minification 95.8 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. Obviously, Rdzx needs image optimization as it can save up to 26.2 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 21.9 kB

Original 36.1 kB
After minification 36.1 kB
After compression 14.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 21.9 kB or 61% of the original size.

CSS Optimization

-81%

Potential reduce by 6.8 kB

Original 8.3 kB
After minification 6.7 kB
After compression 1.6 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. Rdzx.net needs all CSS files to be minified and compressed as it can save up to 6.8 kB or 81% of the original size.