Access 51k.org. 51k.org正在出售-SMaE

51k.org

280 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 51k.org and no external sources were called. The less responsive or slowest element that took the longest time to load (280 ms) belongs to the original domain 51k.org.

Content Size

112.9 kB

After Optimization

33.4 kB

In fact, the total size of 51k.org main page is 112.9 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. CSS take 47.3 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 12.6 kB

Original 16.6 kB
After minification 14.7 kB
After compression 4.0 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 1.9 kB, which is 11% 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 12.6 kB or 76% of the original size.

Image Optimization

-73%

Potential reduce by 8.9 kB

Original 12.2 kB
After minification 3.3 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. Obviously, 51 K needs image optimization as it can save up to 8.9 kB or 73% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-53%

Potential reduce by 19.5 kB

Original 36.7 kB
After minification 36.1 kB
After compression 17.2 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 19.5 kB or 53% of the original size.

CSS Optimization

-81%

Potential reduce by 38.4 kB

Original 47.3 kB
After minification 37.4 kB
After compression 9.0 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. 51k.org needs all CSS files to be minified and compressed as it can save up to 38.4 kB or 81% of the original size.