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sansei-do.com

520 ms

roll.js

173 ms

sitestyle.css

353 ms

menu_r1_c1.gif

188 ms

menu_r1_c2.gif

334 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that all of those requests were addressed to Sansei-do.com and no external sources were called. The less responsive or slowest element that took the longest time to load (520 ms) belongs to the original domain Sansei-do.com.

Content Size

14.5 kB

After Optimization

11.0 kB

In fact, the total size of Sansei-do.com main page is 14.5 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 8.7 kB which makes up the majority of the site volume.

HTML Optimization

-61%

Potential reduce by 2.7 kB

Original 4.3 kB
After minification 4.2 kB
After compression 1.7 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 2.7 kB or 61% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 8.7 kB
After minification 8.7 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. Sansei Do images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 595 B

Original 1.0 kB
After minification 946 B
After compression 448 B

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 595 B or 57% of the original size.

CSS Optimization

-63%

Potential reduce by 252 B

Original 399 B
After minification 334 B
After compression 147 B

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. Sansei-do.com needs all CSS files to be minified and compressed as it can save up to 252 B or 63% of the original size.

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After Optimization

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sansei Do. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.