Access gihyo.jp. gihyo.jp

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

38/100

25%

SI (Speed Index)

Value4.5 s

71/100

10%

TBT (Total Blocking Time)

Value3,500 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.039

100/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

gihyo.jp

27 ms

gihyo.jp

781 ms

destyle.css

201 ms

style.css

39 ms

frame.js

45 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 81% of them (30 requests) were addressed to the original Gihyo.jp, 5% (2 requests) were made to Googletagmanager.com and 5% (2 requests) were made to Securepubads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (781 ms) belongs to the original domain Gihyo.jp.

Content Size

5.8 MB

After Optimization

5.6 MB

In fact, the total size of Gihyo.jp main page is 5.8 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. Only a small number of websites need less resources to load. Images take 5.5 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 53.6 kB

Original 68.3 kB
After minification 57.2 kB
After compression 14.7 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. This page needs HTML code to be minified as it can gain 11.1 kB, which is 16% 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 53.6 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 166.9 kB

Original 5.5 MB
After minification 5.3 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. Gihyo images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 32.0 kB

Original 245.0 kB
After minification 245.0 kB
After compression 213.0 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 32.0 kB or 13% of the original size.

CSS Optimization

-6%

Potential reduce by 1.3 kB

Original 20.4 kB
After minification 20.4 kB
After compression 19.2 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. Gihyo.jp has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gihyo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.