Access 23bb.jp. 東京23区少年野球連盟公式サイト

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

65/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.4 s

93/100

10%

23bb.jp

587 ms

23bb.jp

1076 ms

screen.css

492 ms

thickbox.css

527 ms

jquery.js

704 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 96% of them (48 requests) were addressed to the original 23bb.jp, 2% (1 request) were made to Google-analytics.com and 2% (1 request) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain 23bb.jp.

Content Size

403.5 kB

After Optimization

277.9 kB

In fact, the total size of 23bb.jp main page is 403.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 268.8 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 43.8 kB

Original 49.6 kB
After minification 32.9 kB
After compression 5.8 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 16.7 kB, which is 34% 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 43.8 kB or 88% of the original size.

Image Optimization

-10%

Potential reduce by 27.4 kB

Original 268.8 kB
After minification 241.4 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. 23 Bb images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 28.2 kB

Original 52.2 kB
After minification 47.2 kB
After compression 24.0 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 28.2 kB or 54% of the original size.

CSS Optimization

-80%

Potential reduce by 26.2 kB

Original 32.9 kB
After minification 24.8 kB
After compression 6.7 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. 23bb.jp needs all CSS files to be minified and compressed as it can save up to 26.2 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 23 Bb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.