Access kiseichu.org. 公益財団法人目黒寄生虫館 (研究博物館：日本)

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value870 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value11.2 s

20/100

10%

www.kiseichu.org

597 ms

default.aspx

497 ms

masterroot.css

440 ms

tables.css

456 ms

spxpubc2.css

458 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 91% of them (21 requests) were addressed to the original Kiseichu.org, 9% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Kiseichu.org.

Content Size

515.9 kB

After Optimization

426.2 kB

In fact, the total size of Kiseichu.org main page is 515.9 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. 30% of websites need less resources to load. Images take 444.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 20.5 kB

Original 25.7 kB
After minification 25.4 kB
After compression 5.2 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 20.5 kB or 80% of the original size.

Image Optimization

-11%

Potential reduce by 49.5 kB

Original 444.2 kB
After minification 394.7 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. Obviously, Kiseichu needs image optimization as it can save up to 49.5 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-14%

Potential reduce by 3.5 kB

Original 25.3 kB
After minification 23.4 kB
After compression 21.8 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 3.5 kB or 14% of the original size.

CSS Optimization

-78%

Potential reduce by 16.2 kB

Original 20.8 kB
After minification 16.1 kB
After compression 4.6 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. Kiseichu.org needs all CSS files to be minified and compressed as it can save up to 16.2 kB or 78% of the original size.

Requests Now

After Optimization

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kiseichu. 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 CSS and as a result speed up the page load time.