Access know-space.net. ナレッジスペース

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value25.2 s

0/100

25%

SI (Speed Index)

Value15.2 s

1/100

10%

TBT (Total Blocking Time)

Value1,960 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.431

22/100

15%

TTI (Time to Interactive)

Value24.0 s

1/100

10%

know-space.net

585 ms

know-space.sakura.ne.jp

1748 ms

css

47 ms

css

63 ms

slick.css

222 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Know-space.net, 84% (78 requests) were made to Know-space.sakura.ne.jp and 3% (3 requests) were made to Static.addtoany.com. The less responsive or slowest element that took the longest time to load (2.8 sec) relates to the external source Know-space.sakura.ne.jp.

Content Size

4.8 MB

After Optimization

4.6 MB

In fact, the total size of Know-space.net main page is 4.8 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. 65% of websites need less resources to load. Images take 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 146.5 kB

Original 166.4 kB
After minification 126.0 kB
After compression 19.8 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 40.4 kB, which is 24% 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 146.5 kB or 88% of the original size.

Image Optimization

-1%

Potential reduce by 34.2 kB

Original 4.4 MB
After minification 4.4 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. Know Space images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 33.7 kB

Original 247.1 kB
After minification 247.1 kB
After compression 213.4 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 33.7 kB or 14% of the original size.

CSS Optimization

-20%

Potential reduce by 8.5 kB

Original 42.4 kB
After minification 42.0 kB
After compression 33.9 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. Know-space.net needs all CSS files to be minified and compressed as it can save up to 8.5 kB or 20% of the original size.

Requests Now

After Optimization

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Know Space. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

JA
Language Claimed

JA
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Know-space.net can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Know-space.net main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

know-space.net

Open Graph description is not detected on the main page of Know Space. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks:

Report Summary

Performance

Accessibility

Best Practices

SEO

ナレッジスペース

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

know-space.net

know-space.sakura.ne.jp

css

css

slick.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

know-space.net

know-space.sakura.ne.jp

css

css

slick.css

slick-theme.css

style.css

customize-style.css

style.min.css

styles.css

fancybox.css

sb-type-std.css

sb-type-fb.css

sb-type-fb-flat.css

sb-type-ln.css

sb-type-ln-flat.css

sb-type-pink.css

sb-type-rtail.css

sb-type-drop.css

sb-type-think.css

sb-no-br.css

wpp.css

amazonjs.css

addtoany.min.css

jquery.js

jquery-migrate.min.js

addtoany.min.js

jquery.fancybox.js

page.js

rew-san.css

adsbygoogle.js

jquery-2.1.4.min.js

ofi.min.js

clipboard.min.js

slick.min.js

script.js

scripts.js

wp-embed.min.js

wp-emoji-release.min.js

logoPc.png

logoSp.png

pores-nivea-01-150x150.png

queens-01-11-150x150.png