Tools & Wizards About Us

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

algernonproduct.co.jp

株式会社アルジャーノンプロダクト

Page Load Speed

15.8 sec in total

First Response

925 ms

Resources Loaded

14.3 sec

Page Rendered

599 ms

About Website

Click here to check amazing Algernonproduct content for Japan. Otherwise, check out these important facts you probably never knew about algernonproduct.co.jp

アニメ・ゲーム・コミックスなどのグッズを企画・製造しているメーカー、アルジャーノンプロダクトのオフィシャルサイトです。

Visit algernonproduct.co.jp

Key Findings

We analyzed Algernonproduct.co.jp page load time and found that the first response time was 925 ms and then it took 14.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

algernonproduct.co.jp performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value19.2 s

0/100

25%

SI (Speed Index)

Value15.3 s

1/100

10%

TBT (Total Blocking Time)

Value2,130 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.162

72/100

15%

TTI (Time to Interactive)

Value44.7 s

0/100

10%

Network Requests Diagram

algernonproduct.co.jp

925 ms

common.css

380 ms

script.js

407 ms

bg_common.png

210 ms

bg_intro.png

328 ms

Our browser made a total of 151 requests to load all elements on the main page. We found that 67% of them (101 requests) were addressed to the original Algernonproduct.co.jp, 26% (39 requests) were made to Pbs.twimg.com and 3% (5 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (5.5 sec) belongs to the original domain Algernonproduct.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 176.0 kB (5%)

Content Size

3.5 MB

After Optimization

3.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Algernonproduct.co.jp main page is 3.5 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. 50% of websites need less resources to load. Images take 3.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 29.8 kB

  • Original 35.9 kB
  • After minification 33.8 kB
  • After compression 6.2 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 29.8 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 108.3 kB

  • Original 3.5 MB
  • After minification 3.4 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. Algernonproduct images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 1.9 kB

  • Original 3.1 kB
  • After minification 2.8 kB
  • After compression 1.1 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 1.9 kB or 64% of the original size.

CSS Optimization

-84%

Potential reduce by 36.0 kB

  • Original 42.9 kB
  • After minification 40.4 kB
  • After compression 6.9 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. Algernonproduct.co.jp needs all CSS files to be minified and compressed as it can save up to 36.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (11%)

Requests Now

150

After Optimization

133

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 150 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Algernonproduct. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

algernonproduct.co.jp accessibility score

90

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Names and labels

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.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

algernonproduct.co.jp best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

algernonproduct.co.jp SEO score

93

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Algernonproduct.co.jp 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 Algernonproduct.co.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Algernonproduct. 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: