Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

alban.co.jp

TOPページ - 全自動麻雀卓・家庭用麻雀卓のアルバン

Page Load Speed

7.4 sec in total

First Response

541 ms

Resources Loaded

6.5 sec

Page Rendered

293 ms

alban.co.jp screenshot

About Website

Visit alban.co.jp now to see the best up-to-date Alban content for Japan and also check out these interesting facts you probably never knew about alban.co.jp

全自動麻雀卓・牌やグッズならアルバンに! 家庭用の折りたたみ式や中古の全自動麻雀もご用意しております。 池袋駅から車で5分、地下鉄で1駅の場所にショールームもあり、実際に大きさや音の確認をしたりお試し打ちも可能です。

Visit alban.co.jp

Key Findings

We analyzed Alban.co.jp page load time and found that the first response time was 541 ms and then it took 6.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

alban.co.jp performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value6,430 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.309

38/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

Network Requests Diagram

alban.co.jp

541 ms

alban.co.jp

1023 ms

door_reduce.min.css

330 ms

media.min.css

497 ms

jquery.min.js

63 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 95% of them (19 requests) were addressed to the original Alban.co.jp, 5% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (4.6 sec) belongs to the original domain Alban.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 53.3 kB (12%)

Content Size

445.9 kB

After Optimization

392.6 kB

In fact, the total size of Alban.co.jp main page is 445.9 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. 15% of websites need less resources to load. Images take 420.5 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 11.8 kB

  • Original 16.4 kB
  • After minification 14.3 kB
  • After compression 4.5 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 2.1 kB, which is 13% 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 11.8 kB or 72% of the original size.

Image Optimization

-8%

Potential reduce by 34.8 kB

  • Original 420.5 kB
  • After minification 385.6 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. Alban images are well optimized though.

CSS Optimization

-73%

Potential reduce by 6.6 kB

  • Original 9.1 kB
  • After minification 9.1 kB
  • After compression 2.4 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. Alban.co.jp needs all CSS files to be minified and compressed as it can save up to 6.6 kB or 73% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

18

After Optimization

18

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alban. According to our analytics all requests are already optimized.

Accessibility Review

alban.co.jp accessibility score

57

Accessibility Issues

ARIA

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.

Impact

Issue

High

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

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

alban.co.jp best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

alban.co.jp SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

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 Alban.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 Alban.co.jp 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

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