Report Summary

  • 0

    Performance

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

aucfan.co.jp

株式会社オークファン

Page Load Speed

5.5 sec in total

First Response

11 ms

Resources Loaded

5.4 sec

Page Rendered

59 ms

aucfan.co.jp screenshot

About Website

Welcome to aucfan.co.jp homepage info - get ready to check Aucfan best content for Japan right away, or after learning these important things about aucfan.co.jp

オークファングループは中小企業・副業/個人事業主を中心とした小売・流通業向けの在庫流動化ソリューションを提供。創業来培った売買データとAI技術により商品の時価を可視化し、企業在庫の価格と販路を最適化する予測モデルを構築しております。

Visit aucfan.co.jp

Key Findings

We analyzed Aucfan.co.jp page load time and found that the first response time was 11 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

aucfan.co.jp performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value2,000 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.4 s

7/100

10%

Network Requests Diagram

aucfan.co.jp

11 ms

aucfan.co.jp

850 ms

_index.css

669 ms

modernizr-2.6.2.min.js

193 ms

js

78 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 77% of them (40 requests) were addressed to the original Aucfan.co.jp, 6% (3 requests) were made to Fonts.googleapis.com and 6% (3 requests) were made to Irpocket.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Aucfan.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 321.1 kB (7%)

Content Size

4.4 MB

After Optimization

4.1 MB

In fact, the total size of Aucfan.co.jp main page is 4.4 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. 30% of websites need less resources to load. Images take 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 32.2 kB

  • Original 38.9 kB
  • After minification 26.3 kB
  • After compression 6.7 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 12.6 kB, which is 32% 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 32.2 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 271.3 kB

  • Original 4.2 MB
  • After minification 3.9 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. Aucfan images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 8.3 kB

  • Original 129.5 kB
  • After minification 127.9 kB
  • After compression 121.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-27%

Potential reduce by 9.2 kB

  • Original 33.6 kB
  • After minification 32.0 kB
  • After compression 24.4 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. Aucfan.co.jp needs all CSS files to be minified and compressed as it can save up to 9.2 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (55%)

Requests Now

49

After Optimization

22

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aucfan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

aucfan.co.jp accessibility score

66

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

aucfan.co.jp best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

aucfan.co.jp SEO score

85

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

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 Aucfan.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 Aucfan.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 data is detected on the main page of Aucfan. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: