Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

artray.co.jp

株式会社アートレイ | 産業用カメラをはじめとした画像機器とソフトウェアの開発、製造、販売を行っています。

Page Load Speed

4.7 sec in total

First Response

771 ms

Resources Loaded

3.8 sec

Page Rendered

150 ms

artray.co.jp screenshot

About Website

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

画像インターフェースに特化した産業用カメラやコンバータ、ソフトウェアの開発、製造、販売を行っている株式会社アートレイのホームページです。近赤外線カメラや紫外線カメラ、画像ソフトウェアなどの製品情報や展示会のご案内、商品説明書などの各種資料を公開しています。

Visit artray.co.jp

Key Findings

We analyzed Artray.co.jp page load time and found that the first response time was 771 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

artray.co.jp performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

34/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.023

100/100

15%

TTI (Time to Interactive)

Value6.9 s

54/100

10%

Network Requests Diagram

artray.co.jp

771 ms

import.css

344 ms

jquery.min.js

5 ms

jquery.innerfade.js

370 ms

custom.js

389 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 95% of them (56 requests) were addressed to the original Artray.co.jp, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Artray.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 66.2 kB (9%)

Content Size

726.1 kB

After Optimization

659.9 kB

In fact, the total size of Artray.co.jp main page is 726.1 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 665.2 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 15.7 kB

  • Original 20.8 kB
  • After minification 17.2 kB
  • After compression 5.1 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 3.6 kB, which is 17% 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 15.7 kB or 75% of the original size.

Image Optimization

-5%

Potential reduce by 31.7 kB

  • Original 665.2 kB
  • After minification 633.5 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. Artray images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 4.8 kB

  • Original 22.9 kB
  • After minification 20.1 kB
  • After compression 18.0 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 4.8 kB or 21% of the original size.

CSS Optimization

-81%

Potential reduce by 14.1 kB

  • Original 17.3 kB
  • After minification 12.1 kB
  • After compression 3.3 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. Artray.co.jp needs all CSS files to be minified and compressed as it can save up to 14.1 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (12%)

Requests Now

58

After Optimization

51

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Artray. 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.

Accessibility Review

artray.co.jp accessibility score

78

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.

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

artray.co.jp best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

artray.co.jp SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    N/A

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Artray.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Artray.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 Artray. 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: