Tools & Wizards About Us

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

f-yasuda.co.jp

治具システム・マシンバイスなら株式会社テック・ヤスダ

Page Load Speed

11.3 sec in total

First Response

586 ms

Resources Loaded

10 sec

Page Rendered

721 ms

About Website

Click here to check amazing F Yasuda content. Otherwise, check out these important facts you probably never knew about f-yasuda.co.jp

治具システムのことならお任せください！「フレックス・クランプ」をベースにした治具システムは従来の治具やマシンバイスを使用した加工方法に比べて１０倍以上生産効率が上がります。

Visit f-yasuda.co.jp

Key Findings

We analyzed F-yasuda.co.jp page load time and found that the first response time was 586 ms and then it took 10.7 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

f-yasuda.co.jp performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value13.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.8 s

0/100

25%

SI (Speed Index)

Value39.9 s

0/100

10%

TBT (Total Blocking Time)

Value1,590 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value29.7 s

0/100

10%

Network Requests Diagram

f-yasuda.co.jp

586 ms

js

80 ms

camera1.css

348 ms

jquery.min.js

911 ms

js

66 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 55% of them (39 requests) were addressed to the original F-yasuda.co.jp, 8% (6 requests) were made to Youtube.com and 6% (4 requests) were made to Use.fontawesome.com. The less responsive or slowest element that took the longest time to load (8.4 sec) belongs to the original domain F-yasuda.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 76.0 kB (2%)

Content Size

5.0 MB

After Optimization

4.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of F-yasuda.co.jp main page is 5.0 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.5 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 17.8 kB

  • Original 24.8 kB
  • After minification 24.0 kB
  • After compression 7.0 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 17.8 kB or 72% of the original size.

Image Optimization

-1%

Potential reduce by 33.5 kB

  • Original 4.5 MB
  • After minification 4.5 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. F Yasuda images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 20.6 kB

  • Original 371.8 kB
  • After minification 371.6 kB
  • After compression 351.2 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

-5%

Potential reduce by 4.1 kB

  • Original 82.1 kB
  • After minification 82.1 kB
  • After compression 78.0 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. F-yasuda.co.jp has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 28 (46%)

Requests Now

61

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of F Yasuda. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

f-yasuda.co.jp accessibility score

77

Accessibility Issues

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

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

Best Practices

f-yasuda.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

f-yasuda.co.jp SEO score

81

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 F-yasuda.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 F-yasuda.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 F Yasuda. 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: