Tools & Wizards About Us
blest.co.jp screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

blest.co.jp

廃プラスチック・油化装置の企画・開発・販売｜マイクロエンジニア株式会社

Page Load Speed

6.5 sec in total

First Response

540 ms

Resources Loaded

5.4 sec

Page Rendered

548 ms

blest.co.jp screenshot

About Website

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

マイクロエンジニア株式会社はプラスチック油化装置の開発・販売、学校教材用プラスチック油化装置の開発・販売を行っています。

Visit blest.co.jp

Key Findings

We analyzed Blest.co.jp page load time and found that the first response time was 540 ms and then it took 6 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

blest.co.jp performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value12.2 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.241

51/100

15%

TTI (Time to Interactive)

Value5.9 s

66/100

10%

Network Requests Diagram

blest.co.jp

540 ms

blest.co.jp

970 ms

bootstrap.min.css

181 ms

bootstrap.offcanvas.min.css

357 ms

validationEngine.jquery.css

533 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 91% of them (48 requests) were addressed to the original Blest.co.jp, 6% (3 requests) were made to Use.fontawesome.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Blest.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 69.0 kB (2%)

Content Size

3.0 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blest.co.jp main page is 3.0 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. 65% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 18.1 kB

  • Original 23.6 kB
  • After minification 18.7 kB
  • After compression 5.5 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 4.9 kB, which is 21% 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 18.1 kB or 77% of the original size.

Image Optimization

-1%

Potential reduce by 29.1 kB

  • Original 2.7 MB
  • After minification 2.7 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. Blest images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 19.5 kB

  • Original 171.3 kB
  • After minification 171.3 kB
  • After compression 151.8 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 19.5 kB or 11% of the original size.

CSS Optimization

-4%

Potential reduce by 2.3 kB

  • Original 58.3 kB
  • After minification 58.3 kB
  • After compression 56.0 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. Blest.co.jp has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 32 (68%)

Requests Now

47

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blest. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blest.co.jp

blest.co.jp

540 ms

blest.co.jp

blest.co.jp

970 ms

bootstrap.min.css

bootstrap.min.css

181 ms

bootstrap.offcanvas.min.css

bootstrap.offcanvas.min.css

357 ms

validationEngine.jquery.css

validationEngine.jquery.css

533 ms

aos.css

aos.css

556 ms

style.css

style.css

559 ms

css2

css2

45 ms

slick.css

slick.css

587 ms

slick-theme.css

slick-theme.css

587 ms

all.css

all.css

51 ms

jquery.min.js

jquery.min.js

786 ms

modules.js

modules.js

707 ms

aos.js

aos.js

738 ms

bootstrap.offcanvas.min.js

bootstrap.offcanvas.min.js

742 ms

jquery.matchHeight-min.js

jquery.matchHeight-min.js

780 ms

jquery.validationEngine.js

jquery.validationEngine.js

781 ms

jquery.validationEngine-ja.js

jquery.validationEngine-ja.js

882 ms

script.js

script.js

920 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

1113 ms

pagetop.js

pagetop.js

975 ms

slick.min.js

slick.min.js

977 ms

imgchange.js

imgchange.js

979 ms

dropdown-toggle.js

dropdown-toggle.js

1057 ms

skitter.styles.css

skitter.styles.css

1510 ms

jquery.sliderPro.js

jquery.sliderPro.js

1371 ms

style.min.css

style.min.css

1172 ms

ytprefs.min.css

ytprefs.min.css

1172 ms

lightbox.min.css

lightbox.min.css

1232 ms

jquery.min.js

jquery.min.js

1510 ms

jquery-migrate.min.js

jquery-migrate.min.js

1367 ms

ytprefs.min.js

ytprefs.min.js

1368 ms

fitvids.min.js

fitvids.min.js

1406 ms

jquery.touchwipe.min.js

jquery.touchwipe.min.js

1582 ms

jquery.lightbox.min.js

jquery.lightbox.min.js

1583 ms

wp-embed.min.js

wp-embed.min.js

1583 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

229 ms

logo_sp.png

logo_sp.png

205 ms

mainvisual.jpg

mainvisual.jpg

2025 ms

logo.png

logo.png

233 ms

menu_mail.png

menu_mail.png

231 ms

menu_access.png

menu_access.png

234 ms

top_approach_img.jpg

top_approach_img.jpg

854 ms

top_business_bg.jpg

top_business_bg.jpg

742 ms

top_business_img01h.jpg

top_business_img01h.jpg

428 ms

top_business_img02h.jpg

top_business_img02h.jpg

427 ms

top_business_img03h.jpg

top_business_img03h.jpg

429 ms

bg_company.png

bg_company.png

2380 ms

bt_red.png

bt_red.png

624 ms

bg_footer.png

bg_footer.png

1403 ms

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFLgk75g.woff

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFLgk75g.woff

60 ms

fa-solid-900.woff

fa-solid-900.woff

27 ms

fa-regular-400.woff

fa-regular-400.woff

34 ms

Accessibility Review

blest.co.jp accessibility score

80

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

Image elements do not have [alt] attributes

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

blest.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

blest.co.jp SEO score

86

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

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 Blest.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 Blest.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

blest.co.jp

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