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marvelcorp.co.jp screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

marvelcorp.co.jp

圧着/通線/電設工具の総合商社 - 株式会社マーベル

Page Load Speed

4.9 sec in total

First Response

533 ms

Resources Loaded

4.2 sec

Page Rendered

139 ms

marvelcorp.co.jp screenshot

About Website

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

株式会社マーベルは1943年創業。電設工具のメーカーです。「マーベル」「プロメイト」「ジョブマスター」のブランド名でオリジナル商品群を築き上げ、電気工事業をはじめとする多くの工事業者様から長く愛される数々の製品を送り出しています。

Visit marvelcorp.co.jp

Key Findings

We analyzed Marvelcorp.co.jp page load time and found that the first response time was 533 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

marvelcorp.co.jp performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

8/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

4/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value220 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0.048

99/100

15%

TTI (Time to Interactive)

Value6.8 s

55/100

10%

Network Requests Diagram

marvelcorp.co.jp

533 ms

www.marvelcorp.co.jp

1082 ms

normalize.css

177 ms

style.css

353 ms

style_contents.css

508 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 90% of them (45 requests) were addressed to the original Marvelcorp.co.jp, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Maps.google.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Marvelcorp.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 69.6 kB (14%)

Content Size

506.3 kB

After Optimization

436.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Marvelcorp.co.jp main page is 506.3 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. 25% of websites need less resources to load. Images take 282.9 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 16.8 kB

  • Original 23.1 kB
  • After minification 22.4 kB
  • After compression 6.3 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 16.8 kB or 73% of the original size.

Image Optimization

-2%

Potential reduce by 4.8 kB

  • Original 282.9 kB
  • After minification 278.1 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. Marvelcorp images are well optimized though.

JavaScript Optimization

-23%

Potential reduce by 44.3 kB

  • Original 191.2 kB
  • After minification 190.6 kB
  • After compression 146.9 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 44.3 kB or 23% of the original size.

CSS Optimization

-42%

Potential reduce by 3.8 kB

  • Original 9.2 kB
  • After minification 8.6 kB
  • After compression 5.4 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. Marvelcorp.co.jp needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 42% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (64%)

Requests Now

47

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Marvelcorp. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

marvelcorp.co.jp

marvelcorp.co.jp

533 ms

www.marvelcorp.co.jp

www.marvelcorp.co.jp

1082 ms

normalize.css

normalize.css

177 ms

style.css

style.css

353 ms

style_contents.css

style_contents.css

508 ms

jquery.js

jquery.js

679 ms

jquery-migrate.min.js

jquery-migrate.min.js

557 ms

business-calendar.js

business-calendar.js

556 ms

business-calendar.css

business-calendar.css

557 ms

js

js

54 ms

smoothScroll.js

smoothScroll.js

557 ms

jquery.slides.min.js

jquery.slides.min.js

676 ms

jquery.slides.ini.js

jquery.slides.ini.js

697 ms

slidesjs.css

slidesjs.css

700 ms

selectivizr.js

selectivizr.js

701 ms

ajaxzip3-https.js

ajaxzip3-https.js

138 ms

wp-embed.min.js

wp-embed.min.js

700 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

291 ms

analytics.js

analytics.js

76 ms

side_bg.jpg

side_bg.jpg

195 ms

btn_sitemap.jpg

btn_sitemap.jpg

195 ms

btn_english.jpg

btn_english.jpg

193 ms

mainimg1.jpg

mainimg1.jpg

702 ms

page_title.jpg

page_title.jpg

195 ms

homelist_news.gif

homelist_news.gif

306 ms

homelist_product.gif

homelist_product.gif

343 ms

link_p.jpg

link_p.jpg

353 ms

sub_title.gif

sub_title.gif

354 ms

dourakukai_img.jpg

dourakukai_img.jpg

529 ms

targetblank.png

targetblank.png

474 ms

banner_web_catalog_marvel_36.png

banner_web_catalog_marvel_36.png

513 ms

bana_product.jpg

bana_product.jpg

874 ms

logo.png

logo.png

527 ms

sidemenu_bg.png

sidemenu_bg.png

643 ms

sidemenu_line.gif

sidemenu_line.gif

682 ms

sidemenu_li.jpg

sidemenu_li.jpg

703 ms

sidemenu_lili.gif

sidemenu_lili.gif

703 ms

bana_branding.png

bana_branding.png

811 ms

bana_dourakukai.jpg

bana_dourakukai.jpg

851 ms

bana_list.jpg

bana_list.jpg

875 ms

bana_blog.jpg

bana_blog.jpg

877 ms

bana_twitter.jpg

bana_twitter.jpg

877 ms

b_pagetop.jpg

b_pagetop.jpg

980 ms

footer_bg.jpg

footer_bg.jpg

1020 ms

footer_logo.jpg

footer_logo.jpg

1046 ms

btn_prv_off.png

btn_prv_off.png

993 ms

btn_nxt.png

btn_nxt.png

995 ms

mark_holiday.gif

mark_holiday.gif

996 ms

collect

collect

12 ms

js

js

66 ms

Accessibility Review

marvelcorp.co.jp accessibility score

76

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

High

Links do not have a discernible name

Best Practices

marvelcorp.co.jp best practices score

58

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

High

Browser errors were logged to the console

SEO Factors

marvelcorp.co.jp SEO score

64

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

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 Marvelcorp.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 Marvelcorp.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

marvelcorp.co.jp

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