Tools & Wizards About Us
dada.jp screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

dada.jp

ホームページ・WEBサイト制作｜企画から運営まで一貫してお手伝いと｜SEO対策、多言語化などもおまかせください｜ダダ - DADA

Page Load Speed

8.4 sec in total

First Response

1.7 sec

Resources Loaded

6.3 sec

Page Rendered

397 ms

dada.jp screenshot

About Website

Welcome to dada.jp homepage info - get ready to check DADA best content right away, or after learning these important things about dada.jp

WEBサイト制作・サポートを中心に色々なデザインやプランニング・運営などが得意分野。お客様の幅広いニーズに合わせて、SEO対策や多言語化、豊富なアイデアのご提供やユーザー動向の把握から費用対効果のアップなど、さまざまなご相談に応えます。東京都六本木にある制作会社ダダ - DADA Inc.です。全国どちらでも伺います！

Visit dada.jp

Key Findings

We analyzed Dada.jp page load time and found that the first response time was 1.7 sec and then it took 6.7 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

dada.jp performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value14.7 s

0/100

25%

SI (Speed Index)

Value15.1 s

1/100

10%

TBT (Total Blocking Time)

Value2,590 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.227

55/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

dada.jp

1683 ms

1

27 ms

js

112 ms

widget

7 ms

5kF8Ye

31 ms

Our browser made a total of 137 requests to load all elements on the main page. We found that 77% of them (106 requests) were addressed to the original Dada.jp, 15% (21 requests) were made to Fonts.gstatic.com and 1% (2 requests) were made to J.wovn.io. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Dada.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 184.4 kB (12%)

Content Size

1.5 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dada.jp main page is 1.5 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. 70% of websites need less resources to load. Images take 847.1 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 150.3 kB

  • Original 173.2 kB
  • After minification 166.9 kB
  • After compression 22.9 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 150.3 kB or 87% of the original size.

Image Optimization

-3%

Potential reduce by 25.5 kB

  • Original 847.1 kB
  • After minification 821.7 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. DADA images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 4.6 kB

  • Original 383.2 kB
  • After minification 383.2 kB
  • After compression 378.6 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

-3%

Potential reduce by 4.1 kB

  • Original 140.8 kB
  • After minification 140.0 kB
  • After compression 136.6 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. Dada.jp has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 77 (68%)

Requests Now

114

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 114 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DADA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dada.jp

dada.jp

1683 ms

1

1

27 ms

js

js

112 ms

widget

widget

7 ms

5kF8Ye

5kF8Ye

31 ms

32 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

171 ms

settings.css

settings.css

340 ms

frontend.css

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509 ms

style.css

style.css

665 ms

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665 ms

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998 ms

font-awesome.min.css

font-awesome.min.css

678 ms

style.min.css

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684 ms

ionicons.min.css

ionicons.min.css

689 ms

style.css

style.css

833 ms

mediaelementplayer.min.css

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836 ms

wp-mediaelement.min.css

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846 ms

style_dynamic.css

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857 ms

modules-responsive.min.css

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864 ms

style_dynamic_responsive.css

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1018 ms

js_composer.min.css

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1332 ms

css

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42 ms

jquery.js

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1018 ms

jquery-migrate.min.js

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1032 ms

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59 ms

core.min.js

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1169 ms

widget.min.js

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1185 ms

tabs.min.js

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1205 ms

accordion.min.js

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wp-mediaelement.min.js

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1394 ms

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1393 ms

modernizr.min.js

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1394 ms

hoverIntent.min.js

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1546 ms

jquery.plugin.js

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1546 ms

jquery.countdown.min.js

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1547 ms

owl.carousel.min.js

owl.carousel.min.js

1557 ms

parallax.min.js

parallax.min.js

1558 ms

easypiechart.js

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1656 ms

waypoints.min.js

waypoints.min.js

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js

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44 ms

Chart.min.js

Chart.min.js

1680 ms

counter.js

counter.js

1530 ms

absoluteCounter.min.js

absoluteCounter.min.js

1448 ms

fluidvids.min.js

fluidvids.min.js

1283 ms

jquery.prettyPhoto.js

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1196 ms

jquery.nicescroll.min.js

jquery.nicescroll.min.js

1193 ms

ScrollToPlugin.min.js

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1193 ms

jquery.waitforimages.js

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1187 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

1202 ms

jquery.multiscroll.min.js

jquery.multiscroll.min.js

1075 ms

isotope.pkgd.min.js

isotope.pkgd.min.js

1195 ms

packery-mode.pkgd.min.js

packery-mode.pkgd.min.js

1192 ms

modules.min.js

modules.min.js

1183 ms

js_composer_front.min.js

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1175 ms

wp-embed.min.js

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1045 ms

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806 ms

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807 ms

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815 ms

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817 ms

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835 ms

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863 ms

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974 ms

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991 ms

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982 ms

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982 ms

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1002 ms

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1042 ms

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1109 ms

embed

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290 ms

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1000 ms

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1001 ms

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150 ms

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149 ms

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149 ms

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149 ms

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149 ms

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162 ms

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165 ms

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163 ms

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164 ms

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163 ms

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234 ms

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1179 ms

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166 ms

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167 ms

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166 ms

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166 ms

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167 ms

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231 ms

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231 ms

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229 ms

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230 ms

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1005 ms

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950 ms

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1024 ms

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998 ms

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52 ms

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1099 ms

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1036 ms

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1028 ms

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1038 ms

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1069 ms

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1639 ms

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1024 ms

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1036 ms

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1030 ms

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1037 ms

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1049 ms

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1180 ms

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1168 ms

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1046 ms

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1273 ms

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494 ms

Accessibility Review

dada.jp accessibility score

68

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

<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

dada.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

dada.jp SEO score

79

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

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Dada.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 Dada.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

dada.jp

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