Tools & Wizards About Us

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

zuu.co.jp

株式会社ZUU｜金融×ITでエグゼクティブ層の資産管理と資産アドバイザーのビジネスを支援

Page Load Speed

3 sec in total

First Response

318 ms

Resources Loaded

2.3 sec

Page Rendered

343 ms

About Website

Click here to check amazing Zuu content for Japan. Otherwise, check out these important facts you probably never knew about zuu.co.jp

「金融×IT」でエグゼクティブ層の資産管理と資産アドバイザーのビジネスを支援をする株式会社ZUUのコーポレートサイトです。「ZUU online」「NET MONEY」「ZUU Advisors」のメディア、「PDCA Cloud」「meevo」のSaaSサービス等を運営しています。

Visit zuu.co.jp

Key Findings

We analyzed Zuu.co.jp page load time and found that the first response time was 318 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

zuu.co.jp performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value840 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.6 s

29/100

10%

Network Requests Diagram

zuu.co.jp

318 ms

gtm.js

78 ms

js

111 ms

ytag.js

667 ms

style.css

181 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 65% of them (20 requests) were addressed to the original Zuu.co.jp, 10% (3 requests) were made to Use.fontawesome.com and 10% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Zuu.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 69.0 kB (3%)

Content Size

2.0 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zuu.co.jp main page is 2.0 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. 55% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 34.2 kB

  • Original 42.5 kB
  • After minification 30.9 kB
  • After compression 8.3 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. This page needs HTML code to be minified as it can gain 11.7 kB, which is 27% 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 34.2 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 102 B

  • Original 1.8 MB
  • After minification 1.8 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. Zuu images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 8.0 kB

  • Original 145.6 kB
  • After minification 145.6 kB
  • After compression 137.6 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

-37%

Potential reduce by 26.7 kB

  • Original 73.0 kB
  • After minification 73.0 kB
  • After compression 46.3 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. Zuu.co.jp needs all CSS files to be minified and compressed as it can save up to 26.7 kB or 37% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (37%)

Requests Now

27

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zuu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zuu.co.jp accessibility score

89

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

Links do not have a discernible name

Best Practices

zuu.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

SEO Factors

zuu.co.jp SEO score

84

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

Document doesn't have a valid hreflang

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 Zuu.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 Zuu.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 data is detected on the main page of Zuu. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: