Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

cube-renovation.co.jp

千葉のリフォームはマンション・一戸建もキューブリノベーションへ

Page Load Speed

10 sec in total

First Response

5 sec

Resources Loaded

5 sec

Page Rendered

94 ms

cube-renovation.co.jp screenshot

About Website

Welcome to cube-renovation.co.jp homepage info - get ready to check Cube Renovation best content right away, or after learning these important things about cube-renovation.co.jp

コロナウィルス感染症予防対策についてお客さま各位お打ち合せや工事に関しましては、ご希望のお客様には最少人数にてスタッフ、職人ともに、 細心の注意を払い消毒、マスク着用の上お打ち合わせや工事にお伺い致しております。

Visit cube-renovation.co.jp

Key Findings

We analyzed Cube-renovation.co.jp page load time and found that the first response time was 5 sec and then it took 5.1 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

cube-renovation.co.jp performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value28.4 s

0/100

25%

SI (Speed Index)

Value30.1 s

0/100

10%

TBT (Total Blocking Time)

Value9,950 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.215

58/100

15%

TTI (Time to Interactive)

Value40.0 s

0/100

10%

Network Requests Diagram

cube-renovation.co.jp

4960 ms

main_css.css

317 ms

nanoscroller_init.min.css

331 ms

common.min.css

333 ms

style.css

338 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 63% of them (20 requests) were addressed to the original Cube-renovation.co.jp, 16% (5 requests) were made to Google.com and 6% (2 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (5 sec) belongs to the original domain Cube-renovation.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 246.0 kB (53%)

Content Size

465.7 kB

After Optimization

219.7 kB

In fact, the total size of Cube-renovation.co.jp main page is 465.7 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. Javascripts take 257.9 kB which makes up the majority of the site volume.

HTML Optimization

-9%

Potential reduce by 10 B

  • Original 108 B
  • After minification 108 B
  • After compression 98 B

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. This web page is already compressed.

Image Optimization

-17%

Potential reduce by 23.7 kB

  • Original 138.9 kB
  • After minification 115.2 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. Obviously, Cube Renovation needs image optimization as it can save up to 23.7 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 167.2 kB

  • Original 257.9 kB
  • After minification 249.7 kB
  • After compression 90.8 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 167.2 kB or 65% of the original size.

CSS Optimization

-80%

Potential reduce by 55.1 kB

  • Original 68.8 kB
  • After minification 56.6 kB
  • After compression 13.7 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. Cube-renovation.co.jp needs all CSS files to be minified and compressed as it can save up to 55.1 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (79%)

Requests Now

29

After Optimization

6

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cube Renovation. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

cube-renovation.co.jp accessibility score

73

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

cube-renovation.co.jp best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

cube-renovation.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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cube-renovation.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Cube-renovation.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 Cube Renovation. 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: