Access livestar.co.jp. リブスター

Report Summary

About Website

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

リブスターは様々な事業を通じて人々の生活、社会を輝かせるベンチャー企業です。

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name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value11.9 s

4/100

10%

TBT (Total Blocking Time)

Value960 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0.12

84/100

15%

TTI (Time to Interactive)

Value10.9 s

21/100

10%

livestar.co.jp

1181 ms

jquery.min.js

8 ms

jquery.bxSlider.js

864 ms

jquery.simplemodal.js

547 ms

bootstrap.js

727 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 47% of them (33 requests) were addressed to the original Livestar.co.jp, 21% (15 requests) were made to Scontent.xx.fbcdn.net and 14% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Livestar.co.jp.

Content Size

1.4 MB

After Optimization

391.9 kB

In fact, the total size of Livestar.co.jp main page is 1.4 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. 35% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 38.7 kB

Original 49.4 kB
After minification 48.9 kB
After compression 10.7 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 38.7 kB or 78% of the original size.

Image Optimization

-71%

Potential reduce by 712.5 kB

Original 1.0 MB
After minification 295.9 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, Livestar needs image optimization as it can save up to 712.5 kB or 71% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 210.3 kB

Original 295.1 kB
After minification 258.1 kB
After compression 84.7 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 210.3 kB or 71% of the original size.

CSS Optimization

-75%

Potential reduce by 1.7 kB

Original 2.2 kB
After minification 1.1 kB
After compression 550 B

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. Livestar.co.jp needs all CSS files to be minified and compressed as it can save up to 1.7 kB or 75% of the original size.

Requests Now

After Optimization

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Livestar. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

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

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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 Livestar.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 Livestar.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

livestar.co.jp

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

Report Summary

Performance

Accessibility

Best Practices

SEO

リブスター｜リブスター

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)