Access saiken.biz. リフォーム所沢│所沢市でリフォームやリノベーションのことなら夢ハウスBP（株）彩建コーポレーション-埼玉県所沢市

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

5/100

25%

SI (Speed Index)

Value9.0 s

15/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

saiken.biz

1301 ms

hpbsmtparts.css

854 ms

hpbparts.css

687 ms

container_2Ba_2c_top.css

561 ms

main_2Ba_2c.css

746 ms

Our browser made a total of 116 requests to load all elements on the main page. We found that all of those requests were addressed to Saiken.biz and no external sources were called. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Saiken.biz.

Content Size

7.0 MB

After Optimization

5.4 MB

In fact, the total size of Saiken.biz main page is 7.0 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. 45% of websites need less resources to load. Images take 6.8 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 69.9 kB

Original 84.3 kB
After minification 74.6 kB
After compression 14.4 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 9.7 kB, which is 11% 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 69.9 kB or 83% of the original size.

Image Optimization

-22%

Potential reduce by 1.5 MB

Original 6.8 MB
After minification 5.3 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. Obviously, Saiken needs image optimization as it can save up to 1.5 MB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-92%

Potential reduce by 67.2 kB

Original 73.2 kB
After minification 47.0 kB
After compression 6.0 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. Saiken.biz needs all CSS files to be minified and compressed as it can save up to 67.2 kB or 92% of the original size.

Requests Now

115

After Optimization

111

The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Saiken. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

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 Saiken.biz 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 Saiken.biz 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

saiken.biz

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

Report Summary

Performance

Accessibility

Best Practices

SEO

リフォーム所沢│所沢市でリフォームやリノベーションのことなら夢ハウスBP（株）彩建コーポレーション-埼玉県所沢市

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)

Network Requests Diagram

saiken.biz

hpbsmtparts.css

hpbparts.css

container_2Ba_2c_top.css

main_2Ba_2c.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

saiken.biz

hpbsmtparts.css

hpbparts.css

container_2Ba_2c_top.css

main_2Ba_2c.css

user.css

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