Access kenzai-navi.com. 【建材ナビ】建築材料・建築資材専門の検索サイト

name

value

score

weighting

FCP (First Contentful Paint)

Value9.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value26.1 s

0/100

10%

TBT (Total Blocking Time)

Value2,020 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value50.5 s

0/100

10%

kenzai-navi.com

570 ms

www.kenzai-navi.com

2560 ms

js

66 ms

fontawesome.css

897 ms

jquery.diamonds.css

615 ms

Our browser made a total of 128 requests to load all elements on the main page. We found that 76% of them (97 requests) were addressed to the original Kenzai-navi.com, 3% (4 requests) were made to P.clarity.ms and 2% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Kenzai-navi.com.

Content Size

5.4 MB

After Optimization

3.4 MB

In fact, the total size of Kenzai-navi.com main page is 5.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 240.9 kB

Original 271.9 kB
After minification 218.0 kB
After compression 31.0 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 53.9 kB, which is 20% 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 240.9 kB or 89% of the original size.

Image Optimization

-2%

Potential reduce by 59.9 kB

Original 2.8 MB
After minification 2.7 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. Kenzai Navi images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 1.2 MB

Original 1.8 MB
After minification 1.7 MB
After compression 569.7 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 1.2 MB or 68% of the original size.

CSS Optimization

-87%

Potential reduce by 487.2 kB

Original 557.6 kB
After minification 406.5 kB
After compression 70.4 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. Kenzai-navi.com needs all CSS files to be minified and compressed as it can save up to 487.2 kB or 87% of the original size.

Requests Now

114

After Optimization

The browser has sent 114 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kenzai Navi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-hidden="true"] elements contain focusable descendents

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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 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>).

High

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

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

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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 Kenzai-navi.com 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 Kenzai-navi.com 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

kenzai-navi.com

Open Graph data is detected on the main page of Kenzai Navi. 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

【建材ナビ】建築材料・建築資材専門の検索サイト

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

kenzai-navi.com

www.kenzai-navi.com

js

fontawesome.css

jquery.diamonds.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

kenzai-navi.com

www.kenzai-navi.com

js

fontawesome.css

jquery.diamonds.css

jquery.sliderPro.css

fotorama.css

jquery.sumoselect.css

waslidemenu.css

style.css

header.css

login.css

common-sp.css

top.css

sidebar.css

footer.css

style_sp2022.css

slick.css

line-awesome.min.css

jquery.nouislider.min.css

maker-arrivals.css

database.css

component.css

plusone.js

js

jquery-3.3.1.min.js

jquery-ui.min.js

jquery.ui.datepicker-ja.min.js

jquery-ui-timepicker-addon.min.js

jquery-ui-timepicker-ja.js

jquery.diamonds.js

jquery.sliderPro.js

fotorama.js

jquery.sumoselect.js

ckeditor.js

jquery.jpostal.js

kenzai-navi.js

kenzai-navi-admin.js

slick.min.js

footer.js

catalog-ch.js

modernizr.custom.js

jquery.dlmenu.js