Access bunka-saitama.co.jp. シャッター施工実績50年文化シヤッターテクノ株式会社

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value770 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.327

35/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

bunka-saitama.co.jp

530 ms

www.bunka-saitama.co.jp

1376 ms

style.css

520 ms

script.js

523 ms

import.css

530 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 78% of them (89 requests) were addressed to the original Bunka-saitama.co.jp, 10% (11 requests) were made to Static.xx.fbcdn.net and 4% (4 requests) were made to Gsl-co2.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Bunka-saitama.co.jp.

Content Size

2.0 MB

After Optimization

1.8 MB

In fact, the total size of Bunka-saitama.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. 65% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 38.9 kB

Original 49.2 kB
After minification 46.8 kB
After compression 10.3 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. 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 38.9 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 10.6 kB

Original 1.7 MB
After minification 1.7 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. Bunka Saitama images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 100.7 kB

Original 153.5 kB
After minification 136.8 kB
After compression 52.8 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 100.7 kB or 66% of the original size.

CSS Optimization

-86%

Potential reduce by 60.3 kB

Original 70.0 kB
After minification 50.1 kB
After compression 9.7 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. Bunka-saitama.co.jp needs all CSS files to be minified and compressed as it can save up to 60.3 kB or 86% of the original size.

Requests Now

108

After Optimization

The browser has sent 108 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bunka Saitama. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 7 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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

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

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

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 Bunka-saitama.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 Bunka-saitama.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

bunka-saitama.co.jp

Open Graph description is not detected on the main page of Bunka Saitama. 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

シャッター施工実績50年 文化シヤッターテクノ株式会社

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

bunka-saitama.co.jp

www.bunka-saitama.co.jp

style.css

script.js

import.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

bunka-saitama.co.jp

www.bunka-saitama.co.jp

style.css

script.js

import.css

jd.gallery.css

Rollover.js

parts.js

mootools-1.2.1-core-yc.js

mootools-1.2-more.js

jd.gallery.js

js

swfobject_modified.js

basic.css

common.css

style.css

Logo_40wht.gif

bg.jpg

headerimg.jpg

headfreedial.gif

btn_headcontact.gif

btn_sitemap.gif

bxlogo.gif

bunkass.png

esprit.jpg

esprit_s.jpg

gozensama.jpg

gozensama_s.jpg

portie.jpg

portie_s.jpg

flatpit.jpg

flatpit_s.jpg

builtin.jpg

builtin_s.jpg

komachisama.jpg

komachisama_s.jpg

goryoushin1.jpg

goryoushin1_s.jpg

goryoushin2.jpg

goryoushin2_s.jpg

catch_topmsg.gif

img_index.jpg

img_index.jpg

シャッター施工実績50年文化シヤッターテクノ株式会社