Access k-scalaza.com. 川越スカラ座

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value7.3 s

28/100

10%

TBT (Total Blocking Time)

Value2,350 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.483

17/100

15%

TTI (Time to Interactive)

Value14.9 s

8/100

10%

k-scalaza.com

559 ms

scalaza.css

183 ms

common.css

318 ms

AC_RunActiveContent.js

325 ms

jquery-1.6.min.js

486 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 79% of them (38 requests) were addressed to the original K-scalaza.com, 6% (3 requests) were made to Google-analytics.com and 4% (2 requests) were made to Event.k-scalaza.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain K-scalaza.com.

Content Size

583.4 kB

After Optimization

442.2 kB

In fact, the total size of K-scalaza.com main page is 583.4 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. Images take 403.8 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 12.9 kB

Original 16.2 kB
After minification 9.0 kB
After compression 3.3 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. This page needs HTML code to be minified as it can gain 7.2 kB, which is 45% 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 12.9 kB or 80% of the original size.

Image Optimization

-13%

Potential reduce by 51.1 kB

Original 403.8 kB
After minification 352.6 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, K Scalaza needs image optimization as it can save up to 51.1 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-45%

Potential reduce by 68.5 kB

Original 152.0 kB
After minification 148.6 kB
After compression 83.5 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 68.5 kB or 45% of the original size.

CSS Optimization

-76%

Potential reduce by 8.7 kB

Original 11.4 kB
After minification 8.8 kB
After compression 2.8 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. K-scalaza.com needs all CSS files to be minified and compressed as it can save up to 8.7 kB or 76% of the original size.

Requests Now

After Optimization

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of K Scalaza. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 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 usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

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 the interpretation of your content by users in different locales.

High

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

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

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

N/A
Encoding

SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise K-scalaza.com 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 K-scalaza.com main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

k-scalaza.com

Open Graph description is not detected on the main page of K Scalaza. 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

川越スカラ座

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

k-scalaza.com

scalaza.css

common.css

AC_RunActiveContent.js

jquery-1.6.min.js

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

k-scalaza.com

scalaza.css

common.css

AC_RunActiveContent.js

jquery-1.6.min.js

scalaza.js

jquery.page-scroller-309.js

index.js

event.k-scalaza.com

blog.k-scalaza.com

top_01.gif

nav_top_off.jpg

nav_screening_off.jpg

nav_more_off.jpg

nav_price_off.jpg

nav_blog_off.jpg

nav_event_off.jpg

nav_access_off.jpg

top-new20160319.jpg

top-footer.jpg

link_twitter.jpg

qrcode.gif

top_10.gif

back_to_top.png

ga.js

analytics.js

uh.js

local_nav_access_on.jpg

local_nav_blog_on.jpg

local_nav_event_on.jpg

local_nav_history_on.jpg

local_nav_home_on.jpg

local_nav_more_on.jpg

local_nav_past_on.jpg

local_nav_price_on.jpg

local_nav_rent_on.jpg

local_nav_screening_on.jpg

nav_access_on.jpg

nav_blog_on.jpg

nav_event_on.jpg

nav_more_on.jpg

nav_price_on.jpg

nav_screening_on.jpg