Access sulganow.jugem.jp. スルガ自動車学校（静岡市清水区）

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value6.6 s

38/100

10%

TBT (Total Blocking Time)

Value1,710 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.5 s

14/100

10%

sulganow.jugem.jp

1441 ms

jm_style.css

474 ms

style.css

230 ms

cookie.js

329 ms

script.js

228 ms

Our browser made a total of 111 requests to load all elements on the main page. We found that 15% of them (17 requests) were addressed to the original Sulganow.jugem.jp, 24% (27 requests) were made to Imaging.jugem.jp and 23% (25 requests) were made to Img-cdn.jg.jugem.jp. The less responsive or slowest element that took the longest time to load (4.9 sec) relates to the external source Img-cdn.jg.jugem.jp.

Content Size

2.4 MB

After Optimization

2.1 MB

In fact, the total size of Sulganow.jugem.jp main page is 2.4 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. 60% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 69.9 kB

Original 85.5 kB
After minification 76.3 kB
After compression 15.6 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 9.2 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 82% of the original size.

Image Optimization

-7%

Potential reduce by 148.5 kB

Original 2.2 MB
After minification 2.1 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. Sulganow Jugem images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 13.9 kB

Original 56.3 kB
After minification 52.0 kB
After compression 42.5 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 13.9 kB or 25% of the original size.

CSS Optimization

-79%

Potential reduce by 10.4 kB

Original 13.3 kB
After minification 10.0 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. Sulganow.jugem.jp needs all CSS files to be minified and compressed as it can save up to 10.4 kB or 79% of the original size.

Requests Now

After Optimization

The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sulganow Jugem. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts 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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

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

Language and Encoding

Language Detected

JA
Language Claimed

JA
Encoding

EUC-JP

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sulganow.jugem.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 Sulganow.jugem.jp main page’s claimed encoding is euc-jp. 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

sulganow.jugem.jp

Open Graph data is detected on the main page of Sulganow Jugem. 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

スルガ自動車学校（静岡市清水区）

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

sulganow.jugem.jp

jm_style.css

style.css

cookie.js

script.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

sulganow.jugem.jp

jm_style.css

style.css

cookie.js

script.js

load.php

widgets.js

autocss.js

share.js

cookie.js

analytics.js

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