Access oil-stat.com. 全国・都道府県別ガソリン・灯油価格最新情報（毎週更新）

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

24/100

25%

SI (Speed Index)

Value11.6 s

5/100

10%

TBT (Total Blocking Time)

Value4,420 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.096

91/100

15%

TTI (Time to Interactive)

Value19.8 s

2/100

10%

oil-stat.com

569 ms

oil-stat.com

910 ms

main_scbt2.css

173 ms

jquery.min.js

22 ms

highcharts.js

518 ms

Our browser made a total of 132 requests to load all elements on the main page. We found that 14% of them (19 requests) were addressed to the original Oil-stat.com, 15% (20 requests) were made to Pagead2.googlesyndication.com and 13% (17 requests) were made to Cm.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (910 ms) belongs to the original domain Oil-stat.com.

Content Size

1.6 MB

After Optimization

1.3 MB

In fact, the total size of Oil-stat.com main page is 1.6 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. 75% 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. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 159.9 kB

Original 193.3 kB
After minification 191.8 kB
After compression 33.4 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. 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 159.9 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 5.5 kB

Original 253.0 kB
After minification 247.5 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. Oil Stat images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 44.7 kB

Original 1.1 MB
After minification 1.1 MB
After compression 1.1 MB

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. This website has mostly compressed JavaScripts.

CSS Optimization

-34%

Potential reduce by 2.3 kB

Original 6.9 kB
After minification 6.9 kB
After compression 4.6 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. Oil-stat.com needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 34% of the original size.

Requests Now

119

After Optimization

The browser has sent 119 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oil Stat. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 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 keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

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

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>).

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

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

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 Oil-stat.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 Oil-stat.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

oil-stat.com

Open Graph data is detected on the main page of Oil Stat. 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

全国・都道府県別ガソリン・灯油価格最新情報（毎週更新）

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

oil-stat.com

oil-stat.com

main_scbt2.css

jquery.min.js

highcharts.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

oil-stat.com

oil-stat.com

main_scbt2.css

jquery.min.js

highcharts.js

exporting.js

raphael.js

morris.min.js

sp.css

adsbygoogle.js

show_ads.js

script.js

s_retargeting.js

ga.js

plusone.js

bookmark_button_wo_al.js

widgets.js

all.js

noteit.js

logo.gif

eneos.gif

article-clipper-vert.png

linebutton_86x20.png

button-only.gif

show_ads_impl.js

rank1.png

rank2.png

rank3.png

arrow02.png

__utm.gif

cb=gapi.loaded_0

cb=gapi.loaded_1

fastbutton

all.js

bg02.gif

arrow01.gif

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

postmessageRelay

developers.google.com

ga-audiences

zrt_lookup.html

ads

ads