Access oosugidani.jp. 大杉谷登山センター | 三重県多気郡日本三大渓谷の大杉谷

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value14.8 s

0/100

25%

SI (Speed Index)

Value15.0 s

1/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.188

65/100

15%

TTI (Time to Interactive)

Value18.2 s

3/100

10%

oosugidani.jp

567 ms

www.oosugidani.jp

1497 ms

normalize.css

192 ms

main.css

384 ms

main_pc.css

576 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 59% of them (57 requests) were addressed to the original Oosugidani.jp, 11% (11 requests) were made to Snapwidget.com and 6% (6 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (10 sec) relates to the external source Twdob.xsrv.jp.

Content Size

2.5 MB

After Optimization

2.3 MB

In fact, the total size of Oosugidani.jp main page is 2.5 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 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 31.9 kB

Original 43.4 kB
After minification 42.4 kB
After compression 11.5 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 31.9 kB or 73% of the original size.

Image Optimization

-3%

Potential reduce by 59.8 kB

Original 2.1 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. Oosugidani images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 34.3 kB

Original 251.6 kB
After minification 251.5 kB
After compression 217.3 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 34.3 kB or 14% of the original size.

CSS Optimization

-26%

Potential reduce by 9.7 kB

Original 37.5 kB
After minification 36.7 kB
After compression 27.8 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. Oosugidani.jp needs all CSS files to be minified and compressed as it can save up to 9.7 kB or 26% of the original size.

Requests Now

After Optimization

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oosugidani. 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 10 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 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 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

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links are not crawlable

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

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oosugidani.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 Oosugidani.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

oosugidani.jp

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

大杉谷登山センター | 三重県多気郡 日本三大渓谷の大杉谷

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

oosugidani.jp

www.oosugidani.jp

normalize.css

main.css

main_pc.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

oosugidani.jp

www.oosugidani.jp

normalize.css

main.css

main_pc.css

main_mobile.css

modernizr-2.8.3.min.js

jquery.js

jquery.bxslider.css

jquery.bxslider.min.js

snapwidget.js

widgets.js

plugins.js

main.js

analytics.js

odai01.jpg

ja.png

common_header_bg.png

common_header.png

common_logo.png

common_header_tel.png

common_header_link.png

common_sp_menu.png

common_menu_home.png

common_menu_chui.png

common_menu_miryoku.png

common_menu_root.png

common_menu_fun.png

home_title.png

home_page_attention.png

home_page_attraction.png

home_page_contribution.png

home_page_guide.png

home_page_access.png

home_page_faq.png

home_kanren_icon01.png

home_kanren_icon02.png

home_news_icon.png

home_onegai.jpg

home_file_map.png

home_file_access.png

home_file_soubi.png

home_file_todoke.png

大杉谷登山センター | 三重県多気郡日本三大渓谷の大杉谷