Access dogoprince.co.jp. 【道後温泉】道後プリンスホテル　公式ホームページ

name

value

score

weighting

FCP (First Contentful Paint)

Value10.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value20.3 s

0/100

25%

SI (Speed Index)

Value21.8 s

0/100

10%

TBT (Total Blocking Time)

Value2,330 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value1.679

0/100

15%

TTI (Time to Interactive)

Value32.4 s

0/100

10%

dogoprince.co.jp

567 ms

www.dogoprince.co.jp

1801 ms

gtm.js

61 ms

index.css

496 ms

css2

39 ms

Our browser made a total of 112 requests to load all elements on the main page. We found that 66% of them (74 requests) were addressed to the original Dogoprince.co.jp, 9% (10 requests) were made to Fonts.gstatic.com and 7% (8 requests) were made to Storage.489ban.net. The less responsive or slowest element that took the longest time to load (4.6 sec) belongs to the original domain Dogoprince.co.jp.

Content Size

4.3 MB

After Optimization

3.4 MB

In fact, the total size of Dogoprince.co.jp main page is 4.3 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 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 99.9 kB

Original 123.8 kB
After minification 96.7 kB
After compression 23.9 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 27.1 kB, which is 22% 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 99.9 kB or 81% of the original size.

Image Optimization

-9%

Potential reduce by 266.7 kB

Original 2.9 MB
After minification 2.6 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. Dogoprince images are well optimized though.

JavaScript Optimization

-50%

Potential reduce by 615.1 kB

Original 1.2 MB
After minification 1.2 MB
After compression 612.7 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 615.1 kB or 50% of the original size.

CSS Optimization

-11%

Potential reduce by 8.9 kB

Original 81.6 kB
After minification 81.6 kB
After compression 72.7 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. Dogoprince.co.jp needs all CSS files to be minified and compressed as it can save up to 8.9 kB or 11% of the original size.

Requests Now

After Optimization

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dogoprince. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 6 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

High

Image elements do not have [alt] attributes

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 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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

Page has valid source maps

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

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

UTF-8

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

dogoprince.co.jp

Open Graph data is detected on the main page of Dogoprince. 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

【道後温泉】道後プリンスホテル 公式ホームページ | 観光・露天風呂・風呂付きのお部屋

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

dogoprince.co.jp

www.dogoprince.co.jp

gtm.js

index.css

css2

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

dogoprince.co.jp

www.dogoprince.co.jp

gtm.js

index.css

css2

slick.css

slick-theme.css

jquery.min.js

slick.js

bundle.v3.js

recommendjs

recommendjs

jquery-ui.js

jquery.ui.datepicker-ja.min.js

ytag.js

quicklink.umd.js

talkappi.js

talkappi-faq.js

index_sp.css

bus_img.png

main01.webp

main02.webp

main03.webp

main04.webp

main05.webp

main06.webp

main07.webp

main08.webp

bus.webp

menu_ico.png

sp_open.png

sp_close.png

submenu01.webp

submenu02.webp

submenu03.webp

submenu04.webp

submenu05.webp

submenu06.webp

season03-1.png

season03-2.png

3e2b12c521a6d2de6a6b16beda5671b9.jpg

e43f4877b8bdfcdca23c37a9cda4e9f4.jpg

image.webp

【道後温泉】道後プリンスホテル　公式ホームページ | 観光・露天風呂・風呂付きのお部屋