Access nasu3800.co.jp. ホテルサンバレー那須 | 栃木・那須温泉【公式】那須高原のスパ＆リゾート

name

value

score

weighting

FCP (First Contentful Paint)

Value8.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.4 s

0/100

25%

SI (Speed Index)

Value26.2 s

0/100

10%

TBT (Total Blocking Time)

Value1,090 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.58

11/100

15%

TTI (Time to Interactive)

Value26.5 s

0/100

10%

nasu3800.co.jp

505 ms

nasu3800.co.jp

695 ms

www.nasu3800.co.jp

1444 ms

gtm.js

98 ms

font-awesome.min.css

50 ms

Our browser made a total of 133 requests to load all elements on the main page. We found that 67% of them (89 requests) were addressed to the original Nasu3800.co.jp, 5% (7 requests) were made to Trip-ai.jp and 5% (6 requests) were made to Storage.489ban.net. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source Storage.489ban.net.

Content Size

8.8 MB

After Optimization

7.8 MB

In fact, the total size of Nasu3800.co.jp main page is 8.8 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 8.1 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 78.4 kB

Original 91.7 kB
After minification 60.1 kB
After compression 13.3 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 31.6 kB, which is 34% 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 78.4 kB or 86% of the original size.

Image Optimization

-5%

Potential reduce by 421.0 kB

Original 8.1 MB
After minification 7.7 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. Nasu 3800 images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 168.6 kB

Original 297.4 kB
After minification 287.0 kB
After compression 128.8 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 168.6 kB or 57% of the original size.

CSS Optimization

-90%

Potential reduce by 301.9 kB

Original 337.1 kB
After minification 285.9 kB
After compression 35.2 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. Nasu3800.co.jp needs all CSS files to be minified and compressed as it can save up to 301.9 kB or 90% of the original size.

Requests Now

124

After Optimization

The browser has sent 124 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nasu 3800. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 13 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

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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 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>).

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

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 Nasu3800.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 Nasu3800.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

nasu3800.co.jp

Open Graph data is detected on the main page of Nasu 3800. 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

ホテルサンバレー那須 | 栃木・那須温泉 【公式】那須高原のスパ＆リゾート

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

nasu3800.co.jp

nasu3800.co.jp

www.nasu3800.co.jp

gtm.js

font-awesome.min.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

nasu3800.co.jp

nasu3800.co.jp

www.nasu3800.co.jp

gtm.js

font-awesome.min.css

ionicons.min.css

jquery-ui.min.css

magnific-popup.css

common.css

slick.css

animate.css

homepage.css

jquery-1.7.2.min.js

jquery-ui.min.js

jquery.magnific-popup.min.js

config.min.js

common.js

search.js

jquery.cookie.js

js

analytics.js

destination

linkid.js

collect

collect

recommendjs

searchjs

photoswipe.css

default-skin.css

jquery.easing.min.js

slick.min.js

instafeed.min.js

jquery.inview.js

photoswipe.min.js

photoswipe-ui-default.min.js

homepage.js

photoswipe-custom.js

instagram.js

css

bg_nav.png

logo_w.png

www.nasu3800.co.jp

bg_title_plan.png

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