Tools & Wizards About Us

Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

nasukogen.org

那須町観光ガイド｜一般社団法人 那須町観光協会 オフィシャルサイト

Page Load Speed

8.1 sec in total

First Response

570 ms

Resources Loaded

7.1 sec

Page Rendered

377 ms

About Website

Visit nasukogen.org now to see the best up-to-date Nasukogen content for Japan and also check out these interesting facts you probably never knew about nasukogen.org

このサイトは、一般社団法人 那須町観光協会のオフィシャルサイトです。那須町観光協会では、那須高原や那須温泉の観光情報を発信しています。ロイヤルリゾート那須とは、栃木県那須郡那須町にある那須高原や、那須温泉と呼ばれている地域の愛称です。

Visit nasukogen.org

Key Findings

We analyzed Nasukogen.org page load time and found that the first response time was 570 ms and then it took 7.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

nasukogen.org performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value13.5 s

0/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value380 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0.114

86/100

15%

TTI (Time to Interactive)

Value18.3 s

3/100

10%

Network Requests Diagram

nasukogen.org

570 ms

nasukogen.org

736 ms

www.nasukogen.org

1150 ms

gtm.js

64 ms

normalize.css

407 ms

Our browser made a total of 123 requests to load all elements on the main page. We found that 92% of them (113 requests) were addressed to the original Nasukogen.org, 2% (2 requests) were made to Googletagmanager.com and 2% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Nasukogen.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 330.7 kB (5%)

Content Size

6.3 MB

After Optimization

6.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nasukogen.org main page is 6.3 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. 55% of websites need less resources to load. Images take 6.0 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 45.0 kB

  • Original 55.3 kB
  • After minification 42.5 kB
  • After compression 10.3 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 12.8 kB, which is 23% 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 45.0 kB or 81% of the original size.

Image Optimization

-2%

Potential reduce by 106.9 kB

  • Original 6.0 MB
  • After minification 5.9 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. Nasukogen images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 132.7 kB

  • Original 213.4 kB
  • After minification 177.5 kB
  • After compression 80.7 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 132.7 kB or 62% of the original size.

CSS Optimization

-84%

Potential reduce by 46.0 kB

  • Original 54.8 kB
  • After minification 36.7 kB
  • After compression 8.7 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. Nasukogen.org needs all CSS files to be minified and compressed as it can save up to 46.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (16%)

Requests Now

120

After Optimization

101

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 120 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nasukogen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

nasukogen.org accessibility score

55

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Names and labels

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.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

nasukogen.org best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

nasukogen.org SEO score

74

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

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/).

Impact

Issue

High

Document doesn't use 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 Nasukogen.org 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 Nasukogen.org 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

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