Report Summary

  • 93

    Performance

    Renders faster than
    92% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

nirvanastone.jp

ニルヴァーナ ストーン 東京御徒町の「 ヒマラヤ水晶 天然石 ルース 裸石 宝石 ビーズ パワーストーン」 卸販売

Page Load Speed

3.8 sec in total

First Response

550 ms

Resources Loaded

2.8 sec

Page Rendered

453 ms

nirvanastone.jp screenshot

About Website

Welcome to nirvanastone.jp homepage info - get ready to check Nirvanastone best content right away, or after learning these important things about nirvanastone.jp

天然石・パワーストーン・水晶・ルース・ビーズの卸は、東京御徒町ニルヴァーナストーンへ。日本でここだけにしかない石がたくさん揃っております。ネットでの卸サイトも有り

Visit nirvanastone.jp

Key Findings

We analyzed Nirvanastone.jp page load time and found that the first response time was 550 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

nirvanastone.jp performance score

93

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

87/100

25%

SI (Speed Index)

Value3.6 s

86/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.3 s

99/100

10%

Network Requests Diagram

nirvanastone.jp

550 ms

base.css

185 ms

flexslider.css

335 ms

calender.cgi

641 ms

index.html

529 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 69% of them (46 requests) were addressed to the original Nirvanastone.jp, 12% (8 requests) were made to Asumi.shinobi.jp and 4% (3 requests) were made to Users177.lolipop.jp. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Nirvanastone.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 96.1 kB (13%)

Content Size

737.5 kB

After Optimization

641.5 kB

In fact, the total size of Nirvanastone.jp main page is 737.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 617.5 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 14.5 kB

  • Original 20.5 kB
  • After minification 19.3 kB
  • After compression 5.9 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. 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 14.5 kB or 71% of the original size.

Image Optimization

-3%

Potential reduce by 16.8 kB

  • Original 617.5 kB
  • After minification 600.7 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. Nirvanastone images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 53.8 kB

  • Original 86.1 kB
  • After minification 63.7 kB
  • After compression 32.2 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 53.8 kB or 63% of the original size.

CSS Optimization

-81%

Potential reduce by 10.9 kB

  • Original 13.4 kB
  • After minification 10.5 kB
  • After compression 2.5 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. Nirvanastone.jp needs all CSS files to be minified and compressed as it can save up to 10.9 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (35%)

Requests Now

66

After Optimization

43

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nirvanastone. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

nirvanastone.jp accessibility score

73

Accessibility Issues

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

nirvanastone.jp 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

SEO Factors

nirvanastone.jp SEO score

58

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nirvanastone.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 Nirvanastone.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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