Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

nlpjapan.jp

NLPの総合情報(学び方、資格、使い方)サイト | 科学的根拠を大切にするエビデンスベースドNLPの日本NLPアカデミー

Page Load Speed

12.8 sec in total

First Response

2.2 sec

Resources Loaded

9.8 sec

Page Rendered

769 ms

nlpjapan.jp screenshot

About Website

Visit nlpjapan.jp now to see the best up-to-date Nlpjapan content and also check out these interesting facts you probably never knew about nlpjapan.jp

神経言語プログラミング(NLPはNeuro Linguistic Programmingの略)の総合情報サイト『日本NLPアカデミー』。科学的根拠に基づく(エビデンスベースド)心理学をベースにしたNLPテクニック、学び方、資格、使い方を提供。運営は一般財団法人日本コミュニケーショントレーナー協会。

Visit nlpjapan.jp

Key Findings

We analyzed Nlpjapan.jp page load time and found that the first response time was 2.2 sec and then it took 10.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

nlpjapan.jp performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

2/100

25%

SI (Speed Index)

Value9.5 s

11/100

10%

TBT (Total Blocking Time)

Value330 ms

76/100

30%

CLS (Cumulative Layout Shift)

Value0.174

69/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

www.nlpjapan.jp

2183 ms

style.css

349 ms

jquery.min.js

13 ms

jquery.easyListSplitter.js

356 ms

common.js

358 ms

Our browser made a total of 204 requests to load all elements on the main page. We found that 60% of them (122 requests) were addressed to the original Nlpjapan.jp, 16% (32 requests) were made to Static.xx.fbcdn.net and 7% (14 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Nlpjapan.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 411.2 kB (19%)

Content Size

2.2 MB

After Optimization

1.8 MB

In fact, the total size of Nlpjapan.jp main page is 2.2 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 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 64.9 kB

  • Original 83.4 kB
  • After minification 69.8 kB
  • After compression 18.5 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. This page needs HTML code to be minified as it can gain 13.7 kB, which is 16% 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 64.9 kB or 78% of the original size.

Image Optimization

-4%

Potential reduce by 62.4 kB

  • Original 1.7 MB
  • After minification 1.6 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. Nlpjapan images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 138.9 kB

  • Original 258.4 kB
  • After minification 243.6 kB
  • After compression 119.5 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 138.9 kB or 54% of the original size.

CSS Optimization

-85%

Potential reduce by 145.0 kB

  • Original 171.4 kB
  • After minification 133.6 kB
  • After compression 26.4 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. Nlpjapan.jp needs all CSS files to be minified and compressed as it can save up to 145.0 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 78 (40%)

Requests Now

193

After Optimization

115

The browser has sent 193 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nlpjapan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

nlpjapan.jp accessibility score

73

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

Definition list items are not wrapped in <dl> elements

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.

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

nlpjapan.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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

nlpjapan.jp SEO score

83

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 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 Nlpjapan.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 Nlpjapan.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

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