Access n-p-d.co.jp. 駐車場の運営、管理、サブリースのことなら日本駐車場開発株式会社

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value19.2 s

0/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value320 ms

76/100

30%

CLS (Cumulative Layout Shift)

Value1.558

0/100

15%

TTI (Time to Interactive)

Value12.4 s

15/100

10%

n-p-d.co.jp

989 ms

import.css

326 ms

swfobject.js

526 ms

rollover.js

373 ms

jquery.js

926 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 97% of them (69 requests) were addressed to the original N-p-d.co.jp, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain N-p-d.co.jp.

Content Size

447.3 kB

After Optimization

334.7 kB

In fact, the total size of N-p-d.co.jp main page is 447.3 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. 20% of websites need less resources to load. Images take 300.7 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 16.2 kB

Original 21.9 kB
After minification 20.6 kB
After compression 5.7 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 16.2 kB or 74% of the original size.

Image Optimization

-4%

Potential reduce by 10.9 kB

Original 300.7 kB
After minification 289.8 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. N P D images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 55.2 kB

Original 89.8 kB
After minification 84.1 kB
After compression 34.6 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 55.2 kB or 61% of the original size.

CSS Optimization

-87%

Potential reduce by 30.3 kB

Original 35.0 kB
After minification 25.7 kB
After compression 4.7 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. N-p-d.co.jp needs all CSS files to be minified and compressed as it can save up to 30.3 kB or 87% of the original size.

Requests Now

After Optimization

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of N P D. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Links are not crawlable

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 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 N-p-d.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 N-p-d.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

n-p-d.co.jp

Open Graph description is not detected on the main page of N P D. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

駐車場の運営、管理、サブリースのことなら 日本駐車場開発株式会社

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

n-p-d.co.jp

import.css

swfobject.js

rollover.js

jquery.js

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

n-p-d.co.jp

import.css

swfobject.js

rollover.js

jquery.js

droppy.js

cookie.js

font.js

default.css

droppy.css

layout.css

ga.js

head_logo.gif

head_btn_contact.gif

head_btn_sitemap.gif

head_btn_english.gif

head_font_btn_b_off.gif

head_font_btn_m_off.gif

head_font_btn_s_off.gif

head_font_ttl.gif

head_navi_home_on.jpg

head_navi_company_off.jpg

head_navi_top_off.gif

head_navi_polcy_off.gif

head_navi_history_off.gif

head_navi_outline_off.gif

head_navi_branchs_off.gif

head_navi_solution_off.jpg

head_navi_soltop_off.gif

head_navi_ope_off.gif

head_navi_earnings_off.gif

head_navi_costs_off.gif

head_navi_risks_off.gif

head_navi_solucontact_off.gif

head_navi_news_off.jpg

head_navi_press_off.gif

head_navi_whatsnew_off.gif

head_navi_ir_off.jpg

head_navi_s_top_off.gif

head_navi_s_ceo_off.gif

head_navi_s_result_off.gif

head_navi_s_manage_off.gif

head_navi_s_semi_off.gif

駐車場の運営、管理、サブリースのことなら日本駐車場開発株式会社