Report Summary

  • 20

    Performance

    Renders faster than
    38% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 90

    SEO

    Google-friendlier than
    69% of websites

sunparking.co.jp

成田空港駐車場サンパーキングは空港まで5分送迎バス数No.1

Page Load Speed

6.9 sec in total

First Response

494 ms

Resources Loaded

5.8 sec

Page Rendered

534 ms

sunparking.co.jp screenshot

About Website

Visit sunparking.co.jp now to see the best up-to-date Sunparking content for Japan and also check out these interesting facts you probably never knew about sunparking.co.jp

期間限定おトクな割引実施中!成田空港へマイカーでお越しなら成田空港駐車場のサンパーキングへ。成田空港通り沿いの駐車場は入出庫がラクラク。空港への送迎バスは保有台数地域成田No.1だからバス待ちストレスフリー。外国車や高級車の実績が安心と信頼の証。

Visit sunparking.co.jp

Key Findings

We analyzed Sunparking.co.jp page load time and found that the first response time was 494 ms and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

sunparking.co.jp performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.9 s

0/100

25%

SI (Speed Index)

Value12.7 s

3/100

10%

TBT (Total Blocking Time)

Value1,310 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0.118

85/100

15%

TTI (Time to Interactive)

Value13.7 s

11/100

10%

Network Requests Diagram

sunparking.co.jp

494 ms

index.html

796 ms

default.css

1374 ms

jquery.js

774 ms

form_leftcolumn.js

955 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 91% of them (73 requests) were addressed to the original Sunparking.co.jp, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Googleadservices.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Sunparking.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 507.5 kB (23%)

Content Size

2.2 MB

After Optimization

1.7 MB

In fact, the total size of Sunparking.co.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. 25% 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 27.3 kB

  • Original 35.0 kB
  • After minification 28.7 kB
  • After compression 7.8 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 6.3 kB, which is 18% 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 27.3 kB or 78% of the original size.

Image Optimization

-9%

Potential reduce by 154.5 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. Sunparking images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 154.7 kB

  • Original 213.7 kB
  • After minification 180.9 kB
  • After compression 59.0 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 154.7 kB or 72% of the original size.

CSS Optimization

-93%

Potential reduce by 171.1 kB

  • Original 183.1 kB
  • After minification 103.8 kB
  • After compression 12.1 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. Sunparking.co.jp needs all CSS files to be minified and compressed as it can save up to 171.1 kB or 93% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (13%)

Requests Now

76

After Optimization

66

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sunparking. 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 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sunparking.co.jp accessibility score

90

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.

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

<frame> or <iframe> elements do not have a title

Best Practices

sunparking.co.jp best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

sunparking.co.jp SEO score

90

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

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 Sunparking.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 Sunparking.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

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