Tools & Wizards About Us
z33.jp screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

z33.jp

フェアレディZ / スカイライン専門店 DAYTONA Refresh & Modify. │ │ デイトナ株式会社

Page Load Speed

6.3 sec in total

First Response

549 ms

Resources Loaded

5 sec

Page Rendered

716 ms

z33.jp screenshot

About Website

Welcome to z33.jp homepage info - get ready to check Z 33 best content for Japan right away, or after learning these important things about z33.jp

ようこそDAYTONA online shopへいらっしゃいませ！ 私たちデイトナは、フェアレディZ・スカイラインクーペをメインに、BMW・PorscheなどのインポートカーとSports Specialty Carの大人のカスタマイズを提案するSHOPです。 実店舗では二店舗（フェアレディZ・SKYLINE専門店 『DAYTONA Racing』 インポートカスタムカー専門店 『THE DAYT...

Visit z33.jp

Key Findings

We analyzed Z33.jp page load time and found that the first response time was 549 ms and then it took 5.7 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

z33.jp performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value1,820 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value19.0 s

3/100

10%

Network Requests Diagram

z33.jp

549 ms

shop.the-daytona.com

1170 ms

colormekit.css

327 ms

colormekit-responsive.css

494 ms

index.css

175 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Z33.jp, 43% (27 requests) were made to Img.shop-pro.jp and 17% (11 requests) were made to Shop.the-daytona.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Img.shop-pro.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 421.1 kB (19%)

Content Size

2.2 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Z33.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. 35% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 123.5 kB

  • Original 137.0 kB
  • After minification 94.5 kB
  • After compression 13.5 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 42.4 kB, which is 31% 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 123.5 kB or 90% of the original size.

Image Optimization

-5%

Potential reduce by 84.4 kB

  • Original 1.7 MB
  • After minification 1.7 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. Z 33 images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 190.3 kB

  • Original 332.9 kB
  • After minification 332.1 kB
  • After compression 142.6 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 190.3 kB or 57% of the original size.

CSS Optimization

-70%

Potential reduce by 22.9 kB

  • Original 32.9 kB
  • After minification 27.9 kB
  • After compression 10.0 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. Z33.jp needs all CSS files to be minified and compressed as it can save up to 22.9 kB or 70% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (46%)

Requests Now

59

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Z 33. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

z33.jp

z33.jp

549 ms

shop.the-daytona.com

shop.the-daytona.com

1170 ms

colormekit.css

colormekit.css

327 ms

colormekit-responsive.css

colormekit-responsive.css

494 ms

index.css

index.css

175 ms

jquery.min.js

jquery.min.js

28 ms

jquery.tile.js

jquery.tile.js

173 ms

jquery.skOuterClick.js

jquery.skOuterClick.js

175 ms

smoothscroll.js

smoothscroll.js

176 ms

utility.index.js

utility.index.js

178 ms

jquery.bxslider.css

jquery.bxslider.css

661 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

738 ms

cart.js

cart.js

579 ms

async_cart_in.js

async_cart_in.js

580 ms

product_stock.js

product_stock.js

580 ms

js.cookie.js

js.cookie.js

670 ms

favorite_button.js

favorite_button.js

678 ms

analytics.js

analytics.js

69 ms

bg.gif

bg.gif

27 ms

PA01164938.jpg

PA01164938.jpg

903 ms

card2.gif

card2.gif

28 ms

card6.gif

card6.gif

27 ms

card18.gif

card18.gif

28 ms

card0.gif

card0.gif

51 ms

card9.gif

card9.gif

51 ms

slideshow_img_e5c127.jpg

slideshow_img_e5c127.jpg

960 ms

U0RHUw.png

U0RHUw.png

950 ms

dXNlZGNhci1pY29u.jpg

dXNlZGNhci1pY29u.jpg

693 ms

243766.jpg

243766.jpg

315 ms

364966.jpg

364966.jpg

316 ms

acc-track.js

acc-track.js

845 ms

collect

collect

16 ms

YWJvdXR1czI.jpg

YWJvdXR1czI.jpg

337 ms

MjAyMjA4MTEtdG9wc2lkZVJaMzQtMg.jpg

MjAyMjA4MTEtdG9wc2lkZVJaMzQtMg.jpg

534 ms

js

js

70 ms

MjAxNTEwMTUtdG9wc2lkZVozNC0y.jpg

MjAxNTEwMTUtdG9wc2lkZVozNC0y.jpg

953 ms

MjAxNTEwMTUtdG9wc2lkZVozMw.jpg

MjAxNTEwMTUtdG9wc2lkZVozMw.jpg

222 ms

MjAxNTEwMTWltaWkpcml0KXKobw.jpg

MjAxNTEwMTWltaWkpcml0KXKobw.jpg

864 ms

MjAxNTEwMTUtdG9wc2lkZVozMi0x.jpg

MjAxNTEwMTUtdG9wc2lkZVozMi0x.jpg

803 ms

MjAxNTEwMTUtdG9wc2lkZVozMi0x.jpg

MjAxNTEwMTUtdG9wc2lkZVozMi0x.jpg

803 ms

MjAxNTEwMTUtdG9wc2lkZVozMw.jpg

MjAxNTEwMTUtdG9wc2lkZVozMw.jpg

207 ms

MjAxNTEwMTUtdG9wc2lkZVozNC0y.jpg

MjAxNTEwMTUtdG9wc2lkZVozNC0y.jpg

928 ms

YnVubmVyX2xpbmUwMg.png

YnVubmVyX2xpbmUwMg.png

998 ms

c3RpbGxlbmxvZ28.jpg

c3RpbGxlbmxvZ28.jpg

977 ms

dXByZXZpbWc.jpg

dXByZXZpbWc.jpg

1338 ms

aW1hZ2V6MQ.jpg

aW1hZ2V6MQ.jpg

1072 ms

MjAxNTEwMTUtQ29yZQ.jpg

MjAxNTEwMTUtQ29yZQ.jpg

1221 ms

dG9wLWRvd24tZGF5dG9uYS1sb2dv.jpg

dG9wLWRvd24tZGF5dG9uYS1sb2dv.jpg

1036 ms

aWNvbjI0X2I.png

aWNvbjI0X2I.png

1528 ms

aWNvbjI0X3c.png

aWNvbjI0X3c.png

1552 ms

analytics.js

analytics.js

636 ms

bx_loader.gif

bx_loader.gif

169 ms

li.php

li.php

168 ms

li.php

li.php

898 ms

analytics.js

analytics.js

146 ms

li.php

li.php

168 ms

main.js

main.js

152 ms

li.php

li.php

168 ms

main.js

main.js

433 ms

collect

collect

247 ms

li.php

li.php

177 ms

li.php

li.php

176 ms

all-7c3a71665c28e52d541254a1883fb2f0-1027.js

all-7c3a71665c28e52d541254a1883fb2f0-1027.js

115 ms

Accessibility Review

z33.jp accessibility score

80

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

z33.jp best practices score

83

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

Page has valid source maps

SEO Factors

z33.jp SEO score

85

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    EUC-JP

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Z33.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 Z33.jp main page’s claimed encoding is euc-jp. 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

z33.jp

Open Graph data is detected on the main page of Z 33. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: