Tools & Wizards About Us
star5.jp screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

star5.jp

モーターレーシングストア Star5（スターファイブ）

Page Load Speed

1.7 sec in total

First Response

572 ms

Resources Loaded

1.1 sec

Page Rendered

98 ms

star5.jp screenshot

About Website

Click here to check amazing Star5 content. Otherwise, check out these important facts you probably never knew about star5.jp

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Visit star5.jp

Key Findings

We analyzed Star5.jp page load time and found that the first response time was 572 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

star5.jp performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.6 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

100/100

25%

SI (Speed Index)

Value1.4 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.075

95/100

15%

TTI (Time to Interactive)

Value0.6 s

100/100

10%

Network Requests Diagram

star5.jp

572 ms

star5-sitetop.jpg

491 ms

star5-sitetop-yahoo2.jpg

340 ms

star5-sitetop-rakuten.jpg

335 ms

star5-sitetop-amzon.jpg

345 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that all of those requests were addressed to Star5.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (572 ms) belongs to the original domain Star5.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 933 B (1%)

Content Size

76.0 kB

After Optimization

75.0 kB

  • HTML
  • Images

In fact, the total size of Star5.jp main page is 76.0 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 74.5 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 933 B

  • Original 1.4 kB
  • After minification 1.4 kB
  • After compression 504 B

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 933 B or 65% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 74.5 kB
  • After minification 74.5 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. Star5 images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

  • Images

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Star5. According to our analytics all requests are already optimized.

Network Requests Diagram

star5.jp

star5.jp

572 ms

star5-sitetop.jpg

star5-sitetop.jpg

491 ms

star5-sitetop-yahoo2.jpg

star5-sitetop-yahoo2.jpg

340 ms

star5-sitetop-rakuten.jpg

star5-sitetop-rakuten.jpg

335 ms

star5-sitetop-amzon.jpg

star5-sitetop-amzon.jpg

345 ms

Accessibility Review

star5.jp accessibility score

66

Accessibility Issues

Internationalization and localization

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

Impact

Issue

High

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

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

Best Practices

star5.jp best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

star5.jp SEO score

58

Search Engine Optimization Advices

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

    N/A

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Star5.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Star5.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

star5.jp

Open Graph description is not detected on the main page of Star5. 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: