Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

tarzanclub.jp

tarzan|フィットネスクラブターザン - 宮崎県延岡市にある県北最大規模のフィットネスクラブです。プールの水質にとことんこだわっています。豊富なレッスンプログラムでいい汗かきませんか?法人会員も募集中。

Page Load Speed

4.6 sec in total

First Response

777 ms

Resources Loaded

3.7 sec

Page Rendered

141 ms

tarzanclub.jp screenshot

About Website

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

宮崎県延岡市にある県北最大規模のフィットネスクラブです。プールの水質にとことんこだわっています。豊富なレッスンプログラムでいい汗かきませんか?法人会員も募集中。

Visit tarzanclub.jp

Key Findings

We analyzed Tarzanclub.jp page load time and found that the first response time was 777 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

tarzanclub.jp performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.9 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value2.8 s

96/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.9 s

100/100

10%

Network Requests Diagram

tarzanclub.jp

777 ms

all_top.css

339 ms

common.js

345 ms

back.gif

176 ms

header.jpg

729 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that all of those requests were addressed to Tarzanclub.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Tarzanclub.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 7.1 kB (1%)

Content Size

567.5 kB

After Optimization

560.5 kB

In fact, the total size of Tarzanclub.jp main page is 567.5 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 557.7 kB which makes up the majority of the site volume.

HTML Optimization

-64%

Potential reduce by 2.9 kB

  • Original 4.5 kB
  • After minification 4.5 kB
  • After compression 1.6 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 2.9 kB or 64% of the original size.

Image Optimization

-0%

Potential reduce by 257 B

  • Original 557.7 kB
  • After minification 557.4 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. Tarzan Club images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 908 B

  • Original 1.4 kB
  • After minification 1.1 kB
  • After compression 515 B

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 908 B or 64% of the original size.

CSS Optimization

-77%

Potential reduce by 3.0 kB

  • Original 3.9 kB
  • After minification 3.2 kB
  • After compression 907 B

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. Tarzanclub.jp needs all CSS files to be minified and compressed as it can save up to 3.0 kB or 77% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tarzan Club. According to our analytics all requests are already optimized.

Accessibility Review

tarzanclub.jp accessibility score

70

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

tarzanclub.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

tarzanclub.jp SEO score

67

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

    EUC-JP

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tarzanclub.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 Tarzanclub.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

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