Analyze 電力自由化ライフ


Page load speed analysis

  • 62/100

    Normal result
  • 8

    Successful tests
  • 0

    Failed test
  • First response

    2.7 sec

  • Resources loaded

    4.6 sec

  • Page rendered

    174 ms

  • Total page load time

    7.5 sec

Welcome to homepage info - get ready to check Denryoku Jiyuka best content for Japan right away, or after learning these important things about

We analyzed page load time and found that the first response time was 2.7 sec and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Page optimization

  • HTML 42.5 kB
    Images 123.9 kB
    Javascripts 205.8 kB
    CSS 171.7 kB

    In fact, the total size of main page is 543.9 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. Javascripts take 205.8 kB which makes up the majority of the site volume.

    • Original 42.5 kB
    • After minification 30.2 kB
    • After compression 7.6 kB

    HTML optimization

    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 12.3 kB, which is 29% 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 34.9 kB or 82% of the original size.

    • Original 123.9 kB
    • After optimization 119.3 kB

    Image optimization

    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. Denryoku Jiyuka images are well optimized though.

    • Original 205.8 kB
    • After minification 202.4 kB
    • After compression 67.5 kB

    JavaScript optimization

    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 138.3 kB or 67% of the original size.

    • Original 171.7 kB
    • After minification 171.0 kB
    • After compression 31.3 kB

    CSS optimization

    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. needs all CSS files to be minified and compressed as it can save up to 140.4 kB or 82% of the original size.

Network requests diagram

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  • analytics.js
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Our browser made a total of 33 requests to load all elements on the main page. We found that 88% of them (29 requests) were addressed to the original, 6% (2 requests) were made to and 3% (1 request) were made to The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain

Additional info on


The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Denryoku Jiyuka. According to our analytics all requests are already optimized.









Possible request optimization











Normal result

IP address

This IP address is dedicated to This is the best domain hosting practice .

Normal result

IP Trace

DNS records

Type Host Target/ip TTL Other
A 299
NS 1200
NS 1200
NS 1200

2560 Mname:
Serial: 1596501780
Refresh: 16384
Retry: 2048
Expire: 1048576
Minimum-ttl: 2560

Language and encoding

Good result


JA ja language flag


JA ja language flag





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

HTTPS certificate

SSL Certificate has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 98% of all visits is Japan. It’s good for that their server is also located in Japan, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Good result

Social Sharing Optimization

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

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