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oceana.ne.jp: ダイビングと海の総合サイト・オーシャナ

スキューバダイビングと海の総合サイト。ダイビングの始め方、体験ダイビングとシュノーケリングの他、ニュース、ダイビングツアー、ダイビングショップ&スポット検索、水中写真&水中動画、ダイビング器材&水中カメラ・ビデオのインターネット通販など。

Page load speed analysis

  • 59/100

    Normal result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    385 ms

  • Resources loaded

    8.4 sec

  • Page rendered

    494 ms

  • Total page load time

    9.3 sec

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

We analyzed Oceana.ne.jp page load time and found that the first response time was 385 ms and then it took 8.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Page optimization

  • HTML 82.2 kB
    Images 3.0 MB
    Javascripts 381.5 kB
    CSS 134.2 kB

    In fact, the total size of Oceana.ne.jp main page is 3.6 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.0 MB which makes up the majority of the site volume.

    • Original 82.2 kB
    • After minification 75.2 kB
    • After compression 16.9 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. 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 65.3 kB or 79% of the original size.

    • Original 3.0 MB
    • After optimization 2.9 MB

    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. Oceana images are well optimized though.

    • Original 381.5 kB
    • After minification 343.1 kB
    • After compression 114.7 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 266.8 kB or 70% of the original size.

    • Original 134.2 kB
    • After minification 114.5 kB
    • After compression 26.3 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. Oceana.ne.jp needs all CSS files to be minified and compressed as it can save up to 107.8 kB or 80% of the original size.

Network requests diagram

  • oceana.ne.jp
  • oceana.ne.jp
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  • siteid-mobile.png
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  • js
  • v3
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  • jot
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  • lRyN50VcaFW.js
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Our browser made a total of 197 requests to load all elements on the main page. We found that 59% of them (117 requests) were addressed to the original Oceana.ne.jp, 11% (21 requests) were made to Pbs.twimg.com and 8% (16 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Oceana.ne.jp.

Additional info on oceana.ne.jp

Requests

The browser has sent 191 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oceana. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

42

Javascripts

124

Images

21

CSS

4

AJAX

191

All

Possible request optimization

1

Javascripts

101

Images

1

CSS

4

AJAX

84

Optimized

107

All

Normal result

Redirects

As for redirects, our browser was forwarded to https://oceana.ne.jp/ before it reached this domain.

IP address

Oceana.ne.jp uses IP address which is currently shared with 1 other domain. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Normal result

IP Trace

oceana.ne.jp

search.oceana.ne.jp

219.94.238.191

DNS records

Type Host Target/ip TTL Other
A

oceana.ne.jp

219.94.238.191 7200
NS

oceana.ne.jp

ns2.dzndns.com 7200
NS

oceana.ne.jp

ns3.dzndns.com 7200
NS

oceana.ne.jp

ns4.dzndns.com 7200
NS

oceana.ne.jp

ns1.dzndns.com 7200

Language and encoding

Good result

Language

JA ja language flag

Detected

JA ja language flag

Claimed

Encoding

UTF-8

Claimed

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

HTTPS certificate

SSL Certificate

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

Poor result

Visitor World Map

Country of origin for 100% of all visits is Japan. It’s good for Oceana.ne.jp 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 Oceana. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

oceana.ne.jp

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