8.9 sec in total
512 ms
8.1 sec
208 ms
Click here to check amazing Okinawa D S content for Japan. Otherwise, check out these important facts you probably never knew about okinawa-d-s.com
沖縄本島や慶良間でダイビングするなら潜水屋で!講習からファンダイブまで安全潜水を第一に考え、1本入魂を心に、少人数制で皆さまに楽しんでもらえるように潜らせて頂きます。
Visit okinawa-d-s.comWe analyzed Okinawa-d-s.com page load time and found that the first response time was 512 ms and then it took 8.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
okinawa-d-s.com performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value6.2 s
11/100
25%
Value8.9 s
15/100
10%
Value30 ms
100/100
30%
Value0.138
79/100
15%
Value8.2 s
41/100
10%
512 ms
543 ms
314 ms
316 ms
320 ms
Our browser made a total of 61 requests to load all elements on the main page. We found that 69% of them (42 requests) were addressed to the original Okinawa-d-s.com, 16% (10 requests) were made to Static.xx.fbcdn.net and 10% (6 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (6.7 sec) belongs to the original domain Okinawa-d-s.com.
Page size can be reduced by 166.3 kB (7%)
2.2 MB
2.1 MB
In fact, the total size of Okinawa-d-s.com 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. 40% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 13.2 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 4.1 kB, which is 23% 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 13.2 kB or 75% of the original size.
Potential reduce by 20.9 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. Okinawa D S images are well optimized though.
Potential reduce by 108.1 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 108.1 kB or 64% of the original size.
Potential reduce by 24.2 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. Okinawa-d-s.com needs all CSS files to be minified and compressed as it can save up to 24.2 kB or 79% of the original size.
Number of requests can be reduced by 14 (24%)
59
45
The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Okinawa D S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
okinawa-d-s.com
512 ms
www.okinawa-d-s.com
543 ms
base.css
314 ms
layout.css
316 ms
flexslider.css
320 ms
jquery.js
2316 ms
jquery.page-scroller.js
389 ms
base.js
388 ms
jquery.flexslider-min.js
2310 ms
analytics.js
66 ms
logo.png
1980 ms
img_hd_tel.png
1981 ms
btn_hd_reserve.png
1981 ms
img_hd_padi.png
1994 ms
img_top201410.jpg
3658 ms
img_201312_2.jpg
3400 ms
img_top201403.jpg
3247 ms
img_top201601_1.jpg
3670 ms
img_top2.jpg
3081 ms
img_top201601_2.jpg
3007 ms
img_top5.jpg
4164 ms
img_top_service1.jpg
3789 ms
img_top_service2.jpg
3865 ms
img_top_service3.jpg
4065 ms
bg_parts1.jpg
5240 ms
bg_dot.png
3984 ms
160205%20hanadai.JPG
4668 ms
160107.JPG
4681 ms
160107.jpg
4635 ms
160312.jpg
4744 ms
160309%20ow1.jpg
4824 ms
16030212koe.jpg
5336 ms
160319%20irobudai.jpg
5613 ms
160318%E3%80%80%E7%9C%9F%E6%A0%84%E7%94%B0.JPG
5350 ms
1603163.JPG
5378 ms
btn_reserve.png
5181 ms
btn_contact.png
5536 ms
img_side_credit.png
5557 ms
btn_twitter.png
5674 ms
btn_mixi.png
5684 ms
btn_fc2.png
5735 ms
btn_ameba.png
5823 ms
bg_footer.jpg
6685 ms
collect
12 ms
likebox.php
195 ms
kyEKgjk51ZE.css
38 ms
xgj7bXhJNEH.css
43 ms
q68gy-v_YMF.js
40 ms
FJmpeSpHpjS.js
63 ms
0wM5s1Khldu.js
40 ms
1bNoFZUdlYZ.js
70 ms
295656_307783819347936_1091238103_n.jpg
1689 ms
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47 ms
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47 ms
22504_1658237497729631_3485402737629032139_n.jpg
48 ms
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49 ms
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46 ms
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35 ms
s7jcwEQH7Sx.png
41 ms
I6-MnjEovm5.js
3 ms
pQrUxxo5oQp.js
4 ms
okinawa-d-s.com accessibility score
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
Buttons do not have an accessible name
okinawa-d-s.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
okinawa-d-s.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
Tap targets are not sized appropriately
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Okinawa-d-s.com 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 Okinawa-d-s.com 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.
okinawa-d-s.com
Open Graph description is not detected on the main page of Okinawa D S. 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: