10.7 sec in total
745 ms
9.3 sec
686 ms
Welcome to dolphin-gt.co.jp homepage info - get ready to check Dolphin Gt best content for Japan right away, or after learning these important things about dolphin-gt.co.jp
Visit dolphin-gt.co.jpWe analyzed Dolphin-gt.co.jp page load time and found that the first response time was 745 ms and then it took 10 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
dolphin-gt.co.jp performance score
name
value
score
weighting
Value5.7 s
5/100
10%
Value11.6 s
0/100
25%
Value11.9 s
4/100
10%
Value850 ms
34/100
30%
Value0.094
91/100
15%
Value16.2 s
6/100
10%
745 ms
540 ms
53 ms
451 ms
393 ms
Our browser made a total of 100 requests to load all elements on the main page. We found that 20% of them (20 requests) were addressed to the original Dolphin-gt.co.jp, 77% (77 requests) were made to Image1.shopserve.jp and 1% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (5.1 sec) relates to the external source Image1.shopserve.jp.
Page size can be reduced by 332.5 kB (26%)
1.3 MB
958.8 kB
In fact, the total size of Dolphin-gt.co.jp main page is 1.3 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. 25% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 99.0 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 28.6 kB, which is 25% 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 99.0 kB or 88% of the original size.
Potential reduce by 210.0 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. Obviously, Dolphin Gt needs image optimization as it can save up to 210.0 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 41 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. This website has mostly compressed JavaScripts.
Potential reduce by 23.5 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. Dolphin-gt.co.jp needs all CSS files to be minified and compressed as it can save up to 23.5 kB or 87% of the original size.
We found no issues to fix!
85
85
The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dolphin Gt. According to our analytics all requests are already optimized.
dolphin-gt.co.jp
745 ms
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dolphin-gt.co.jp 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
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Definition list items are not wrapped in <dl> elements
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a valid value for its [lang] attribute.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
dolphin-gt.co.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
dolphin-gt.co.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
JA
N/A
EUC-JP
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dolphin-gt.co.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 Dolphin-gt.co.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.
dolphin-gt.co.jp
Open Graph description is not detected on the main page of Dolphin Gt. 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: