22.7 sec in total
1.2 sec
16 sec
5.4 sec
Click here to check amazing F Kozai content. Otherwise, check out these important facts you probably never knew about f-kozai.com
Visit f-kozai.comWe analyzed F-kozai.com page load time and found that the first response time was 1.2 sec and then it took 21.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
f-kozai.com performance score
name
value
score
weighting
Value4.9 s
11/100
10%
Value10.3 s
0/100
25%
Value9.1 s
14/100
10%
Value100 ms
98/100
30%
Value0.229
54/100
15%
Value7.5 s
47/100
10%
1222 ms
330 ms
668 ms
350 ms
371 ms
Our browser made a total of 451 requests to load all elements on the main page. We found that all of those requests were addressed to F-kozai.com and no external sources were called. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain F-kozai.com.
Page size can be reduced by 21.9 kB (78%)
28.0 kB
6.1 kB
In fact, the total size of F-kozai.com main page is 28.0 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. 45% of websites need less resources to load. HTML takes 16.6 kB which makes up the majority of the site volume.
Potential reduce by 12.4 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 12.4 kB or 75% of the original size.
Potential reduce by 9.5 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. F-kozai.com needs all CSS files to be minified and compressed as it can save up to 9.5 kB or 83% of the original size.
Number of requests can be reduced by 5 (7%)
74
69
The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of F Kozai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
f-kozai.com
1222 ms
home.css
330 ms
common.css
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logo_main.gif
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inquiry.gif
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info.gif
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policy.gif
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main_image.jpg
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news.php
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f-kozai.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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 [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
Image elements do not have [alt] attributes
Links do not have a discernible name
f-kozai.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
f-kozai.com 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
Tap targets are not sized appropriately
JA
N/A
EUC-JP
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise F-kozai.com 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 F-kozai.com 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.
f-kozai.com
Open Graph description is not detected on the main page of F Kozai. 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: