6.6 sec in total
864 ms
5.5 sec
268 ms
Click here to check amazing Denryo content for Japan. Otherwise, check out these important facts you probably never knew about denryo.com
電菱は独立型電源システム構成機器のパイオニアです。長年の実績と経験をもとに、お客様のニーズに応える最適なシステムをご提案します。
Visit denryo.comWe analyzed Denryo.com page load time and found that the first response time was 864 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
denryo.com performance score
name
value
score
weighting
Value4.2 s
19/100
10%
Value7.4 s
4/100
25%
Value10.7 s
7/100
10%
Value520 ms
56/100
30%
Value0.33
34/100
15%
Value9.5 s
30/100
10%
864 ms
493 ms
30 ms
352 ms
352 ms
Our browser made a total of 128 requests to load all elements on the main page. We found that 92% of them (118 requests) were addressed to the original Denryo.com, 3% (4 requests) were made to Google.com and 1% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Denryo.com.
Page size can be reduced by 281.6 kB (4%)
7.9 MB
7.7 MB
In fact, the total size of Denryo.com main page is 7.9 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. 70% of websites need less resources to load. Images take 7.6 MB which makes up the majority of the site volume.
Potential reduce by 46.5 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 46.5 kB or 84% of the original size.
Potential reduce by 42.8 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. Denryo images are well optimized though.
Potential reduce by 161.9 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 161.9 kB or 61% of the original size.
Potential reduce by 30.4 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. Denryo.com needs all CSS files to be minified and compressed as it can save up to 30.4 kB or 83% of the original size.
Number of requests can be reduced by 13 (10%)
124
111
The browser has sent 124 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Denryo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
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denryo.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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
denryo.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
Browser errors were logged to the console
denryo.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
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Denryo.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 Denryo.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.
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denryo.com
Open Graph data is detected on the main page of Denryo. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: