5.2 sec in total
1.2 sec
3.7 sec
279 ms
Welcome to nagaidenshi.co.jp homepage info - get ready to check Nagaidenshi best content for Japan right away, or after learning these important things about nagaidenshi.co.jp
永井電子機器株式会社
Visit nagaidenshi.co.jpWe analyzed Nagaidenshi.co.jp page load time and found that the first response time was 1.2 sec and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
nagaidenshi.co.jp performance score
name
value
score
weighting
Value3.2 s
44/100
10%
Value3.8 s
55/100
25%
Value4.6 s
70/100
10%
Value290 ms
80/100
30%
Value0
100/100
15%
Value3.8 s
89/100
10%
1170 ms
739 ms
747 ms
387 ms
1145 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 65% of them (52 requests) were addressed to the original Nagaidenshi.co.jp, 25% (20 requests) were made to Static.xx.fbcdn.net and 6% (5 requests) were made to External.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Nagaidenshi.co.jp.
Page size can be reduced by 77.1 kB (27%)
287.4 kB
210.3 kB
In fact, the total size of Nagaidenshi.co.jp main page is 287.4 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. 50% of websites need less resources to load. Images take 193.5 kB which makes up the majority of the site volume.
Potential reduce by 22.4 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 22.4 kB or 77% of the original size.
Potential reduce by 421 B
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. Nagaidenshi images are well optimized though.
Potential reduce by 33.6 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 33.6 kB or 84% of the original size.
Potential reduce by 20.7 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. Nagaidenshi.co.jp needs all CSS files to be minified and compressed as it can save up to 20.7 kB or 83% of the original size.
Number of requests can be reduced by 35 (44%)
79
44
The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nagaidenshi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
nagaidenshi.co.jp
1170 ms
nnstyle.css
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style.css
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lytebox.css
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lytebox.js
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head.js
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head_corner01.gif
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rogo_nagai.gif
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PRODUCT.gif
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PABLICITY.gif
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facebook.gif
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enginesound.jpg
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title_topics.gif
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likebox.php
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pdf.gif
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HOME_f2.gif
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nagaidenshi.co.jp 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.
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
<frame> or <iframe> elements do not have a title
nagaidenshi.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
Serves images with low resolution
nagaidenshi.co.jp 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
JA
JA
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nagaidenshi.co.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 Nagaidenshi.co.jp main page’s claimed encoding is shift_jis. 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.
nagaidenshi.co.jp
Open Graph description is not detected on the main page of Nagaidenshi. 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: