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Welcome to tre-navi.jp homepage info - get ready to check Tre Navi best content for Japan right away, or after learning these important things about tre-navi.jp
トレナビアンが集まる場所・トレナビ(トレードナビ)Trade Navi - 「人」ひと「街」まち「商」ビジネスを絆ぐ(つなぐ)全国とれたて情報。全国のトレナビアンが集まる!トレナビ
Visit tre-navi.jpWe analyzed Tre-navi.jp page load time and found that the first response time was 3.7 sec and then it took 15.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
tre-navi.jp performance score
name
value
score
weighting
Value2.0 s
83/100
10%
Value6.1 s
12/100
25%
Value4.8 s
68/100
10%
Value200 ms
90/100
30%
Value0.105
88/100
15%
Value4.9 s
78/100
10%
3687 ms
70 ms
4877 ms
28 ms
395 ms
Our browser made a total of 96 requests to load all elements on the main page. We found that 53% of them (51 requests) were addressed to the original Tre-navi.jp, 13% (12 requests) were made to Static.xx.fbcdn.net and 10% (10 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (6.3 sec) belongs to the original domain Tre-navi.jp.
Page size can be reduced by 316.0 kB (12%)
2.6 MB
2.3 MB
In fact, the total size of Tre-navi.jp main page is 2.6 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. 65% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.
Potential reduce by 39.6 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 39.6 kB or 76% of the original size.
Potential reduce by 89.2 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. Tre Navi images are well optimized though.
Potential reduce by 50.4 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 50.4 kB or 39% of the original size.
Potential reduce by 136.8 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. Tre-navi.jp needs all CSS files to be minified and compressed as it can save up to 136.8 kB or 89% of the original size.
Number of requests can be reduced by 29 (31%)
93
64
The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tre Navi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
tre-navi.jp
3687 ms
jquery.min.js
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maintop02.css
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jquery.min.js
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sample.css
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tre-navi.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
Image elements do not have [alt] attributes
Links do not have a discernible name
tre-navi.jp 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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
tre-navi.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 doesn't use 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 Tre-navi.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 Tre-navi.jp 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.
tre-navi.jp
Open Graph data is detected on the main page of Tre Navi. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: