10.2 sec in total
358 ms
7.7 sec
2.2 sec
Welcome to jyukunavi.jp homepage info - get ready to check Jyukunavi best content for Japan right away, or after learning these important things about jyukunavi.jp
塾ナビでは全国の小学生、中学生、高校生の塾(学習塾)、予備校を網羅。口コミ(評判)、料金(授業料・月謝)、塾のランキングなど情報も満載なのでぴったりな塾(学習塾)、予備校が簡単に見つかります。今なら入塾祝いとして最大10万円ギフト券進呈中!
Visit jyukunavi.jpWe analyzed Jyukunavi.jp page load time and found that the first response time was 358 ms and then it took 9.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
jyukunavi.jp performance score
name
value
score
weighting
Value5.6 s
5/100
10%
Value10.2 s
0/100
25%
Value11.4 s
5/100
10%
Value2,280 ms
5/100
30%
Value0
100/100
15%
Value15.5 s
7/100
10%
358 ms
1726 ms
176 ms
296 ms
310 ms
Our browser made a total of 116 requests to load all elements on the main page. We found that 84% of them (98 requests) were addressed to the original Jyukunavi.jp, 3% (3 requests) were made to Google-analytics.com and 2% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Jyukunavi.jp.
Page size can be reduced by 449.9 kB (55%)
823.8 kB
373.9 kB
In fact, the total size of Jyukunavi.jp main page is 823.8 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. 60% of websites need less resources to load. Javascripts take 413.8 kB which makes up the majority of the site volume.
Potential reduce by 54.2 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 54.2 kB or 79% of the original size.
Potential reduce by 65.6 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, Jyukunavi needs image optimization as it can save up to 65.6 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 276.6 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 276.6 kB or 67% of the original size.
Potential reduce by 53.5 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. Jyukunavi.jp needs all CSS files to be minified and compressed as it can save up to 53.5 kB or 84% of the original size.
Number of requests can be reduced by 39 (36%)
109
70
The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jyukunavi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and as a result speed up the page load time.
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jyukunavi.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
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.
jyukunavi.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
jyukunavi.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Jyukunavi.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 Jyukunavi.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.
{{og_description}}
jyukunavi.jp
Open Graph description is not detected on the main page of Jyukunavi. 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: