7.5 sec in total
512 ms
5.8 sec
1.2 sec
Click here to check amazing Guitarschool content for Japan. Otherwise, check out these important facts you probably never knew about guitarschool.jp
ギター教室がリーズナブルな料金で!ソウルアロー株式会社が運営するギター教室は、東京は渋谷や新宿や池袋をはじめ、大阪から名古屋、横浜から埼玉や千葉、さらに京都や仙台、札幌、福岡へと全国に展開。初心者から上級者まで個々に合わせたギターレッスンです。
Visit guitarschool.jpWe analyzed Guitarschool.jp page load time and found that the first response time was 512 ms and then it took 7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
guitarschool.jp performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value5.8 s
15/100
25%
Value9.8 s
10/100
10%
Value40 ms
100/100
30%
Value0.118
85/100
15%
Value4.5 s
82/100
10%
512 ms
626 ms
323 ms
333 ms
665 ms
Our browser made a total of 87 requests to load all elements on the main page. We found that 30% of them (26 requests) were addressed to the original Guitarschool.jp, 32% (28 requests) were made to Soularrow.net and 23% (20 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (3.9 sec) relates to the external source Soularrow.net.
Page size can be reduced by 1.3 MB (18%)
7.1 MB
5.8 MB
In fact, the total size of Guitarschool.jp main page is 7.1 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 6.9 MB which makes up the majority of the site volume.
Potential reduce by 25.6 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 25.6 kB or 74% of the original size.
Potential reduce by 1.1 MB
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, Guitarschool needs image optimization as it can save up to 1.1 MB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 107.7 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 107.7 kB or 57% of the original size.
Potential reduce by 28.5 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. Guitarschool.jp needs all CSS files to be minified and compressed as it can save up to 28.5 kB or 85% of the original size.
Number of requests can be reduced by 21 (25%)
83
62
The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Guitarschool. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
guitarschool.jp
512 ms
www.guitarschool.jp
626 ms
common.css
323 ms
swfobject.js
333 ms
jquery-2.0.2.min.js
665 ms
jquery.flexslider-min.js
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flexslider.css
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conversion.js
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guitarschool.jp accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
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
guitarschool.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
General
Impact
Issue
Detected JavaScript libraries
guitarschool.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
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Guitarschool.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 Guitarschool.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.
guitarschool.jp
Open Graph description is not detected on the main page of Guitarschool. 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: