13.3 sec in total
2.1 sec
10.9 sec
379 ms
Click here to check amazing Kosokubus content for Japan. Otherwise, check out these important facts you probably never knew about kosokubus.com
高速バス・夜行バスの最安値情報・比較・検索・予約は高速バスドットコム! 全国約160社が運行する3,000便以上から簡単予約。 東京・大阪・名古屋・金沢・福岡など全国の路線情報満載、昼便、トイレ付き、早割等も充実。
Visit kosokubus.comWe analyzed Kosokubus.com page load time and found that the first response time was 2.1 sec and then it took 11.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
kosokubus.com performance score
name
value
score
weighting
Value4.6 s
13/100
10%
Value4.8 s
30/100
25%
Value9.0 s
14/100
10%
Value4,840 ms
0/100
30%
Value0.132
81/100
15%
Value16.9 s
5/100
10%
2100 ms
510 ms
520 ms
585 ms
580 ms
Our browser made a total of 169 requests to load all elements on the main page. We found that 77% of them (130 requests) were addressed to the original Kosokubus.com, 6% (10 requests) were made to Static.xx.fbcdn.net and 3% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (5.2 sec) belongs to the original domain Kosokubus.com.
Page size can be reduced by 990.7 kB (30%)
3.4 MB
2.4 MB
In fact, the total size of Kosokubus.com main page is 3.4 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. 55% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.
Potential reduce by 262.0 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. This page needs HTML code to be minified as it can gain 51.4 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 262.0 kB or 84% of the original size.
Potential reduce by 363.8 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. Obviously, Kosokubus needs image optimization as it can save up to 363.8 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 297.5 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 297.5 kB or 60% of the original size.
Potential reduce by 67.3 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. Kosokubus.com needs all CSS files to be minified and compressed as it can save up to 67.3 kB or 78% of the original size.
Number of requests can be reduced by 57 (35%)
164
107
The browser has sent 164 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kosokubus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
kosokubus.com
2100 ms
version4.css
510 ms
import.css
520 ms
e_import.css
585 ms
footer.css
580 ms
swfobject.js
580 ms
jquery.min.js
1002 ms
AjaxLib.js
838 ms
radioChange.js
880 ms
popup.js
787 ms
index.js
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rttBnrs.css
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rttBnrs.js
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bookmark_button.js
479 ms
default.css
467 ms
common.css
464 ms
top.css
544 ms
second.css
545 ms
h1.css
714 ms
bred_navi.css
716 ms
e_common.css
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e_second.css
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bg_body.png
524 ms
logo.png
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twitter.png
525 ms
fb.png
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gplus.png
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hatena.png
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icon_pointclub.png
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button_login_s.gif
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banner_saidaikyu.png
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button_newuser.png
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search_rebtn.jpg
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button_search.gif
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map.png
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gtm.js
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bullet_bookmark.gif
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get_flash_player.gif
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conversion.js
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s_retargeting.js
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bullet_cart.gif
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visual_alt.jpg
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loading.gif
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widget.js
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analytics.js
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conversion_async.js
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collect
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collect
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photo_bus_kanibus.jpg
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photo_tour_double.jpg
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photho_bus_discountbus.jpg
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likebox.php
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jTuqQ-OPDr6.css
45 ms
n370yiaI2G6.css
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x5F9OMjKyLw.js
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photo_tour_today.jpg
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photo_tour_churaumi.jpg
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hokkaido.jpg
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ga.js
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gallery.xml
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tag
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__utm.gif
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photo_bus8.jpg
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photo_bus4.jpg
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photo_bus_shinki.jpg
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busdp.jpg
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ginnan.jpg
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button_research_add.gif
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visual_flash_fujikyu.jpg
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bgThumb.jpg
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widgets.js
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conversion_async.js
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19 ms
18 ms
18 ms
49 ms
kosokubus.com 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
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
kosokubus.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
kosokubus.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
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 Kosokubus.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 Kosokubus.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.
kosokubus.com
Open Graph data is detected on the main page of Kosokubus. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: