8.7 sec in total
562 ms
8 sec
184 ms
Click here to check amazing Store Alc content for Japan. Otherwise, check out these important facts you probably never knew about store.alc.co.jp
英語・語学書総合出版社、株式会社アルクのオンラインショップ。約40種の通信講座をはじめ、英会話、TOEIC対策、資格取得など、大人から子供まで、あなたの英語学習をサポートする教材をご提供いたします!
Visit store.alc.co.jpWe analyzed Store.alc.co.jp page load time and found that the first response time was 562 ms and then it took 8.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
store.alc.co.jp performance score
name
value
score
weighting
Value3.5 s
36/100
10%
Value12.3 s
0/100
25%
Value6.8 s
35/100
10%
Value1,800 ms
10/100
30%
Value0.402
25/100
15%
Value14.0 s
10/100
10%
562 ms
1058 ms
323 ms
1472 ms
1878 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 88% of them (59 requests) were addressed to the original Store.alc.co.jp, 3% (2 requests) were made to Seal.globalsign.com and 3% (2 requests) were made to Ssif1.globalsign.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Store.alc.co.jp.
Page size can be reduced by 1.5 MB (75%)
2.0 MB
496.6 kB
In fact, the total size of Store.alc.co.jp main page is 2.0 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. 45% of websites need less resources to load. Javascripts take 970.7 kB which makes up the majority of the site volume.
Potential reduce by 62.0 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 25.1 kB, which is 35% 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 62.0 kB or 86% of the original size.
Potential reduce by 95.3 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, Store Alc needs image optimization as it can save up to 95.3 kB or 34% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 730.3 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 730.3 kB or 75% of the original size.
Potential reduce by 617.5 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. Store.alc.co.jp needs all CSS files to be minified and compressed as it can save up to 617.5 kB or 91% of the original size.
Number of requests can be reduced by 39 (60%)
65
26
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Store Alc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
store.alc.co.jp
562 ms
ec
1058 ms
common1_1ja_JP.css
323 ms
dojo.js
1472 ms
dojodesktop.js
1878 ms
MessageHelper.js
630 ms
StoreCommonUtilities.js
799 ms
Search.js
797 ms
CommonContextsDeclarations.js
706 ms
CommonControllersDeclaration.js
948 ms
ShoppingList.js
882 ms
ShoppingListServicesDeclaration.js
956 ms
ShoppingActionsServicesDeclaration.js
957 ms
ShoppingActions.js
1235 ms
MiniShopCartDisplay.js
1107 ms
Department.js
1116 ms
QuickInfo.js
1116 ms
common1_1.css
1758 ms
gmogs_image_100-50_ja.js
7 ms
ribbon.css
180 ms
legacy1_1.css
351 ms
CMC.css
162 ms
Configurator.css
166 ms
print.css
895 ms
transparent.gif
823 ms
loading.gif
820 ms
error_icon.png
822 ms
success_icon.png
820 ms
close_normal.png
821 ms
warning_icon.png
822 ms
alc_header_bg_01.png
818 ms
logo.png
818 ms
nav_05.gif
819 ms
nav_03.gif
818 ms
nav_04.gif
819 ms
nav_02.gif
819 ms
nav_07.gif
819 ms
nav_06.gif
820 ms
alc_header_bg_02.png
820 ms
minishopcart_carticon.png
820 ms
minishopcart_arrow.png
821 ms
alc_header_bg_03.png
807 ms
search_left_border.png
788 ms
search_tile_bg.png
787 ms
search_drop_arrow.png
789 ms
search_submit.png
788 ms
search_right_border.png
789 ms
gs_noscript_100-50_ja.gif
767 ms
alc_mainvisual_01.jpg
1098 ms
alc_footer_nav.png
820 ms
alc_footer_logo.png
917 ms
alc_footer_icon_01.png
916 ms
alc_footer_icon_02.png
915 ms
gtm.js
755 ms
siteSeal.do
764 ms
blank.gif
214 ms
border_left.png
221 ms
border_right.png
310 ms
departments_left_border_sprite.png
311 ms
departments_tile_bg_sprite.png
312 ms
departments_arrow.png
385 ms
departments_right_border_sprite.png
395 ms
scroll_nav_sprite.gif
468 ms
analytics.js
7 ms
siteSealImage.do
184 ms
collect
32 ms
collect
60 ms
store.alc.co.jp accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
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
store.alc.co.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
Missing source maps for large first-party JavaScript
store.alc.co.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 uses legible font sizes
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Store.alc.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 Store.alc.co.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.
store.alc.co.jp
Open Graph description is not detected on the main page of Store Alc. 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: