5.6 sec in total
745 ms
4.7 sec
139 ms
Welcome to ksa-ikebukuro.com homepage info - get ready to check Ksa Ikebukuro best content right away, or after learning these important things about ksa-ikebukuro.com
2002年設立の国際アカデミー日本語学院は、東京の中心の一つ、池袋駅から徒歩9分の閑静な場所に位置し、明るく快適な設備と学習環境、経験豊富な講師を備えた学校です。
Visit ksa-ikebukuro.comWe analyzed Ksa-ikebukuro.com page load time and found that the first response time was 745 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
ksa-ikebukuro.com performance score
name
value
score
weighting
Value1.4 s
97/100
10%
Value6.0 s
13/100
25%
Value4.4 s
74/100
10%
Value10 ms
100/100
30%
Value0
100/100
15%
Value1.4 s
100/100
10%
745 ms
332 ms
704 ms
361 ms
364 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that all of those requests were addressed to Ksa-ikebukuro.com and no external sources were called. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Ksa-ikebukuro.com.
Page size can be reduced by 49.9 kB (24%)
203.7 kB
153.8 kB
In fact, the total size of Ksa-ikebukuro.com main page is 203.7 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. Only 10% of websites need less resources to load. Images take 144.6 kB which makes up the majority of the site volume.
Potential reduce by 6.2 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 6.2 kB or 72% of the original size.
Potential reduce by 702 B
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. Ksa Ikebukuro images are well optimized though.
Potential reduce by 676 B
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 676 B or 66% of the original size.
Potential reduce by 42.3 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. Ksa-ikebukuro.com needs all CSS files to be minified and compressed as it can save up to 42.3 kB or 86% of the original size.
Number of requests can be reduced by 25 (44%)
57
32
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ksa Ikebukuro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for CSS and as a result speed up the page load time.
ksa-ikebukuro.com
745 ms
common.css
332 ms
0131pages.css
704 ms
rollover.js
361 ms
index_old.php
364 ms
image_logo.gif
170 ms
btn_lang_jpn_on.gif
322 ms
btn_lang_eng.gif
332 ms
btn_lang_vi.gif
335 ms
btn_lang_chi.gif
354 ms
btn_lang_kor.gif
367 ms
btn_contact.gif
515 ms
main_visual.jpg
1475 ms
btn_gnavi_01_on.gif
652 ms
btn_gnavi_02.gif
694 ms
btn_gnavi_03.gif
700 ms
btn_gnavi_04.gif
758 ms
btn_gnavi_05.gif
890 ms
btn_gnavi_06.gif
1026 ms
btn_gnavi_07.gif
1061 ms
title_whatsnew.gif
1082 ms
btn_detail.gif
1121 ms
title_about_school.gif
1263 ms
stitle_about_01.gif
1361 ms
image_top_01.jpg
1382 ms
btn_detail_02.gif
1479 ms
stitle_about_02.gif
1481 ms
image_top_02.jpg
1614 ms
stitle_about_03.gif
1681 ms
image_top_03.jpg
1882 ms
title_guidelines.gif
1801 ms
stitle_guideline_01.gif
1800 ms
btn_detail_03.gif
1809 ms
stitle_guideline_02.gif
1958 ms
image_copyright.jpg
2590 ms
inline.php
556 ms
bg_header.gif
2109 ms
bg_whatsnew_bottom.gif
2119 ms
bg_about_box.gif
2132 ms
bg_guideline_box.gif
2215 ms
line_page_top.gif
2288 ms
icon_page_top.gif
2440 ms
bg_footer.gif
2319 ms
common.css
322 ms
pages.css
646 ms
rollover.js
369 ms
icon_whatsnew.gif
366 ms
print.css
385 ms
print.css
167 ms
btn_lang_eng_on.gif
175 ms
btn_lang_vi_on.gif
321 ms
btn_lang_chi_on.gif
344 ms
btn_lang_kor_on.gif
345 ms
btn_gnavi_02_on.gif
346 ms
btn_gnavi_03_on.gif
368 ms
btn_gnavi_04_on.gif
511 ms
btn_gnavi_05_on.gif
670 ms
btn_gnavi_06_on.gif
665 ms
btn_gnavi_07_on.gif
675 ms
ksa-ikebukuro.com 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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
ksa-ikebukuro.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
ksa-ikebukuro.com SEO score
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
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ksa-ikebukuro.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 Ksa-ikebukuro.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.
ksa-ikebukuro.com
Open Graph description is not detected on the main page of Ksa Ikebukuro. 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: