8.7 sec in total
721 ms
7.3 sec
636 ms
Welcome to isa-school.net homepage info - get ready to check Isa School best content for Japan right away, or after learning these important things about isa-school.net
パソコン/オンライン授業を個別指導のパソコンスクール/パソコン教室ISAオンラインパソコンスクール、個別指導のパソコン教室ISA。自宅でも、スクールへ通学でもパソコンスキルアップを徹底サポート。全国11教室どこも駅から5分以内で通学に便利。まずは資料請求・無料体験から
Visit isa-school.netWe analyzed Isa-school.net page load time and found that the first response time was 721 ms and then it took 7.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
isa-school.net performance score
name
value
score
weighting
Value2.3 s
73/100
10%
Value6.9 s
6/100
25%
Value4.7 s
69/100
10%
Value1,680 ms
11/100
30%
Value0.277
44/100
15%
Value7.6 s
47/100
10%
721 ms
1440 ms
838 ms
695 ms
357 ms
Our browser made a total of 127 requests to load all elements on the main page. We found that 82% of them (104 requests) were addressed to the original Isa-school.net, 6% (7 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Isa-school.net.
Page size can be reduced by 179.0 kB (12%)
1.5 MB
1.3 MB
In fact, the total size of Isa-school.net main page is 1.5 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 46.7 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 6.9 kB, which is 11% 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 46.7 kB or 73% of the original size.
Potential reduce by 55.4 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. Isa School images are well optimized though.
Potential reduce by 28.2 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 28.2 kB or 25% of the original size.
Potential reduce by 48.6 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. Isa-school.net needs all CSS files to be minified and compressed as it can save up to 48.6 kB or 81% of the original size.
Number of requests can be reduced by 26 (24%)
108
82
The browser has sent 108 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Isa School. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.
isa-school.net
721 ms
www.isa-school.net
1440 ms
common.css
838 ms
top.css
695 ms
gurchin.js
357 ms
ga.js
30 ms
__utm.gif
12 ms
isa_logo.jpg
367 ms
head_btn_free_lesson.jpg
554 ms
head_btn_request.jpg
1547 ms
head_btn_pamphleta.jpg
552 ms
head_btn_school_list.jpg
557 ms
mainimage.jpg
1572 ms
mainimage1.jpg
953 ms
mainimage2.jpg
952 ms
mainimage3.jpg
3369 ms
mainimage4.jpg
829 ms
mainimage5.jpg
1276 ms
support_img.jpg
1054 ms
support_program_btn.jpg
1053 ms
support_result.jpg
1116 ms
support_story.jpg
1129 ms
support_seminar.jpg
1300 ms
support_success.png
1468 ms
adobe.jpg
1243 ms
adobe_package.jpg
1363 ms
adobe_schiool_partner.jpg
1418 ms
microsoft.jpg
1516 ms
ms_party_img.jpg
1665 ms
side_nav_title.jpg
1491 ms
side_school_title.jpg
1510 ms
side_support_title.png
1606 ms
bnr_campaign_ms_2015.jpg
1696 ms
bnr_progrum_support.png
1702 ms
bnr_hitodukuri.png
1703 ms
bnr_gakusei.png
1783 ms
bnr_adobe.png
1825 ms
bnr_adobe_cc.png
1859 ms
bnr_compe.png
2054 ms
bnr_scjool_emp.png
1881 ms
bn_isaxtech_lp90.png
1967 ms
bnr_side_orico.png
1891 ms
notosansjapanese.css
25 ms
twitter.png
1883 ms
jquery.min.js
128 ms
conversion.js
123 ms
s_retargeting.js
707 ms
jquery.hightline.js
1888 ms
sdk.js
148 ms
ticker.js
1875 ms
NotoSansJP-Regular.woff
142 ms
NotoSansJP-Medium.woff
275 ms
NotoSansJP-DemiLight.woff
402 ms
NotoSansJP-Light.woff
405 ms
NotoSansJP-Thin.woff
403 ms
NotoSansJP-Bold.woff
403 ms
NotoSansJP-Black.woff
399 ms
jquery.bxslider.min.js
1890 ms
jTabs.js
1911 ms
widgets.js
13 ms
328 ms
xd_arbiter.php
320 ms
xd_arbiter.php
503 ms
top.config.js
1561 ms
google.png
1543 ms
facebook.png
1651 ms
hatena.png
1486 ms
line.png
1498 ms
school_select_img.jpg
1811 ms
footer_contact_tel.jpg
1488 ms
footer_fb_btn.png
1587 ms
footer_tw_btn.png
1963 ms
footer_logo.jpg
2249 ms
bnr_isa_news.png
1546 ms
bnr_isa_overveiw.png
1564 ms
bnr_Job_offer.png
1801 ms
bnr_corp_lesson.png
1701 ms
bnr_isa_recruit.png
1668 ms
bnr_ms_partner.png
1731 ms
bnr_prometric.png
1760 ms
bnr_lpi.png
1930 ms
bnr_vba.png
1697 ms
bnr_oracle.png
1633 ms
bg_ticker.png
1715 ms
global_btn_bg.png
1736 ms
head_contact_bg.jpg
1760 ms
select_title_bg.png
1678 ms
select_btn_bg2.jpg
2301 ms
list_bg_tit01.jpg
1750 ms
list_ico_tit.png
1720 ms
list_bg_tit02.jpg
1652 ms
list_bg_slct.jpg
2484 ms
list_ico_slct.png
1603 ms
top_img_bg.jpg
2045 ms
top_contents_title_bg.png
1718 ms
top_tab_bg.png
1631 ms
result_ic.jpg
1616 ms
side_nav_bg.jpg
1765 ms
side_school_ic.png
1736 ms
50 ms
school_select_title_bg.png
1719 ms
32 ms
seminar_index.html
2317 ms
school_select_marker_bg.gif
1812 ms
school_select_faq_bg.gif
1798 ms
like.php
89 ms
school_select_img_bg.jpg
2524 ms
vpc6VNjRPXV.js
291 ms
LVx-xkvaJ0b.png
323 ms
school_select_q_ic.png
1718 ms
school_select_a_ic.png
1599 ms
footer_nav_bg.png
1526 ms
footer_bg_ic.png
1657 ms
footer_line_y_bg.png
1497 ms
bx_loader.gif
1497 ms
controls.png
1571 ms
isalogo.gif
188 ms
seminar_mainimage.jpg
234 ms
mg_9791.jpg
244 ms
_MG_6486.jpg
231 ms
1day_hara.JPG
572 ms
net_seminar_img01.jpg
388 ms
btn_mousikomi.gif
467 ms
cr_1029photo.jpg
452 ms
cr_1105photo.JPG
456 ms
cr_1112photo.JPG
476 ms
bt_footerlogo.gif
573 ms
isa-school.net 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.
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
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
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.
isa-school.net 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
isa-school.net 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 Isa-school.net 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 Isa-school.net 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.
isa-school.net
Open Graph data is detected on the main page of Isa School. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: