8.4 sec in total
2.2 sec
5.5 sec
789 ms
Click here to check amazing Justycom content. Otherwise, check out these important facts you probably never knew about justycom.jp
IELTSアイエルツ対策・英語研修・BULATS。株式会社Justy(ジャスティー)は、国際的に活躍できる真の英語力をもった人材を育成する為の英語教室事業や、様々なビジネスのシーンに活用できる英語研修事業、国際経験豊富な人材を取りそろえた人材事業を行っております。IELTSアイエルツ対策の事なら株式会社Justy(ジャスティー)
Visit justycom.jpWe analyzed Justycom.jp page load time and found that the first response time was 2.2 sec and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
justycom.jp performance score
name
value
score
weighting
Value2.3 s
74/100
10%
Value14.0 s
0/100
25%
Value5.8 s
49/100
10%
Value340 ms
74/100
30%
Value0.004
100/100
15%
Value7.7 s
45/100
10%
2173 ms
642 ms
1136 ms
604 ms
419 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that 73% of them (35 requests) were addressed to the original Justycom.jp, 6% (3 requests) were made to Platform.twitter.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Justycom.jp.
Page size can be reduced by 164.0 kB (25%)
668.4 kB
504.5 kB
In fact, the total size of Justycom.jp main page is 668.4 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. 40% of websites need less resources to load. Images take 477.7 kB which makes up the majority of the site volume.
Potential reduce by 17.0 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. 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 17.0 kB or 70% of the original size.
Potential reduce by 37.8 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. Justycom images are well optimized though.
Potential reduce by 94.6 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 94.6 kB or 63% of the original size.
Potential reduce by 14.6 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. Justycom.jp needs all CSS files to be minified and compressed as it can save up to 14.6 kB or 85% of the original size.
Number of requests can be reduced by 13 (30%)
44
31
The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Justycom. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
justycom.jp
2173 ms
style.css
642 ms
jquery.js
1136 ms
jquery.page-scroller.js
604 ms
smartRollover.js
419 ms
analytics.js
119 ms
bg_home.jpg
194 ms
all.js
117 ms
tel.jpg
195 ms
logo.jpg
305 ms
bg_gnv.jpg
356 ms
gnv_home_up.jpg
368 ms
gnv_engclass_up.jpg
368 ms
gnv_kensyu_up.jpg
628 ms
gnv_jinzai_up.jpg
645 ms
gnv_tsushin_up.jpg
527 ms
gnv_company_up.jpg
585 ms
gnv_contact_up.jpg
601 ms
mainimage.jpg
2154 ms
contents_bg.gif
756 ms
bnr_ielts_up.jpg
807 ms
bnr_ikkan_up.jpg
1252 ms
bnr_training_up.jpg
1337 ms
fig_engclass.jpg
881 ms
fig_kensyu.jpg
2081 ms
fig_jinzai.jpg
1026 ms
fig_tsushin.jpg
1112 ms
ttl_whatsnew.jpg
1242 ms
sw.jpg
1809 ms
banner_square.png
2078 ms
bnner_1.png
2645 ms
bnr_effect.jpg
1554 ms
bnr_cambridge.jpg
1796 ms
bg_pagetop.jpg
2032 ms
btn_pagetop_up.jpg
2052 ms
bg_foot.jpg
2248 ms
mark01.jpg
2279 ms
widgets.js
177 ms
collect
46 ms
223 ms
like.php
322 ms
xd_arbiter.php
121 ms
xd_arbiter.php
154 ms
button.65b4bc8f0d6592fdc51d322b3f197660.js
218 ms
Of-YZRAFweH.js
360 ms
LVx-xkvaJ0b.png
404 ms
tweet_button.64a917b4a230f163048902c783e1530f.ja.html
90 ms
jot
259 ms
justycom.jp 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.
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
justycom.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
justycom.jp SEO score
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Justycom.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 Justycom.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.
justycom.jp
Open Graph description is not detected on the main page of Justycom. 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: