9.9 sec in total
614 ms
9 sec
294 ms
Visit study.readers.jp now to see the best up-to-date Study Readers content for Japan and also check out these interesting facts you probably never knew about study.readers.jp
Visit study.readers.jpWe analyzed Study.readers.jp page load time and found that the first response time was 614 ms and then it took 9.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
study.readers.jp performance score
name
value
score
weighting
Value7.8 s
0/100
10%
Value11.2 s
0/100
25%
Value12.2 s
3/100
10%
Value320 ms
76/100
30%
Value0
100/100
15%
Value10.4 s
24/100
10%
614 ms
498 ms
511 ms
515 ms
74 ms
Our browser made a total of 43 requests to load all elements on the main page. We found that 23% of them (10 requests) were addressed to the original Study.readers.jp, 23% (10 requests) were made to Vsc.send.microad.jp and 16% (7 requests) were made to Yads.yahoo.co.jp. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Yads.c.yimg.jp.
Page size can be reduced by 260.2 kB (56%)
462.5 kB
202.3 kB
In fact, the total size of Study.readers.jp main page is 462.5 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. 30% of websites need less resources to load. Javascripts take 234.7 kB which makes up the majority of the site volume.
Potential reduce by 46.5 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 46.5 kB or 82% of the original size.
Potential reduce by 1.7 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. Study Readers images are well optimized though.
Potential reduce by 138.1 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 138.1 kB or 59% of the original size.
Potential reduce by 73.9 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. Study.readers.jp needs all CSS files to be minified and compressed as it can save up to 73.9 kB or 83% of the original size.
Number of requests can be reduced by 30 (71%)
42
12
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Study Readers. 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 as a result speed up the page load time.
study.readers.jp
614 ms
bootstrap.css
498 ms
main20140119.css
511 ms
feed_view.css
515 ms
jquery.min.js
74 ms
jquery-ui.min.js
58 ms
bootstrap-dropdown.js
552 ms
bootstrap-tab.js
553 ms
bootstrap-button.js
553 ms
glyphicons-halflings-white.png
352 ms
bAiAllYN.gif
386 ms
rss.png
391 ms
ajs.php
341 ms
js0
400 ms
lg.php
167 ms
js
469 ms
ajs.php
181 ms
yads.js
1170 ms
lg.php
168 ms
yads_vimps-1.4.1.js
442 ms
tag
301 ms
yads-iframe.html
186 ms
ajs.php
365 ms
yads.js
1191 ms
js
539 ms
lg.php
180 ms
ajs.php
197 ms
tag
331 ms
lg.php
179 ms
tag
424 ms
yads-iframe.html
183 ms
ajs.php
357 ms
tag
347 ms
oi
374 ms
js
497 ms
lg.php
174 ms
oi
411 ms
QC_728_90.jpg
780 ms
pidlogo6_2.png
552 ms
00052161_728x90_1_160301.jpg
528 ms
analytics.js
36 ms
collect
29 ms
collect
24 ms
study.readers.jp accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[role]s do not have all required [aria-*] attributes
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
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
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>).
study.readers.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
Browser errors were logged to the console
study.readers.jp SEO score
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 Study.readers.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 Study.readers.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.
study.readers.jp
Open Graph description is not detected on the main page of Study Readers. 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: