5.7 sec in total
933 ms
4.5 sec
312 ms
Click here to check amazing Jetrun content for Japan. Otherwise, check out these important facts you probably never knew about jetrun.co.jp
Jetrun Technologies Inc. | ジェットラン・テクノロジーズ
Visit jetrun.co.jpWe analyzed Jetrun.co.jp page load time and found that the first response time was 933 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
jetrun.co.jp performance score
name
value
score
weighting
Value7.6 s
1/100
10%
Value17.9 s
0/100
25%
Value10.4 s
8/100
10%
Value100 ms
98/100
30%
Value0.062
97/100
15%
Value17.8 s
4/100
10%
933 ms
319 ms
648 ms
335 ms
1488 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 95% of them (40 requests) were addressed to the original Jetrun.co.jp, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Jetrun.co.jp.
Page size can be reduced by 428.3 kB (17%)
2.5 MB
2.1 MB
In fact, the total size of Jetrun.co.jp main page is 2.5 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. 20% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 12.1 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 2.0 kB, which is 12% 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 12.1 kB or 72% of the original size.
Potential reduce by 107.1 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. Jetrun images are well optimized though.
Potential reduce by 280.0 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 280.0 kB or 76% of the original size.
Potential reduce by 29.1 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. Jetrun.co.jp needs all CSS files to be minified and compressed as it can save up to 29.1 kB or 84% of the original size.
Number of requests can be reduced by 21 (51%)
41
20
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jetrun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
jetrun.co.jp
933 ms
baseimport5.css
319 ms
ca_base5.css
648 ms
panorama_wide.css
335 ms
jquery.min.js
1488 ms
jquery.flexslider.js
1144 ms
jquery.aw-showcase.min.js
1109 ms
jquery.carouFredSel-6.2.1.js
1466 ms
jquery.balloon.js
554 ms
jetrun_function.js
740 ms
jquery_easing.js
809 ms
jquery_cookie.js
926 ms
jquery_pxImagePreloader.js
970 ms
jquery_hashchange.js
1297 ms
menu_script.js
1132 ms
jquery.rwdImageMaps.js
1264 ms
baseconf5.js
1294 ms
contents5.js
1154 ms
widecontents.js
1245 ms
AC_RunActiveContent.js
1279 ms
basebasic5.css
1170 ms
baselayout5.css
1211 ms
baseunique5.css
1267 ms
jet_logo.png
188 ms
menu_home.png
373 ms
menu_product.png
487 ms
menu_curation.png
335 ms
menu_case.png
383 ms
menu_company.png
319 ms
menu_contact.png
562 ms
taiwa_sea_icon.png
796 ms
yosoku_sea_icon.png
836 ms
curation_sea_icon.png
748 ms
top_panorama2_sea_d_wide.png
2103 ms
top_panorama2_sea_d_wide_iphone.png
2270 ms
product_banner_wide_Sky06.png
1496 ms
privacy_l_jp.gif
935 ms
ds-logo-member_resize.png
954 ms
joga_logo.png
1002 ms
ga.js
11 ms
menu_company.png
1040 ms
__utm.gif
12 ms
jetrun.co.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.
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
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.
jetrun.co.jp 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
Detected JavaScript libraries
Page has valid source maps
jetrun.co.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 Jetrun.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 Jetrun.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.
jetrun.co.jp
Open Graph description is not detected on the main page of Jetrun. 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: