9.5 sec in total
1.8 sec
7.3 sec
356 ms
Visit zensui.co.jp now to see the best up-to-date Zensui content for Japan and also check out these interesting facts you probably never knew about zensui.co.jp
ゼンスイ株式会社は魚類用クーラーのメーカーとしてお客様のニーズにお応えし満足して頂けるよう進化し続けます。
Visit zensui.co.jpWe analyzed Zensui.co.jp page load time and found that the first response time was 1.8 sec and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
zensui.co.jp performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value13.2 s
0/100
25%
Value14.4 s
1/100
10%
Value930 ms
30/100
30%
Value0.551
13/100
15%
Value17.3 s
4/100
10%
1841 ms
474 ms
6 ms
363 ms
359 ms
Our browser made a total of 61 requests to load all elements on the main page. We found that 98% of them (60 requests) were addressed to the original Zensui.co.jp, 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Zensui.co.jp.
Page size can be reduced by 252.9 kB (9%)
2.9 MB
2.7 MB
In fact, the total size of Zensui.co.jp main page is 2.9 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. 35% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.
Potential reduce by 12.4 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 12.4 kB or 79% of the original size.
Potential reduce by 0 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. Zensui images are well optimized though.
Potential reduce by 210.2 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 210.2 kB or 67% of the original size.
Potential reduce by 30.2 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. Zensui.co.jp needs all CSS files to be minified and compressed as it can save up to 30.2 kB or 86% of the original size.
Number of requests can be reduced by 20 (33%)
60
40
The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zensui. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
www.zensui.co.jp
1841 ms
style.css
474 ms
jquery.min.js
6 ms
common.js
363 ms
jquery_scrolltopcontrol.js
359 ms
lightbox-2.6.min.js
397 ms
lightbox.css
401 ms
jquery-1.6.2.min.js
1053 ms
jquery.easing.1.3.js
536 ms
jquery.bxSlider.min.js
540 ms
searchforms.css
586 ms
styles.css
600 ms
jquery.js
943 ms
jquery-migrate.min.js
739 ms
core.min.js
584 ms
widget.min.js
647 ms
position.min.js
669 ms
menu.min.js
762 ms
autocomplete.min.js
766 ms
mouse.min.js
840 ms
sortable.min.js
1048 ms
jquery.form.min.js
957 ms
scripts.js
947 ms
bg.jpg
170 ms
close.png
210 ms
loading.gif
185 ms
prev.png
212 ms
next.png
216 ms
bg_top.jpg
329 ms
head_logo_off.jpg
304 ms
head_contact_off.jpg
519 ms
head_g_navi_1_off.jpg
396 ms
head_g_navi_2_off.jpg
548 ms
head_g_navi_3_off.jpg
382 ms
head_g_navi_4_off.jpg
478 ms
head_g_navi_5_off.jpg
531 ms
slide1.jpg
2215 ms
slide2.jpg
2044 ms
slide3.jpg
1417 ms
slide4.jpg
2031 ms
slide5.jpg
2475 ms
slide6.jpg
1332 ms
top_info_1.jpg
1857 ms
top_1.jpg
1729 ms
top_2.jpg
2046 ms
top_3.jpg
2210 ms
top_4.jpg
2392 ms
top_5.jpg
2440 ms
top_6.jpg
2361 ms
top_7.jpg
2560 ms
top_8.jpg
2562 ms
top_9.jpg
2677 ms
top_footer_6.jpg
2573 ms
top_footer_7.jpg
2641 ms
top_footer_3.jpg
2665 ms
top_footer_8.jpg
2738 ms
footer_pagetop_off.jpg
2745 ms
footer_logo.jpg
2753 ms
footer_bg.jpg
2730 ms
footer_wapper_bg.jpg
2918 ms
footer_g_navi_bg.jpg
2690 ms
zensui.co.jp accessibility score
zensui.co.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
Page has valid source maps
zensui.co.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zensui.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 Zensui.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.
zensui.co.jp
Open Graph description is not detected on the main page of Zensui. 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: