4.6 sec in total
907 ms
3.3 sec
386 ms
Visit y-kei.co.jp now to see the best up-to-date Y Kei content and also check out these interesting facts you probably never knew about y-kei.co.jp
業務用エアコンならユーケイ冷熱へ。激安価格でエアコンの取り付け設置まで対応しています。相見積もり大歓迎!無料でお見積りに伺います。一万台以上の施工実績があり、取り付け保証が付いた安心施工・格安価格をお約束。最適な空調設備をお届けします。
Visit y-kei.co.jpWe analyzed Y-kei.co.jp page load time and found that the first response time was 907 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
y-kei.co.jp performance score
name
value
score
weighting
Value3.0 s
49/100
10%
Value8.3 s
2/100
25%
Value6.2 s
43/100
10%
Value110 ms
98/100
30%
Value0.027
100/100
15%
Value6.9 s
54/100
10%
907 ms
291 ms
332 ms
342 ms
7 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that 92% of them (67 requests) were addressed to the original Y-kei.co.jp, 3% (2 requests) were made to Apis.google.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Y-kei.co.jp.
Page size can be reduced by 212.7 kB (22%)
978.7 kB
766.0 kB
In fact, the total size of Y-kei.co.jp main page is 978.7 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 707.5 kB which makes up the majority of the site volume.
Potential reduce by 18.9 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 18.9 kB or 71% of the original size.
Potential reduce by 21.5 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. Y Kei images are well optimized though.
Potential reduce by 121.3 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 121.3 kB or 66% of the original size.
Potential reduce by 51.0 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. Y-kei.co.jp needs all CSS files to be minified and compressed as it can save up to 51.0 kB or 85% of the original size.
Number of requests can be reduced by 22 (31%)
72
50
The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Y Kei. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
y-kei.co.jp
907 ms
import.css
291 ms
jquery.marquee.css
332 ms
keyvisual.css
342 ms
jquery.tools.min.js
7 ms
link.js
342 ms
homesearch.js
361 ms
jquery.marquee.js
572 ms
jquery.marquee-para.js
494 ms
plusone.js
39 ms
telbanner-sp.js
510 ms
common.css
430 ms
individual.css
247 ms
cb=gapi.loaded_0
35 ms
ScriptServlet
65 ms
print.css
181 ms
analytics.js
75 ms
body_bg_image.jpg
146 ms
header_line.gif
167 ms
yukei_logo.jpg
362 ms
header_point.gif
172 ms
header_mail.jpg
172 ms
header_tel.jpg
276 ms
gnavi-first.jpg
288 ms
gnavi-search.jpg
332 ms
gnavi-clean.jpg
342 ms
gnavi-repair.jpg
341 ms
gnavi-company.jpg
466 ms
gnavi-voice.jpg
431 ms
gnavi-jirei.jpg
497 ms
key_visual1506.jpg
1188 ms
panlist_bg.gif
510 ms
side_bgimg.gif
545 ms
home_search-icon.jpg
717 ms
home_search_area.jpg
657 ms
home_defference_banner.jpg
838 ms
h2_tittle.jpg
678 ms
home_maker01.jpg
725 ms
home_maker02.jpg
837 ms
home_maker03.jpg
847 ms
type001.jpg
861 ms
type002.jpg
908 ms
type003.jpg
1018 ms
type004.jpg
1017 ms
type005.jpg
1016 ms
type006.jpg
1002 ms
type007.jpg
1088 ms
type008.jpg
1147 ms
type009.jpg
1183 ms
home_areamap2.jpg
1185 ms
jirei_h3.jpg
1196 ms
jirei1.jpg
1269 ms
collect
13 ms
jirei2.jpg
1200 ms
jirei3.jpg
1210 ms
bnr_achievement.jpg
1202 ms
home_power.jpg
1198 ms
home_graph.jpg
1212 ms
top_voice1.jpg
1181 ms
top_voice2.jpg
1152 ms
top_voice3.jpg
1188 ms
top_voice4.jpg
1196 ms
top_2010list.jpg
1195 ms
more_list.gif
1202 ms
info_contact.jpg
1154 ms
sp-telbanner.png
1171 ms
side_home_bgimg.jpg
1188 ms
side_listpoint.gif
1195 ms
banner_power.jpg
1161 ms
banner_maker.jpg
1264 ms
banner_challenge25.jpg
1048 ms
banner_krac.jpg
1101 ms
footer_bg_image.jpg
1122 ms
y-kei.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.
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
y-kei.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
y-kei.co.jp SEO score
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
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Y-kei.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 Y-kei.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.
y-kei.co.jp
Open Graph description is not detected on the main page of Y Kei. 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: