8.4 sec in total
1.7 sec
6.5 sec
181 ms
Welcome to 21cc.co.jp homepage info - get ready to check 21 Cc best content right away, or after learning these important things about 21cc.co.jp
株式会社トゥエンティーワンコミュニティ
Visit 21cc.co.jpWe analyzed 21cc.co.jp page load time and found that the first response time was 1.7 sec and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
21cc.co.jp performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value10.4 s
0/100
25%
Value6.4 s
40/100
10%
Value20 ms
100/100
30%
Value0.713
7/100
15%
Value4.5 s
82/100
10%
1749 ms
498 ms
358 ms
374 ms
383 ms
Our browser made a total of 49 requests to load all elements on the main page. We found that 94% of them (46 requests) were addressed to the original 21cc.co.jp, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain 21cc.co.jp.
Page size can be reduced by 105.0 kB (62%)
170.0 kB
65.0 kB
In fact, the total size of 21cc.co.jp main page is 170.0 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 127.6 kB which makes up the majority of the site volume.
Potential reduce by 9.5 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. This page needs HTML code to be minified as it can gain 1.6 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 9.5 kB or 73% of the original size.
Potential reduce by 1.0 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. Obviously, 21 Cc needs image optimization as it can save up to 1.0 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 76.1 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 76.1 kB or 60% of the original size.
Potential reduce by 18.5 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. 21cc.co.jp needs all CSS files to be minified and compressed as it can save up to 18.5 kB or 81% of the original size.
Number of requests can be reduced by 7 (15%)
47
40
The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 21 Cc. 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.
21cc.co.jp
1749 ms
common2.css
498 ms
slide.css
358 ms
BreadCrumb.css
374 ms
smartRollover.js
383 ms
swfobject.js
413 ms
jquery.js
1018 ms
jquery.cycle.all.min.js
882 ms
scripts.js
560 ms
jsapi
21 ms
zindex.js
569 ms
header_bg.jpg
571 ms
logo.jpg
340 ms
menu01_on.jpg
203 ms
menu04_off.jpg
204 ms
menu02_off.jpg
180 ms
menu03_off.jpg
189 ms
menu05_off.jpg
357 ms
menu06_off.jpg
376 ms
main_new01.jpg
1410 ms
main_new02.jpg
2432 ms
main_new03.jpg
2146 ms
main_new04.jpg
1872 ms
main_new05.jpg
1721 ms
main_new06.jpg
1782 ms
sidemenu02_off.jpg
1610 ms
sidemenu03_off.jpg
1811 ms
sidemenu04_off.jpg
1907 ms
sidemenu06_off.jpg
1971 ms
sidemenu05_off.jpg
2210 ms
bnr_trader.jpg
2790 ms
bnr_toriatukai.jpg
2467 ms
bnr_recruit.jpg
2739 ms
box_top.jpg
2309 ms
jigyo_photo02.jpg
3026 ms
jigyo_btn02.jpg
2841 ms
jigyo_photo01.jpg
3035 ms
jigyo_btn01.jpg
2654 ms
main_visual.jpg
3772 ms
btn_winelist.jpg
3138 ms
index_bnr_oroshi.jpg
3889 ms
tit_topics02.gif
3005 ms
top_box_bottom01.jpg
3170 ms
top_bnr02.jpg
3429 ms
top_bnr03.jpg
3438 ms
footer_bg.jpg
3326 ms
ga.js
12 ms
icon_privacy.png
3668 ms
__utm.gif
12 ms
21cc.co.jp accessibility score
21cc.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
21cc.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 21cc.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that 21cc.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.
21cc.co.jp
Open Graph description is not detected on the main page of 21 Cc. 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: