Tools & Wizards About Us
opencu.com screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

opencu.com

OpenCU | Learning Platform Designed for Creative（クリエイティブの学びを共有するプラットフォーム）

Page Load Speed

4 sec in total

First Response

618 ms

Resources Loaded

3.2 sec

Page Rendered

220 ms

opencu.com screenshot

About Website

Visit opencu.com now to see the best up-to-date OpenCU content for Bangladesh and also check out these interesting facts you probably never knew about opencu.com

「OpenCU（オープン・シーユー）」は、クリエイティブやビジネスに関する「学びあい」を促進するために、ユーザーが企画したイベント情報を共有し、交流することができる、「知恵と知恵をつなぐプラットフォーム」としてのWebサービスです。毎週渋谷・道玄坂のloftwork COOOPやFabCafeを会場にイベントやワークショップを開催しています。

Visit opencu.com

Key Findings

We analyzed Opencu.com page load time and found that the first response time was 618 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

opencu.com performance score

0

Network Requests Diagram

opencu.com

618 ms

common-982.min.css

21 ms

wide-sidebar.min.css

11 ms

component.min.css

13 ms

1182891125.css

102 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Opencu.com, 47% (55 requests) were made to Api.ning.com and 19% (22 requests) were made to Static-cdn2.ustream.tv. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Api.ning.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 822.3 kB (60%)

Content Size

1.4 MB

After Optimization

537.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Opencu.com main page is 1.4 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. 70% of websites need less resources to load. Javascripts take 956.9 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 60.8 kB

  • Original 84.8 kB
  • After minification 78.2 kB
  • After compression 24.0 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 60.8 kB or 72% of the original size.

Image Optimization

-6%

Potential reduce by 9.4 kB

  • Original 170.3 kB
  • After minification 160.9 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. OpenCU images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 661.4 kB

  • Original 956.9 kB
  • After minification 951.0 kB
  • After compression 295.6 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 661.4 kB or 69% of the original size.

CSS Optimization

-61%

Potential reduce by 90.8 kB

  • Original 148.1 kB
  • After minification 147.9 kB
  • After compression 57.3 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. Opencu.com needs all CSS files to be minified and compressed as it can save up to 90.8 kB or 61% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (36%)

Requests Now

112

After Optimization

72

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OpenCU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

opencu.com

opencu.com

618 ms

common-982.min.css

common-982.min.css

21 ms

wide-sidebar.min.css

wide-sidebar.min.css

11 ms

component.min.css

component.min.css

13 ms

1182891125.css

1182891125.css

102 ms

1182964705.css

1182964705.css

232 ms

glamadapt_jsapi.act

glamadapt_jsapi.act

29 ms

core.min.js

core.min.js

8 ms

xn_track.min.js

xn_track.min.js

10 ms

sdk.js

sdk.js

178 ms

buttons-ningbar.png

buttons-ningbar.png

23 ms

opencu_bg.gif

opencu_bg.gif

194 ms

nig_header_touka1.png

nig_header_touka1.png

62 ms

scenariop173.png

scenariop173.png

193 ms

lemonade173.png

lemonade173.png

407 ms

robita01173ws.png

robita01173ws.png

340 ms

2015nahogfclass300.jpg

2015nahogfclass300.jpg

232 ms

kiroku173mail.jpg

kiroku173mail.jpg

554 ms

training_for_webthinking_S.jpg

training_for_webthinking_S.jpg

372 ms

socialdesign.jpg

socialdesign.jpg

369 ms

173fukaimorimail.jpg

173fukaimorimail.jpg

445 ms

mentalmodeltop300.jpg

mentalmodeltop300.jpg

550 ms

shimizutop300.jpg

shimizutop300.jpg

553 ms

ning173.jpg

ning173.jpg

611 ms

sakurada173.jpg

sakurada173.jpg

610 ms

tago173.png

tago173.png

714 ms

300tarumoto.jpg

300tarumoto.jpg

671 ms

hidaka300.jpg

hidaka300.jpg

710 ms

top173sq.jpg

top173sq.jpg

727 ms

wanami173.jpg

wanami173.jpg

757 ms

miroc173sq.jpg

miroc173sq.jpg

752 ms

top300sq.png

top300sq.png

842 ms

top_sq.jpg

top_sq.jpg

881 ms

1181906910.jpeg

1181906910.jpeg

891 ms

12765554_589664111197340_1793013102_o.jpg

12765554_589664111197340_1793013102_o.jpg

1102 ms

1024750646.jpeg

1024750646.jpeg

917 ms

951054963.jpeg

951054963.jpeg

1170 ms

478155408.png

478155408.png

1041 ms

882673095.jpeg

882673095.jpeg

1169 ms

1035091425.png

1035091425.png

1176 ms

474922445.jpeg

474922445.jpeg

1078 ms

849734505.jpeg

849734505.jpeg

1272 ms

849655065.jpeg

849655065.jpeg

1251 ms

576323556.jpeg

576323556.jpeg

1275 ms

559374036.gif

559374036.gif

1596 ms

492919450.jpeg

492919450.jpeg

1411 ms

Ning_MM_footer_wht@2x.png

Ning_MM_footer_wht@2x.png

14 ms

ustream-logo.png

ustream-logo.png

14 ms

analytics.js

analytics.js

49 ms

glamadapt_jsapi_track.act

glamadapt_jsapi_track.act

10 ms

xg-nav-bg.png

xg-nav-bg.png

248 ms

476404071.jpeg

476404071.jpeg

1390 ms

xg_sprite-999999.png

xg_sprite-999999.png

39 ms

5040341

5040341

406 ms

service-sprite.png

service-sprite.png

39 ms

offline.png

offline.png

37 ms

jquery.autoResize.js

jquery.autoResize.js

22 ms

jquery.jsonp.min.js

jquery.jsonp.min.js

9 ms

set_common_min.js

set_common_min.js

1297 ms

cTagsImgCmd.act

cTagsImgCmd.act

19 ms

ga.js

ga.js

20 ms

beacon.js

beacon.js

20 ms

collect

collect

27 ms

collect

collect

24 ms

jsadimp.gif

jsadimp.gif

22 ms

__utm.gif

__utm.gif

11 ms

collect

collect

78 ms

collect

collect

97 ms

set_sidebar_u_min.js

set_sidebar_u_min.js

1170 ms

113 ms

set_mainindeinde_u_min.js

set_mainindeinde_u_min.js

1511 ms

xd_arbiter.php

xd_arbiter.php

124 ms

xd_arbiter.php

xd_arbiter.php

267 ms

ga-audiences

ga-audiences

49 ms

627700954.jpeg

627700954.jpeg

1293 ms

677574564.jpeg

677574564.jpeg

1219 ms

1.jpg

1.jpg

1226 ms

090912_0657.jpg

090912_0657.jpg

1505 ms

Creativecommons3.png

Creativecommons3.png

1276 ms

932265577.jpeg

932265577.jpeg

1294 ms

socialstream_v6_page:14567427191.css

socialstream_v6_page:14567427191.css

15 ms

socialstream_v6:14563892221.css

socialstream_v6:14563892221.css

25 ms

html_irc:14563892221.css

html_irc:14563892221.css

23 ms

header_preinit_experience:14563894061.js

header_preinit_experience:14563894061.js

30 ms

socialstream_libs:14563894061.js

socialstream_libs:14563894061.js

31 ms

v6_header_static_framework:14563894061.js

v6_header_static_framework:14563894061.js

29 ms

mvc:14567428211.js

mvc:14567428211.js

54 ms

campaign_tracking:14567428371.js

campaign_tracking:14567428371.js

54 ms

socialstream_app:14563894061.js

socialstream_app:14563894061.js

55 ms

socialstream_core_v6:14563894061.js

socialstream_core_v6:14563894061.js

56 ms

html_irc:14563894061.js

html_irc:14563894061.js

55 ms

ga.js

ga.js

46 ms

1_5040341_50142834,112x63,b,1:2.jpg

1_5040341_50142834,112x63,b,1:2.jpg

106 ms

1_5040341_49775212,112x63,b,1:3.jpg

1_5040341_49775212,112x63,b,1:3.jpg

197 ms

1_5040341_40047554,112x63,b,1:2.jpg

1_5040341_40047554,112x63,b,1:2.jpg

199 ms

site-loader:14563892211.gif

site-loader:14563892211.gif

41 ms

sprite_socialstream:14563892221.png

sprite_socialstream:14563892221.png

39 ms

1_5040341_36679901,112x63,b,1:3.jpg

1_5040341_36679901,112x63,b,1:3.jpg

181 ms

1_5040341_35911127,112x63,b,1:2.jpg

1_5040341_35911127,112x63,b,1:2.jpg

103 ms

1_5040341_34909667,112x63,b,1:2.jpg

1_5040341_34909667,112x63,b,1:2.jpg

104 ms

1_5040341_34710247,112x63,b,1:2.jpg

1_5040341_34710247,112x63,b,1:2.jpg

299 ms

1_5040341_34707267,112x63,b,1:2.jpg

1_5040341_34707267,112x63,b,1:2.jpg

206 ms

1_5040341_33253761,112x63,b,1:2.jpg

1_5040341_33253761,112x63,b,1:2.jpg

203 ms

1_5040341_33126241,112x63,b,1:3.jpg

1_5040341_33126241,112x63,b,1:3.jpg

204 ms

1_5040341_31336309,112x63,b,1:2.jpg

1_5040341_31336309,112x63,b,1:2.jpg

201 ms

1_5040341_30460113,112x63,b,1:3.jpg

1_5040341_30460113,112x63,b,1:3.jpg

308 ms

lw_com.PNG

lw_com.PNG

1236 ms

lw_jp.gif

lw_jp.gif

1484 ms

5040341

5040341

445 ms

opencu_bg.gif

opencu_bg.gif

1231 ms

profile:1456389220.png

profile:1456389220.png

6 ms

opencu_bg.gif

opencu_bg.gif

1251 ms

default

default

173 ms

12765554_589664111197340_1793013102_o.jpg

12765554_589664111197340_1793013102_o.jpg

1456 ms

seminar01.jpg

seminar01.jpg

1317 ms

framework.jpg

framework.jpg

1332 ms

LetscelebratetheGirlsFestivalinYokohama..jpg

LetscelebratetheGirlsFestivalinYokohama..jpg

1439 ms

xd_arbiter.php

xd_arbiter.php

76 ms

SEO Factors

opencu.com SEO score

0

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opencu.com 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 Opencu.com 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.

Social Sharing Optimization

opencu.com

Open Graph description is not detected on the main page of OpenCU. 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: