9.5 sec in total
2.3 sec
6.9 sec
294 ms
Click here to check amazing Cst Ac content for South Korea. Otherwise, check out these important facts you probably never knew about cst.ac.kr
대표사이트
Visit cst.ac.krWe analyzed Cst.ac.kr page load time and found that the first response time was 2.3 sec and then it took 7.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
cst.ac.kr performance score
name
value
score
weighting
Value14.0 s
0/100
10%
Value18.8 s
0/100
25%
Value24.9 s
0/100
10%
Value1,500 ms
14/100
30%
Value0.338
33/100
15%
Value23.5 s
1/100
10%
2259 ms
591 ms
396 ms
814 ms
2212 ms
Our browser made a total of 111 requests to load all elements on the main page. We found that 95% of them (106 requests) were addressed to the original Cst.ac.kr, 3% (3 requests) were made to Fonts.gstatic.com and 1% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Cst.ac.kr.
Page size can be reduced by 340.3 kB (35%)
981.3 kB
641.0 kB
In fact, the total size of Cst.ac.kr main page is 981.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 566.8 kB which makes up the majority of the site volume.
Potential reduce by 82.5 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 12.5 kB, which is 13% 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 82.5 kB or 83% of the original size.
Potential reduce by 20.3 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. Cst Ac images are well optimized though.
Potential reduce by 141.5 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 141.5 kB or 71% of the original size.
Potential reduce by 96.1 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. Cst.ac.kr needs all CSS files to be minified and compressed as it can save up to 96.1 kB or 83% of the original size.
Number of requests can be reduced by 43 (40%)
107
64
The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cst Ac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
cst.ac.kr
2259 ms
sys.css
591 ms
_main.css
396 ms
_main.css
814 ms
cstmain_summer.css
2212 ms
jquery_ui.min.css
1633 ms
sys.js
792 ms
jquery-1.9.1.min.js
1423 ms
jquery-migrate-1.1.1.min.js
994 ms
_main.js
1026 ms
jquery.common.js
1425 ms
respond.min.js
1227 ms
_main.js
1429 ms
cstmain_summer.js
1621 ms
jquery-ui.min.js
16 ms
menuTab.js
1621 ms
nanumgothic.css
25 ms
main.css
1030 ms
main.css
1088 ms
main.css
1213 ms
main.js
1214 ms
main.css
1023 ms
main.js
1029 ms
main.css
618 ms
main.js
535 ms
NanumGothic-Regular.woff
87 ms
NanumGothic-Bold.woff
191 ms
NanumGothic-ExtraBold.woff
192 ms
header_bg.gif
247 ms
header_logo.gif
231 ms
btn_search.gif
229 ms
btn_visualmode_o.gif
233 ms
btn_listmode_n.gif
232 ms
techer_btn.gif
230 ms
header_mavi_title1_n.gif
397 ms
header_mavi_title2_n.gif
399 ms
header_mavi_title3_n.gif
410 ms
header_mavi_title4_n.gif
409 ms
header_mavi_title5_n.gif
405 ms
header_mavi_title6_n.gif
405 ms
dp_logobg.gif
594 ms
visual_1.jpg
1406 ms
visual_info_bg.png
608 ms
visual_btn_l_n.png
607 ms
visual_btn_s_n.png
612 ms
visual_btn_r_n.png
611 ms
visual_num_01.png
790 ms
visual_num_02.png
804 ms
visual_num_03.png
804 ms
popzone_list_icon.png
812 ms
1449797761.jpg
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1449192471.jpg
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popzone_07.jpg
1817 ms
popzone2_btn_play.png
1002 ms
popzone2_btn_stop.png
1014 ms
popzone_list_icon2.png
1198 ms
popzone2_btn_play.gif
1218 ms
popzone2_btn_stop.gif
1400 ms
pz_160307100019_47.jpg
1421 ms
pz_160309021204_55.jpg
1582 ms
pz_150506103542_91.jpg
1815 ms
pz_150226055527_76.jpg
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pz_150713022050_48.jpg
1626 ms
quick_zone_icon8.gif
1754 ms
quick_zone_icon5.gif
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quick_zone_icon.gif
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quick_zone_icon2.gif
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quick_zone_icon3.gif
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quick_zone_icon4.gif
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quick_zone_icon7.gif
1710 ms
quick_zone_icon6.gif
1626 ms
quick_zone_icon9.gif
1632 ms
notice_more.gif
1633 ms
nblog_icon.gif
1781 ms
cstsc_btn_l_n.png
1812 ms
cstsc_btn_r_n.png
1809 ms
cstsc_btn_more.gif
1630 ms
pr_btn3_n.jpg
1849 ms
pr_btn4_n.jpg
1854 ms
webzine_btn_l.gif
1771 ms
webzine_btn_m.gif
1806 ms
webzine_btn_r.gif
1627 ms
site_link_banner1.gif
1657 ms
site_link_banner2.gif
1774 ms
site_link_banner3.gif
1844 ms
site_link_banner4.gif
1654 ms
site_link_banner5.gif
1644 ms
site_link_banner6.gif
1463 ms
site_link_banner7.gif
1441 ms
site_link_banner8.gif
1397 ms
site_link_banner9.gif
1453 ms
site_link_banner10.gif
1451 ms
site_link_banner11.gif
1440 ms
site_link_banner12.gif
1276 ms
user_quick_more_n.gif
1246 ms
job_banner.gif
1551 ms
main_con_titlebtn_n.jpg
1443 ms
main_con_titlebtn2_n.jpg
1284 ms
messanger.png
1452 ms
qr_code.gif
1255 ms
notice_butt.gif
1254 ms
user_quick_icon.gif
1451 ms
user_quick_icon2.gif
1443 ms
user_quick_icon3.gif
1291 ms
user_quick_icon4.gif
1259 ms
user_quick_icon5.gif
1358 ms
user_quick_icon6.gif
1451 ms
user_quick_icon7.gif
1446 ms
cal_bg.jpg
1440 ms
main_con_titlebg.jpg
1701 ms
footer_bg.gif
1263 ms
cst.ac.kr 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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.
cst.ac.kr 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
cst.ac.kr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Page is blocked from indexing
robots.txt is not valid
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
Tap targets are not sized appropriately
KO
KO
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cst.ac.kr can be misinterpreted by Google and other search engines. Our service has detected that Korean is used on the page, and it matches the claimed language. Our system also found out that Cst.ac.kr 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.
cst.ac.kr
Open Graph description is not detected on the main page of Cst Ac. 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: