7.6 sec in total
1.4 sec
6 sec
251 ms
Visit korina21.com now to see the best up-to-date Korina 21 content and also check out these interesting facts you probably never knew about korina21.com
코리나교연(주)
Visit korina21.comWe analyzed Korina21.com page load time and found that the first response time was 1.4 sec and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
korina21.com performance score
name
value
score
weighting
Value19.2 s
0/100
10%
Value31.1 s
0/100
25%
Value24.9 s
0/100
10%
Value470 ms
61/100
30%
Value0.176
68/100
15%
Value27.8 s
0/100
10%
1379 ms
1014 ms
803 ms
458 ms
44 ms
Our browser made a total of 106 requests to load all elements on the main page. We found that 81% of them (86 requests) were addressed to the original Korina21.com, 16% (17 requests) were made to Community.fxkeb.com and 2% (2 requests) were made to Certkorea.co.kr. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Korina21.com.
Page size can be reduced by 118.7 kB (18%)
668.4 kB
549.7 kB
In fact, the total size of Korina21.com main page is 668.4 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. Images take 548.4 kB which makes up the majority of the site volume.
Potential reduce by 25.5 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 3.7 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 25.5 kB or 80% of the original size.
Potential reduce by 18.3 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. Korina 21 images are well optimized though.
Potential reduce by 11.3 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 11.3 kB or 78% of the original size.
Potential reduce by 63.6 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. Korina21.com needs all CSS files to be minified and compressed as it can save up to 63.6 kB or 86% of the original size.
Number of requests can be reduced by 27 (26%)
105
78
The browser has sent 105 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Korina 21. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
korina21.com
1379 ms
style.css
1014 ms
menu.css
803 ms
script.js
458 ms
jquery.min.js
44 ms
slides.min.jquery.js
763 ms
top_global.css
454 ms
global_side.css
302 ms
gistfile1.js
198 ms
seal.asp
1481 ms
top_bookmark.gif
201 ms
top_dmenu.gif
203 ms
top_sky.gif
413 ms
top_logo.gif
263 ms
menu_all.gif
1376 ms
banner_main.jpg
1368 ms
banner_main2.jpg
1557 ms
banner_main3.jpg
983 ms
main_tt_2.gif
518 ms
btn_s_more.gif
613 ms
main_tt_1.gif
773 ms
main_tt_3.gif
814 ms
7adb081c346923865cc7c657bf018718.jpg
1046 ms
9d6f05b412af6b31c365d62c05e85f90.jpg
1014 ms
cc386c724bcdf42fa1bf912fa87a8756.jpg
1178 ms
22f04082e7460eae564d916f450b81db.jpg
1220 ms
558cf2f609aaeca98ef973f49a9243b2.jpg
1282 ms
38f34ad743ea223d77f9ba765b89a61d.jpg
1374 ms
main_tt_4.gif
1418 ms
main_ls_logo3.jpg
1537 ms
main_ls_logo6.jpg
1587 ms
main_ls_logo11.jpg
1597 ms
main_ls_logo5.jpg
1564 ms
main_ls_logo12.jpg
1617 ms
main_ls_logo13.jpg
1790 ms
main_ls_logo14.jpg
1743 ms
main_ls_logo15.jpg
1760 ms
main_ls_logo16.jpg
1811 ms
main_ls_logo4.jpg
1822 ms
banner_com_recruit.gif
1813 ms
banner_resume_register.gif
1930 ms
main_tt_5.gif
1948 ms
8ba913c4057056f373a9b9f071591255.jpg
2037 ms
cee8d6b7ce52554fd70354e37bbf44a2.10
2031 ms
05847c924cf80b66ddf7a7c87524adbe.jpg
2008 ms
cee8d6b7ce52554fd70354e37bbf44a2.09
2022 ms
1659_0.html
1201 ms
cee8d6b7ce52554fd70354e37bbf44a2.09
1945 ms
45b63997d3a887dcc396e2bd9625a5e8.jpg
1960 ms
cee8d6b7ce52554fd70354e37bbf44a2.06
2166 ms
10d7b96511108b3714dbc51d92f1daa6.jpg
1866 ms
32ce598e0b237fadfa5deab3b867f7fc.jpg
2301 ms
coin-img.gif
1676 ms
new_main_bn_01.gif
1565 ms
new_main_bn_02.gif
1543 ms
new_main_bn_03.gif
1520 ms
new_main_bn_04.gif
1503 ms
thawte-seal-2.gif
783 ms
style.css
616 ms
style_rs2.css
449 ms
new_main_bn_05.gif
1353 ms
new_main_bn_06.gif
1332 ms
new_main_bn_07.gif
1348 ms
new_main_bn_08.gif
1362 ms
new_main_bn_09.gif
1372 ms
new_main_bn_10.gif
1350 ms
new_main_bn_11.gif
1329 ms
new_main_bn_12.gif
1293 ms
new_main_bn_13.gif
1365 ms
new_main_bn_14.gif
1384 ms
new_main_bn_15.gif
1383 ms
new_main_bn_16.gif
1341 ms
new_main_bn_17.gif
1448 ms
new_main_bn_18.gif
1390 ms
point_left2.gif
234 ms
point_top2.gif
262 ms
point_right2.gif
234 ms
point01.gif
398 ms
blank.gif
438 ms
point_left.gif
439 ms
point_top.gif
470 ms
point_right.gif
517 ms
point02.gif
488 ms
cny.gif
647 ms
usd.gif
641 ms
hkd.gif
728 ms
jpy.gif
714 ms
kr_title1.gif
772 ms
new_main_bn_19.gif
1363 ms
new_main_bn_20.gif
1373 ms
new_main_bn_21.gif
1383 ms
new_main_bn_22.gif
1385 ms
new_main_bn_23.gif
1415 ms
new_main_bn_24.gif
1497 ms
new_main_bn_25.gif
1363 ms
new_main_bn_26.gif
1373 ms
new_main_bn_27.gif
1382 ms
new_main_bn_28.gif
1383 ms
new_korina_tail_01.gif
1384 ms
new_korina_tail_02.gif
1441 ms
new_korina_tail_06.gif
1441 ms
new_korina_tail_07.gif
1373 ms
new_korina_copyright.gif
1357 ms
banner_main.jpg
1826 ms
loading.gif
1301 ms
8ba913c4057056f373a9b9f071591255.jpg
1340 ms
korina21.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
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
Links do not have a discernible name
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.
korina21.com 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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
korina21.com 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
KO
KO
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Korina21.com 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 Korina21.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.
korina21.com
Open Graph description is not detected on the main page of Korina 21. 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: