9.4 sec in total
1.8 sec
7.4 sec
250 ms
Click here to check amazing Karts Ac content for South Korea. Otherwise, check out these important facts you probably never knew about karts.ac.kr
Visit karts.ac.krWe analyzed Karts.ac.kr page load time and found that the first response time was 1.8 sec and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
karts.ac.kr performance score
name
value
score
weighting
Value10.5 s
0/100
10%
Value13.9 s
0/100
25%
Value17.8 s
0/100
10%
Value500 ms
58/100
30%
Value0.079
94/100
15%
Value19.3 s
2/100
10%
1766 ms
707 ms
1463 ms
958 ms
730 ms
Our browser made a total of 110 requests to load all elements on the main page. We found that 92% of them (101 requests) were addressed to the original Karts.ac.kr, 2% (2 requests) were made to Gtb4.acecounter.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Karts.ac.kr.
Page size can be reduced by 345.2 kB (17%)
2.0 MB
1.7 MB
In fact, the total size of Karts.ac.kr main page is 2.0 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. 30% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 51.8 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 10.4 kB, which is 16% 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 51.8 kB or 80% of the original size.
Potential reduce by 76.0 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. Karts Ac images are well optimized though.
Potential reduce by 144.2 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 144.2 kB or 66% of the original size.
Potential reduce by 73.2 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. Karts.ac.kr needs all CSS files to be minified and compressed as it can save up to 73.2 kB or 84% of the original size.
Number of requests can be reduced by 59 (54%)
109
50
The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Karts 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 7 to 1 for JavaScripts and as a result speed up the page load time.
karts.ac.kr
1766 ms
common.css
707 ms
jquery-1.7.min.js
1463 ms
common.js
958 ms
main.js
730 ms
layout.css
484 ms
content.css
997 ms
wcslog.js
22 ms
bg_main.gif
244 ms
baro.gif
238 ms
logo.gif
239 ms
bg_util_line.gif
242 ms
bg_search.gif
244 ms
bu_icon_search.gif
247 ms
menu_01_off.gif
472 ms
bg_menu_01.gif
707 ms
menu_02_off.gif
477 ms
menu_03_off.gif
482 ms
bg_menu_03.gif
499 ms
menu_04_off.gif
485 ms
bg_menu_04.gif
711 ms
menu_05_off.gif
718 ms
bg_menu_05.gif
723 ms
menu_06_off.gif
734 ms
bg_menu_06.gif
747 ms
joy_on.png
934 ms
joy_off.png
936 ms
bg_mainVisual_01.jpg
1888 ms
school_01_off.jpg
1196 ms
school_02_off.jpg
1445 ms
school_03_off.jpg
994 ms
school_04_off.jpg
1172 ms
school_05_off.jpg
1184 ms
school_06_off.jpg
1253 ms
bg_mainVisual_02.jpg
2820 ms
bg_mainVisual_03.jpg
2594 ms
h2_01.gif
1434 ms
notice_01_on.gif
1496 ms
more.gif
1678 ms
notice_02_off.gif
1683 ms
notice_03_off.gif
1756 ms
h2_02.gif
1903 ms
no_01_on.gif
1904 ms
no_02_off.gif
1986 ms
WebNibbler_karts_ac_kr.js
2337 ms
getImage.do;kartsh2013jsessionid=FB015D10E9C729ADB5F1ADAA9D573D43.WAS1
2163 ms
getImage.do;kartsh2013jsessionid=FB015D10E9C729ADB5F1ADAA9D573D43.WAS1
2679 ms
h2_03.gif
1955 ms
ar_left.gif
2041 ms
ar_right.gif
2193 ms
BNR_201602041037163260.jpg
2294 ms
BNR_201602040224520890.jpg
2191 ms
BNR_201512150944424350.jpg
2446 ms
BNR_201509240111452600.jpg
2309 ms
BNR_201404210645173270.jpg
2386 ms
BNR_201402100537542500.jpg
2403 ms
BNR_201509241033543820.jpg
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BNR_201509241034549210.jpg
2371 ms
BNR_201407241117134510.jpg
2403 ms
BNR_201412240117375690.jpg
2416 ms
h2_04.gif
2418 ms
THB_201602231057183630.png
2416 ms
THB_201512100647265650.jpg
2350 ms
more_ask.gif
2382 ms
bg_ful.gif
2352 ms
h2_05.gif
2192 ms
redsq_off.gif
2193 ms
h2_05_img_05.gif
2203 ms
h2_05_img_06.gif
2280 ms
h2_06_img_01.gif
2106 ms
h2_06_img_02.gif
2140 ms
h2_06_img_03.gif
2099 ms
h2_06_img_04.gif
1933 ms
quick_open.gif
1949 ms
quick_top.gif
2019 ms
bg_quick_dot.gif
1897 ms
entrance.gif
1907 ms
support.gif
1915 ms
indus.gif
1846 ms
research.gif
1703 ms
yresearch.gif
1765 ms
gtb4.acecounter.com
625 ms
AceCounter_AW.js
916 ms
young.gif
1647 ms
clean.gif
1656 ms
fund.gif
1563 ms
lms.gif
1498 ms
dais.gif
1472 ms
media.gif
1491 ms
quick_close.gif
1446 ms
bg_footer.gif
1459 ms
f_01.gif
1441 ms
f_02.gif
1442 ms
f_03.gif
1453 ms
f_04.gif
1472 ms
f_05.gif
1457 ms
f_06.gif
1450 ms
f_07.gif
1440 ms
f_08.gif
1440 ms
f_09.gif
1450 ms
f_fb.gif
1462 ms
gtb4.acecounter.com
445 ms
sendid
600 ms
analytics.js
22 ms
m
696 ms
f_tw.gif
1455 ms
collect
13 ms
f_logo.gif
1449 ms
webace.jpg
1440 ms
qr2.gif
1440 ms
karts.ac.kr 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-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
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.
[aria-*] attributes do not have valid values
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
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>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
karts.ac.kr 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
Page has valid source maps
karts.ac.kr SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Karts.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 Karts.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.
karts.ac.kr
Open Graph description is not detected on the main page of Karts 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: