4.1 sec in total
656 ms
3.2 sec
177 ms
Click here to check amazing Ara 21 content. Otherwise, check out these important facts you probably never knew about ara21.kr
Visit ara21.krWe analyzed Ara21.kr page load time and found that the first response time was 656 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.
ara21.kr performance score
name
value
score
weighting
Value1.7 s
91/100
10%
Value5.8 s
15/100
25%
Value5.8 s
49/100
10%
Value30 ms
100/100
30%
Value0.003
100/100
15%
Value2.3 s
99/100
10%
656 ms
196 ms
405 ms
406 ms
391 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that all of those requests were addressed to Ara21.kr and no external sources were called. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Ara21.kr.
Page size can be reduced by 138.3 kB (9%)
1.5 MB
1.4 MB
In fact, the total size of Ara21.kr main page is 1.5 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. 20% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 5.9 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 1.8 kB, which is 23% 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 5.9 kB or 77% of the original size.
Potential reduce by 8.5 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. Ara 21 images are well optimized though.
Potential reduce by 105.4 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 105.4 kB or 70% of the original size.
Potential reduce by 18.6 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. Ara21.kr needs all CSS files to be minified and compressed as it can save up to 18.6 kB or 82% of the original size.
Number of requests can be reduced by 3 (14%)
21
18
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ara 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 as a result speed up the page load time.
ara21.kr
656 ms
style.css
196 ms
basic.css
405 ms
tabs-sli.css
406 ms
basic.js
391 ms
jquery.js
625 ms
common.js
408 ms
wrest.js
412 ms
main.css
197 ms
mainbg.jpg
201 ms
mainbg.gif
204 ms
ci.png
198 ms
gnb01.png
198 ms
cate_bullet.png
204 ms
gnb02.png
202 ms
gnb03.png
393 ms
gnb04.png
393 ms
gnb05.png
393 ms
gnb06.png
395 ms
gnb07.png
396 ms
img_01.jpg
1779 ms
img_07.jpg
1162 ms
img_05.jpg
1936 ms
img_09.jpg
972 ms
add.gif
590 ms
ara21.kr accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Links do not have a discernible name
ara21.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
ara21.kr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
KO
N/A
EUC-KR
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ara21.kr can be misinterpreted by Google and other search engines. Our service has detected that Korean 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 Ara21.kr main page’s claimed encoding is euc-kr. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
ara21.kr
Open Graph description is not detected on the main page of Ara 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: