9 sec in total
953 ms
7.2 sec
830 ms
Welcome to qstudy.kr homepage info - get ready to check Qstudy best content for South Korea right away, or after learning these important things about qstudy.kr
전공임용수학,모바일무료,수리통계학+계량경제학,대학수학 전문인강
Visit qstudy.krWe analyzed Qstudy.kr page load time and found that the first response time was 953 ms and then it took 8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
qstudy.kr performance score
name
value
score
weighting
Value6.1 s
3/100
10%
Value19.8 s
0/100
25%
Value10.6 s
7/100
10%
Value60 ms
100/100
30%
Value0.37
29/100
15%
Value10.7 s
22/100
10%
953 ms
1238 ms
1179 ms
396 ms
398 ms
Our browser made a total of 71 requests to load all elements on the main page. We found that 97% of them (69 requests) were addressed to the original Qstudy.kr, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.8 sec) belongs to the original domain Qstudy.kr.
Page size can be reduced by 642.1 kB (21%)
3.0 MB
2.4 MB
In fact, the total size of Qstudy.kr main page is 3.0 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. 50% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.
Potential reduce by 58.4 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 58.4 kB or 83% of the original size.
Potential reduce by 231.2 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. Qstudy images are well optimized though.
Potential reduce by 227.2 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 227.2 kB or 68% of the original size.
Potential reduce by 125.3 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. Qstudy.kr needs all CSS files to be minified and compressed as it can save up to 125.3 kB or 85% of the original size.
Number of requests can be reduced by 19 (28%)
68
49
The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Qstudy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
qstudy.kr
953 ms
www.qstudy.kr
1238 ms
bootstrap.css
1179 ms
common.css
396 ms
home_LCR.css
398 ms
css_main_home.css
397 ms
jquery-1.9.1.min.js
988 ms
jquery.easing.1.3.js
590 ms
sys.js
787 ms
webfont.js
787 ms
wowslider.js
1005 ms
js_main_home.js
786 ms
home_LCR.js
982 ms
setLayout.js
983 ms
modernizr.min.js
983 ms
bootstrap.min.js
981 ms
bg_20160301122317638462.png
415 ms
img20160301155822.png
216 ms
img20160301160706.png
220 ms
img20151027122414.png
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img20160301122055.png
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title.jpg
296 ms
btn_ok.jpg
390 ms
btn_join.jpg
390 ms
btn_id_pass_ser.jpg
391 ms
gong.gif
396 ms
btn_mypage1.jpg
489 ms
btn_mypage.jpg
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btn_logout.jpg
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2265 ms
analytics.js
50 ms
NanumGothicBold.woff
3826 ms
dot10.gif
2144 ms
new8.gif
2185 ms
collect
15 ms
ico_hidden.gif
2202 ms
blank.gif
2260 ms
ico_re.gif
2172 ms
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bullet.png
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arrows.png
2104 ms
pause.png
2172 ms
qstudy.kr accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
qstudy.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
qstudy.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
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 doesn't use 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 Qstudy.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 Qstudy.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.
qstudy.kr
Open Graph description is not detected on the main page of Qstudy. 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: