27.8 sec in total
1.4 sec
26 sec
334 ms
Click here to check amazing Czero content for South Korea. Otherwise, check out these important facts you probably never knew about czero.co.kr
탄소제로,태양광,그린에너지,하우스,머니머신,주식투자,운영체제,익스체인지서버,여행,검색엔진
Visit czero.co.krWe analyzed Czero.co.kr page load time and found that the first response time was 1.4 sec and then it took 26.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
czero.co.kr performance score
name
value
score
weighting
Value5.8 s
4/100
10%
Value7.7 s
3/100
25%
Value9.8 s
10/100
10%
Value70 ms
99/100
30%
Value0.011
100/100
15%
Value7.8 s
44/100
10%
1440 ms
1264 ms
974 ms
33 ms
717 ms
Our browser made a total of 149 requests to load all elements on the main page. We found that 2% of them (3 requests) were addressed to the original Czero.co.kr, 24% (36 requests) were made to S1.daumcdn.net and 5% (7 requests) were made to Cfile10.uf.tistory.com. The less responsive or slowest element that took the longest time to load (20.4 sec) relates to the external source Cfile27.uf.tistory.com.
Page size can be reduced by 477.9 kB (29%)
1.6 MB
1.2 MB
In fact, the total size of Czero.co.kr main page is 1.6 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 1.0 MB which makes up the majority of the site volume.
Potential reduce by 108.9 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. 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 108.9 kB or 81% of the original size.
Potential reduce by 95.0 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. Czero images are well optimized though.
Potential reduce by 166.5 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 166.5 kB or 51% of the original size.
Potential reduce by 107.6 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. Czero.co.kr needs all CSS files to be minified and compressed as it can save up to 107.6 kB or 82% of the original size.
Number of requests can be reduced by 52 (36%)
145
93
The browser has sent 145 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Czero. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.
czero.co.kr
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czero.co.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.
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
<frame> or <iframe> elements do not have a title
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.
czero.co.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
czero.co.kr SEO score
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Czero.co.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 Czero.co.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.
czero.co.kr
Open Graph data is detected on the main page of Czero. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: