9.6 sec in total
862 ms
8.4 sec
358 ms
Click here to check amazing Wikibook content for South Korea. Otherwise, check out these important facts you probably never knew about wikibook.co.kr
안녕하세요! IT 전문서를 펴내는 위키북스입니다!
Visit wikibook.co.krWe analyzed Wikibook.co.kr page load time and found that the first response time was 862 ms and then it took 8.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
wikibook.co.kr performance score
name
value
score
weighting
Value7.7 s
0/100
10%
Value17.5 s
0/100
25%
Value15.4 s
1/100
10%
Value1,170 ms
21/100
30%
Value0.048
99/100
15%
Value20.4 s
2/100
10%
862 ms
591 ms
787 ms
596 ms
986 ms
Our browser made a total of 105 requests to load all elements on the main page. We found that 9% of them (9 requests) were addressed to the original Wikibook.co.kr, 38% (40 requests) were made to Developerfarm.cdn1.cafe24.com and 10% (11 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (5.2 sec) relates to the external source Developerfarm.cdn1.cafe24.com.
Page size can be reduced by 836.9 kB (52%)
1.6 MB
758.6 kB
In fact, the total size of Wikibook.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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 824.1 kB which makes up the majority of the site volume.
Potential reduce by 140.3 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 140.3 kB or 77% of the original size.
Potential reduce by 27.2 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. Wikibook images are well optimized though.
Potential reduce by 560.0 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 560.0 kB or 68% of the original size.
Potential reduce by 109.4 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. Wikibook.co.kr needs all CSS files to be minified and compressed as it can save up to 109.4 kB or 83% of the original size.
Number of requests can be reduced by 29 (29%)
100
71
The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wikibook. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
wikibook.co.kr
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wikibook.co.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
Image elements do not have [alt] attributes
Links do not have a discernible name
wikibook.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
wikibook.co.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 uses legible font sizes
N/A
KO
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Wikibook.co.kr can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Korean. Our system also found out that Wikibook.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.
wikibook.co.kr
Open Graph description is not detected on the main page of Wikibook. 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: