Access ybbook.co.kr. 용봉서적-수험서적 전문 서점

About Website

Visit ybbook.co.kr now to see the best up-to-date Ybbook content for South Korea and also check out these interesting facts you probably never knew about ybbook.co.kr

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ybbook.co.kr

753 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Ybbook.co.kr and no external sources were called. The less responsive or slowest element that took the longest time to load (753 ms) belongs to the original domain Ybbook.co.kr.

Content Size

3.0 MB

After Optimization

2.7 MB

In fact, the total size of Ybbook.co.kr main page is 3.0 MB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-5%

Potential reduce by 6 B

Original 111 B
After minification 111 B
After compression 105 B

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. This web page is already compressed.

Image Optimization

-5%

Potential reduce by 137.2 kB

Original 2.8 MB
After minification 2.7 MB

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. Ybbook images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 127.7 kB

Original 178.5 kB
After minification 159.4 kB
After compression 50.8 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 127.7 kB or 72% of the original size.

CSS Optimization

-82%

Potential reduce by 15.4 kB

Original 18.9 kB
After minification 15.8 kB
After compression 3.5 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. Ybbook.co.kr needs all CSS files to be minified and compressed as it can save up to 15.4 kB or 82% of the original size.

Requests Now

After Optimization

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Language and Encoding

Language Detected

Language Claimed

N/A

Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ybbook.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 Ybbook.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Ybbook. 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: