1.2 sec in total
622 ms
624 ms
1 ms
Visit ypbooks.co.kr now to see the best up-to-date Ypbooks content for South Korea and also check out these interesting facts you probably never knew about ypbooks.co.kr
인터넷 대형서점, 베스트셀러, 국내도서, 외국도서, 독자서평
Visit ypbooks.co.krWe analyzed Ypbooks.co.kr page load time and found that the first response time was 622 ms and then it took 625 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
ypbooks.co.kr performance score
name
value
score
weighting
Value6.5 s
2/100
10%
Value17.8 s
0/100
25%
Value14.9 s
1/100
10%
Value390 ms
69/100
30%
Value0.636
9/100
15%
Value15.6 s
6/100
10%
622 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 Ypbooks.co.kr and no external sources were called. The less responsive or slowest element that took the longest time to load (622 ms) belongs to the original domain Ypbooks.co.kr.
Page size can be reduced by 277 B (39%)
707 B
430 B
In fact, the total size of Ypbooks.co.kr main page is 707 B. 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. HTML takes 707 B which makes up the majority of the site volume.
Potential reduce by 277 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. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 277 B or 39% of the original size.
We found no issues to fix!
0
0
Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.
ypbooks.co.kr
622 ms
ypbooks.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.
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
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.
ypbooks.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
ypbooks.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
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 Ypbooks.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 Ypbooks.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.
ypbooks.co.kr
Open Graph description is not detected on the main page of Ypbooks. 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: