Access butterfly-korea.co.kr. 버터플라이 탁구용품 톱 페이지

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value90 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.436

21/100

15%

TTI (Time to Interactive)

Value7.0 s

53/100

10%

www.butterfly-korea.co.kr

1708 ms

index_main_home.htm

200 ms

index_low.html

395 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that all of those requests were addressed to Butterfly-korea.co.kr and no external sources were called. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Butterfly-korea.co.kr.

Content Size

778 B

After Optimization

469 B

In fact, the total size of Butterfly-korea.co.kr main page is 778 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 778 B which makes up the majority of the site volume.

HTML Optimization

-40%

Potential reduce by 309 B

Original 778 B
After minification 777 B
After compression 469 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 309 B or 40% of the original size.

Requests Now

After Optimization

The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Butterfly Korea. According to our analytics all requests are already optimized.

Accessibility Issues

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.

High

Buttons do not have an accessible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

KO
Language Claimed

N/A
Encoding

EUC-KR

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Butterfly-korea.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 Butterfly-korea.co.kr main page’s claimed encoding is euc-kr. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

butterfly-korea.co.kr

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