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Report Summary

About Website

Visit sellfree.kr now to see the best up-to-date Sellfree content and also check out these interesting facts you probably never knew about sellfree.kr

온라인 비즈니스 운영자들이 만들어가는 공간으로 관련정보 및 운영노하우를 함께 나누는 열린 커뮤니티입니다.

Visit sellfree.kr

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

81/100

25%

SI (Speed Index)

Value5.7 s

52/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.179

67/100

15%

TTI (Time to Interactive)

Value2.0 s

99/100

10%

index.php

429 ms

style.css

368 ms

head.sub.js

361 ms

common.js

369 ms

ajax_nohack.js

370 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 55% of them (63 requests) were addressed to the original Sellfree.kr, 44% (50 requests) were made to Sellfree.cdn1.cafe24.com and 1% (1 request) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source Sellfree.cdn1.cafe24.com.

Content Size

310.9 kB

After Optimization

181.1 kB

In fact, the total size of Sellfree.kr main page is 310.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. HTML takes 135.3 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 118.1 kB

Original 135.3 kB
After minification 114.3 kB
After compression 17.2 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. This page needs HTML code to be minified as it can gain 21.0 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 118.1 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 5.9 kB

Original 134.7 kB
After minification 128.7 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. Sellfree images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 5.2 kB

Original 38.9 kB
After minification 38.8 kB
After compression 33.6 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 5.2 kB or 13% of the original size.

CSS Optimization

-26%

Potential reduce by 557 B

Original 2.1 kB
After minification 2.1 kB
After compression 1.6 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. Sellfree.kr needs all CSS files to be minified and compressed as it can save up to 557 B or 26% of the original size.

Requests Now

113

After Optimization

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sellfree. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

KO
Language Claimed

KO
Encoding

EUC-KR

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sellfree.kr can be misinterpreted by Google and other search engines. Our service has detected that Korean is used on the page, and it matches the claimed language. Our system also found out that Sellfree.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

sellfree.kr

Open Graph data is detected on the main page of Sellfree. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

:: 셀클럽 :: - 비즈니스|마케팅|유통|창업 정보 포털 커뮤니티

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)