Report Summary

  • 83

    Performance

    Renders faster than
    88% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

cnm21.co.kr

충남상사에 오신것을 환영합니다.

Page Load Speed

3.8 sec in total

First Response

906 ms

Resources Loaded

2.8 sec

Page Rendered

176 ms

cnm21.co.kr screenshot

About Website

Click here to check amazing Cnm 21 content. Otherwise, check out these important facts you probably never knew about cnm21.co.kr

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Key Findings

We analyzed Cnm21.co.kr page load time and found that the first response time was 906 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

cnm21.co.kr performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

35/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.024

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

cnm21.co.kr

906 ms

MyWeb.css

211 ms

logo.jpg

598 ms

home.gif

404 ms

topline.gif

411 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that all of those requests were addressed to Cnm21.co.kr and no external sources were called. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Cnm21.co.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 45.2 kB (23%)

Content Size

197.4 kB

After Optimization

152.3 kB

In fact, the total size of Cnm21.co.kr main page is 197.4 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. 15% of websites need less resources to load. Images take 188.5 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 5.6 kB

  • Original 7.2 kB
  • After minification 5.8 kB
  • After compression 1.6 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 1.4 kB, which is 19% 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 5.6 kB or 78% of the original size.

Image Optimization

-20%

Potential reduce by 38.2 kB

  • Original 188.5 kB
  • After minification 150.3 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. Obviously, Cnm 21 needs image optimization as it can save up to 38.2 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-78%

Potential reduce by 1.4 kB

  • Original 1.8 kB
  • After minification 1.3 kB
  • After compression 389 B

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. Cnm21.co.kr needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (39%)

Requests Now

28

After Optimization

17

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cnm 21. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

cnm21.co.kr accessibility score

58

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

cnm21.co.kr best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

cnm21.co.kr SEO score

54

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 Cnm21.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 Cnm21.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

Open Graph description is not detected on the main page of Cnm 21. 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: