Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

drum-ch.co.kr

드럼채널/악기채널

Page Load Speed

78.5 sec in total

First Response

11.4 sec

Resources Loaded

66 sec

Page Rendered

1.1 sec

drum-ch.co.kr screenshot

About Website

Welcome to drum-ch.co.kr homepage info - get ready to check Drum Ch best content for South Korea right away, or after learning these important things about drum-ch.co.kr

대한민국 최저가 전자드럼 전문...최대 심벌매장...

Visit drum-ch.co.kr

Key Findings

We analyzed Drum-ch.co.kr page load time and found that the first response time was 11.4 sec and then it took 67.1 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 34 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

drum-ch.co.kr performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value24.1 s

0/100

25%

SI (Speed Index)

Value19.6 s

0/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.429

22/100

15%

TTI (Time to Interactive)

Value12.2 s

15/100

10%

Network Requests Diagram

index.php

11361 ms

common.js

7681 ms

godo.cart_tab.js

1154 ms

style.css

696 ms

style.css

859 ms

Our browser made a total of 319 requests to load all elements on the main page. We found that 67% of them (214 requests) were addressed to the original Drum-ch.co.kr, 31% (98 requests) were made to Drumch.godohosting.com and 1% (2 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (20.4 sec) relates to the external source Drumch.godohosting.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.1 MB (9%)

Content Size

22.9 MB

After Optimization

20.7 MB

In fact, the total size of Drum-ch.co.kr main page is 22.9 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 22.4 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 257.3 kB

  • Original 280.4 kB
  • After minification 267.8 kB
  • After compression 23.1 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. 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 257.3 kB or 92% of the original size.

Image Optimization

-8%

Potential reduce by 1.8 MB

  • Original 22.4 MB
  • After minification 20.6 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. Drum Ch images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 94.0 kB

  • Original 156.8 kB
  • After minification 134.8 kB
  • After compression 62.8 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 94.0 kB or 60% of the original size.

CSS Optimization

-79%

Potential reduce by 9.3 kB

  • Original 11.8 kB
  • After minification 10.3 kB
  • After compression 2.5 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. Drum-ch.co.kr needs all CSS files to be minified and compressed as it can save up to 9.3 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 76 (27%)

Requests Now

284

After Optimization

208

The browser has sent 284 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Drum Ch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

drum-ch.co.kr accessibility score

74

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

drum-ch.co.kr best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

drum-ch.co.kr SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Drum-ch.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 Drum-ch.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 Drum Ch. 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: