Tools & Wizards About Us
coupang.co.kr screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

coupang.co.kr

쿠팡!

Page Load Speed

10.4 sec in total

First Response

1 sec

Resources Loaded

8.6 sec

Page Rendered

782 ms

coupang.co.kr screenshot

About Website

Click here to check amazing Coupang content for South Korea. Otherwise, check out these important facts you probably never knew about coupang.co.kr

쿠팡은 로켓배송

Visit coupang.co.kr

Key Findings

We analyzed Coupang.co.kr page load time and found that the first response time was 1 sec and then it took 9.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

coupang.co.kr performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value14.2 s

0/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value1,090 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.257

48/100

15%

TTI (Time to Interactive)

Value10.0 s

26/100

10%

Network Requests Diagram

www.coupang.com

1016 ms

html5.js

401 ms

common.css

405 ms

gnb.css

410 ms

list.css

419 ms

Our browser made a total of 167 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Coupang.co.kr, 20% (33 requests) were made to Imgs.coupangcdn.com and 9% (15 requests) were made to Img5.coupangcdn.com. The less responsive or slowest element that took the longest time to load (4.4 sec) relates to the external source Imgs.coupangcdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (22%)

Content Size

5.6 MB

After Optimization

4.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Coupang.co.kr main page is 5.6 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 334.6 kB

  • Original 369.3 kB
  • After minification 302.8 kB
  • After compression 34.7 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 66.5 kB, which is 18% 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 334.6 kB or 91% of the original size.

Image Optimization

-4%

Potential reduce by 194.6 kB

  • Original 4.4 MB
  • After minification 4.2 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. Coupang images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 139.2 kB

  • Original 214.7 kB
  • After minification 214.7 kB
  • After compression 75.5 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 139.2 kB or 65% of the original size.

CSS Optimization

-93%

Potential reduce by 566.8 kB

  • Original 607.8 kB
  • After minification 275.2 kB
  • After compression 41.0 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. Coupang.co.kr needs all CSS files to be minified and compressed as it can save up to 566.8 kB or 93% of the original size.

Requests Breakdown

Number of requests can be reduced by 76 (46%)

Requests Now

164

After Optimization

88

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 164 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coupang. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 68 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.coupang.com

www.coupang.com

1016 ms

html5.js

html5.js

401 ms

common.css

common.css

405 ms

gnb.css

gnb.css

410 ms

list.css

list.css

419 ms

side.css

side.css

425 ms

ddp.css

ddp.css

607 ms

quickView623.css

quickView623.css

814 ms

productReview.min.css

productReview.min.css

1247 ms

main.min.css

main.min.css

1023 ms

todaysection.css

todaysection.css

835 ms

recently.css

recently.css

728 ms

init-built-recently.min.js

init-built-recently.min.js

1137 ms

jslog.js

jslog.js

644 ms

require-2.1.14.min.js

require-2.1.14.min.js

829 ms

coupangWidget.js

coupangWidget.js

1038 ms

gtm.js

gtm.js

81 ms

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920 ms

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1099 ms

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739 ms

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680 ms

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711 ms

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1280 ms

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737 ms

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1308 ms

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925 ms

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925 ms

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936 ms

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924 ms

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722 ms

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909 ms

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726 ms

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915 ms

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916 ms

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1101 ms

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1479 ms

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1289 ms

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1295 ms

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1304 ms

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1284 ms

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1486 ms

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1473 ms

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674 ms

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866 ms

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867 ms

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864 ms

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1062 ms

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976 ms

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990 ms

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1032 ms

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1050 ms

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1050 ms

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1199 ms

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1220 ms

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2802 ms

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2621 ms

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2362 ms

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3669 ms

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3078 ms

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3668 ms

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3676 ms

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3836 ms

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890 ms

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899 ms

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898 ms

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1082 ms

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899 ms

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3887 ms

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4416 ms

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4022 ms

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4005 ms

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4029 ms

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fbds.js

30 ms

analytics.js

analytics.js

21 ms

count

count

399 ms

count

count

393 ms

viewed-products

viewed-products

391 ms

jquery.min.js

jquery.min.js

873 ms

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stringify.js

206 ms

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controller-initializer.js

435 ms

102 ms

collect

collect

18 ms

handlebars.min.js

handlebars.min.js

765 ms

collect

collect

59 ms

ga-audiences

ga-audiences

33 ms

validationUtils.js

validationUtils.js

404 ms

essentialData.js

essentialData.js

408 ms

emergencyLog.js

emergencyLog.js

424 ms

wiseLog.js

wiseLog.js

404 ms

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406 ms

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wlo.min.js

397 ms

controller.js

controller.js

406 ms

controller.js

controller.js

425 ms

cookieUtils.js

cookieUtils.js

402 ms

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401 ms

viewedAndRelatedProduct.js

viewedAndRelatedProduct.js

425 ms

defaultHelper.js

defaultHelper.js

429 ms

sideAutoScroller.js

sideAutoScroller.js

399 ms

badgeSelector.js

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405 ms

topBanner.js

topBanner.js

409 ms

gnbMenuSelector.js

gnbMenuSelector.js

425 ms

KeywordSearch.js

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450 ms

ToggleSlider.js

ToggleSlider.js

441 ms

SubscribeJoin.js

SubscribeJoin.js

797 ms

baseAction.js

baseAction.js

813 ms

urlBuilder.js

urlBuilder.js

821 ms

cartCount.js

cartCount.js

846 ms

loginUrlHandler.js

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841 ms

sideTopDownBtn.js

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858 ms

gaToWiseLogMaker.js

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1212 ms

productListQuickView.js

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1210 ms

LifeIsTooShort.js

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1268 ms

SpeedChecker.js

SpeedChecker.js

1243 ms

ABTestHelper.js

ABTestHelper.js

1267 ms

stringUtils.js

stringUtils.js

1240 ms

moment.min.js

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201 ms

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1118 ms

menuSelector.js

menuSelector.js

1192 ms

queryStringAppender.js

queryStringAppender.js

1187 ms

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1192 ms

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1199 ms

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1223 ms

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1259 ms

categoryCheckerTravel.js

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1227 ms

cartMessage_abtest586.js

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1201 ms

shadow.js

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837 ms

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372 ms

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speech-recognizer.js

394 ms

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395 ms

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707 ms

cartCount

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455 ms

sideBar.js

sideBar.js

426 ms

todaysHot.js

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416 ms

homeUnit.js

homeUnit.js

436 ms

ProductProvider.js

ProductProvider.js

456 ms

bestProductNumbering.js

bestProductNumbering.js

775 ms

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todaysDiscovery.js

821 ms

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abTest658.js

808 ms

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textarea-helper.js

813 ms

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821 ms

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PagingManager.js

435 ms

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ProcessManager.js

736 ms

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UnitBreadCrumb_abtest804.js

777 ms

delivery.js

delivery.js

791 ms

Accessibility Review

coupang.co.kr accessibility score

75

Accessibility Issues

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.

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

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

coupang.co.kr best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

coupang.co.kr SEO score

67

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

High

Page is blocked from indexing

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

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

    KO

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coupang.co.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 Coupang.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.

Social Sharing Optimization

coupang.co.kr

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