Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

cocacola.co.kr

한국 코카-콜라

Page Load Speed

7.3 sec in total

First Response

112 ms

Resources Loaded

7 sec

Page Rendered

219 ms

cocacola.co.kr screenshot

About Website

Visit cocacola.co.kr now to see the best up-to-date Cocacola content for South Korea and also check out these interesting facts you probably never knew about cocacola.co.kr

OPEN HAPPINESS!

Visit cocacola.co.kr

Key Findings

We analyzed Cocacola.co.kr page load time and found that the first response time was 112 ms and then it took 7.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

cocacola.co.kr performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value26.8 s

0/100

25%

SI (Speed Index)

Value8.4 s

18/100

10%

TBT (Total Blocking Time)

Value1,610 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.134

80/100

15%

TTI (Time to Interactive)

Value121.7 s

0/100

10%

Network Requests Diagram

cocacola.co.kr

112 ms

www.cocacola.co.kr

806 ms

cocacola.css

513 ms

IE.css

561 ms

jquery-1.7.2.min.js

748 ms

Our browser made a total of 175 requests to load all elements on the main page. We found that 87% of them (153 requests) were addressed to the original Cocacola.co.kr, 4% (7 requests) were made to Google-analytics.com and 2% (4 requests) were made to Cocacolakoreablog.co.kr. The less responsive or slowest element that took the longest time to load (4.2 sec) relates to the external source Cocacolakoreablog.co.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 690.9 kB (22%)

Content Size

3.2 MB

After Optimization

2.5 MB

In fact, the total size of Cocacola.co.kr main page is 3.2 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. 65% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 73.4 kB

  • Original 84.7 kB
  • After minification 54.8 kB
  • After compression 11.3 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 29.8 kB, which is 35% 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 73.4 kB or 87% of the original size.

Image Optimization

-5%

Potential reduce by 129.3 kB

  • Original 2.4 MB
  • After minification 2.3 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. Cocacola images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 442.1 kB

  • Original 606.7 kB
  • After minification 507.7 kB
  • After compression 164.5 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 442.1 kB or 73% of the original size.

CSS Optimization

-86%

Potential reduce by 46.1 kB

  • Original 53.9 kB
  • After minification 45.8 kB
  • After compression 7.8 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. Cocacola.co.kr needs all CSS files to be minified and compressed as it can save up to 46.1 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (17%)

Requests Now

173

After Optimization

143

The browser has sent 173 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cocacola. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

cocacola.co.kr accessibility score

90

Accessibility Issues

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

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

cocacola.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cocacola.co.kr SEO score

91

Search Engine Optimization Advices

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

    N/A

  • Language Claimed

    KO

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cocacola.co.kr can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Korean. Our system also found out that Cocacola.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

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