Tools & Wizards About Us
kbs.co.kr screenshot

Report Summary

  • 2

    Performance

    Renders faster than
    20% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

kbs.co.kr

대한민국 대표 공영미디어 KBS

Page Load Speed

10.5 sec in total

First Response

28 ms

Resources Loaded

8.3 sec

Page Rendered

2.2 sec

kbs.co.kr screenshot

About Website

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

대한민국 대표 공영미디어 KBS

Visit kbs.co.kr

Key Findings

We analyzed Kbs.co.kr page load time and found that the first response time was 28 ms and then it took 10.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

kbs.co.kr performance score

2

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.2 s

1/100

10%

LCP (Largest Contentful Paint)

Value19.9 s

0/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value2,150 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value1.407

0/100

15%

TTI (Time to Interactive)

Value19.8 s

2/100

10%

Network Requests Diagram

www.kbs.co.kr

28 ms

style.min.css

890 ms

main.css

614 ms

script.v2.min.js

890 ms

common.header.min.js

861 ms

Our browser made a total of 143 requests to load all elements on the main page. We found that 2% of them (3 requests) were addressed to the original Kbs.co.kr, 42% (60 requests) were made to Img.kbs.co.kr and 13% (18 requests) were made to Static.kbs.co.kr. The less responsive or slowest element that took the longest time to load (3.9 sec) relates to the external source Static.kbs.co.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 844.9 kB (16%)

Content Size

5.2 MB

After Optimization

4.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kbs.co.kr main page is 5.2 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. Only a small number of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 341.7 kB

  • Original 426.8 kB
  • After minification 412.8 kB
  • After compression 85.1 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 341.7 kB or 80% of the original size.

Image Optimization

-12%

Potential reduce by 422.9 kB

  • Original 3.4 MB
  • After minification 3.0 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. Obviously, KBS needs image optimization as it can save up to 422.9 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-6%

Potential reduce by 80.2 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 1.2 MB

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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 78 B

  • Original 104.2 kB
  • After minification 104.2 kB
  • After compression 104.1 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. Kbs.co.kr has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 25 (20%)

Requests Now

122

After Optimization

97

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KBS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.kbs.co.kr

www.kbs.co.kr

28 ms

style.min.css

style.min.css

890 ms

main.css

main.css

614 ms

script.v2.min.js

script.v2.min.js

890 ms

common.header.min.js

common.header.min.js

861 ms

main.script.min.js

main.script.min.js

1529 ms

element.js

element.js

102 ms

chatbot.js

chatbot.js

1041 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

86 ms

NotoSansKR-Bold-Hestia.woff

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1521 ms

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1787 ms

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1786 ms

NotoSansKR-Regular-Hestia.woff

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1662 ms

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3580 ms

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1670 ms

embed_live.html

embed_live.html

1964 ms

TZ_glZG8CeE

TZ_glZG8CeE

655 ms

onair_now

onair_now

1341 ms

getNewsTickerForHomepage

getNewsTickerForHomepage

826 ms

contents

contents

1338 ms

smrclip

smrclip

1334 ms

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817 ms

api.php

api.php

1836 ms

musicItems

musicItems

1525 ms

list

list

1521 ms

list

list

1672 ms

landing

landing

1345 ms

rcmd_track.js

rcmd_track.js

1320 ms

analytics.js

analytics.js

508 ms

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gtm.js

618 ms

js

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747 ms

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info

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3236 ms

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3246 ms

NotoSansKR-Bold-Hestia.woff

NotoSansKR-Bold-Hestia.woff

2265 ms

NotoSansKR-Black-Hestia.woff

NotoSansKR-Black-Hestia.woff

2265 ms

NotoSansKR-Medium-Hestia.woff

NotoSansKR-Medium-Hestia.woff

2264 ms

NotoSansKR-Regular-Hestia.woff

NotoSansKR-Regular-Hestia.woff

2399 ms

NotoSansKR-DemiLight-Hestia.woff

NotoSansKR-DemiLight-Hestia.woff

2841 ms

NotoSansKR-Light-Hestia.woff

NotoSansKR-Light-Hestia.woff

2842 ms

NotoSansKR-Thin-Hestia.woff

NotoSansKR-Thin-Hestia.woff

3894 ms

error-img.jpg

error-img.jpg

983 ms

www-player.css

www-player.css

146 ms

www-embed-player.js

www-embed-player.js

303 ms

base.js

base.js

436 ms

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2339 ms

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2653 ms

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2638 ms

ad_status.js

ad_status.js

677 ms

collect

collect

297 ms

jRYISRuM9q7e_xyYaLp_fsq3qnLjbNevd8JDa-bOkpI.js

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1149 ms

embed.js

embed.js

321 ms

ugtqI-46OxffwzCm3ajRh85hzz6vonWOrsBtrfx0K9VokxLeDU_b1B0tdxONukEPXUGjfHjwpg=s68-c-k-c0x00ffffff-no-rj

ugtqI-46OxffwzCm3ajRh85hzz6vonWOrsBtrfx0K9VokxLeDU_b1B0tdxONukEPXUGjfHjwpg=s68-c-k-c0x00ffffff-no-rj

1093 ms

collect

collect

1517 ms

jquery-1.12.3.js

jquery-1.12.3.js

2306 ms

videojs.min.js

videojs.min.js

1725 ms

videojs.min.css

videojs.min.css

1767 ms

play_time.js

play_time.js

2190 ms

id

id

786 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

1286 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

1383 ms

weblog

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930 ms

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932 ms

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2219 ms

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1808 ms

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2046 ms

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1808 ms

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1854 ms

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1900 ms

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2216 ms

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2689 ms

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2818 ms

Create

Create

534 ms

Create

Create

643 ms

ga-audiences

ga-audiences

100 ms

maxresdefault.jpg

maxresdefault.jpg

2408 ms

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2413 ms

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2420 ms

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2472 ms

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2500 ms

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2646 ms

GenerateIT

GenerateIT

32 ms

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GenerateIT

35 ms

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T0LilglXX7dmFVxLnq5U0vYATHFk3zX3BOisoQHNDFDeZnqKDy9hRNawN7Vh727hFzcJ5c8TILrKZfH7tIPxAFP0BpLeJPA==

86 ms

weblog

weblog

514 ms

collect

collect

26 ms

weblog

weblog

790 ms

collect

collect

30 ms

log_event

log_event

21 ms

log_event

log_event

17 ms

Accessibility Review

kbs.co.kr accessibility score

86

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.

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

kbs.co.kr best practices score

58

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

kbs.co.kr SEO score

89

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

    KO

  • Language Claimed

    KO

  • Encoding

    UTF-8

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

kbs.co.kr

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