Report Summary

  • 2

    Performance

    Renders faster than
    20% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

sbs.co.kr

SBS

Page Load Speed

86.7 sec in total

First Response

393 ms

Resources Loaded

26.6 sec

Page Rendered

59.7 sec

sbs.co.kr screenshot

About Website

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

SBS홈페이지의 새로운 브랜드, SBS play! 실시간라이브와 10만여편의 VOD 무료 즐기기

Visit sbs.co.kr

Key Findings

We analyzed Sbs.co.kr page load time and found that the first response time was 393 ms and then it took 86.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

sbs.co.kr performance score

2

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value17.2 s

0/100

25%

SI (Speed Index)

Value49.8 s

0/100

10%

TBT (Total Blocking Time)

Value7,010 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.748

6/100

15%

TTI (Time to Interactive)

Value64.0 s

0/100

10%

Network Requests Diagram

sbs.co.kr

393 ms

www.sbs.co.kr

4264 ms

ua-parser.min.js

13 ms

js.cookie.min.js

21 ms

deviceDetector.min.js

28 ms

Our browser made a total of 198 requests to load all elements on the main page. We found that 17% of them (34 requests) were addressed to the original Sbs.co.kr, 51% (101 requests) were made to Img2.sbs.co.kr and 10% (20 requests) were made to Photocloud.sbs.co.kr. The less responsive or slowest element that took the longest time to load (11.8 sec) relates to the external source Img2.sbs.co.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 778.2 kB (3%)

Content Size

28.6 MB

After Optimization

27.8 MB

In fact, the total size of Sbs.co.kr main page is 28.6 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. Only a small number of websites need less resources to load. Images take 27.6 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 409.1 kB

  • Original 460.4 kB
  • After minification 459.0 kB
  • After compression 51.2 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 409.1 kB or 89% of the original size.

Image Optimization

-1%

Potential reduce by 368.2 kB

  • Original 27.6 MB
  • After minification 27.2 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. SBS images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 605 B

  • Original 439.4 kB
  • After minification 439.4 kB
  • After compression 438.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 208 B

  • Original 45.5 kB
  • After minification 45.5 kB
  • After compression 45.3 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. Sbs.co.kr has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 21 (11%)

Requests Now

191

After Optimization

170

The browser has sent 191 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SBS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

sbs.co.kr accessibility score

72

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-hidden="true"] elements contain focusable descendents

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

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.

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

sbs.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

sbs.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

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

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 Sbs.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 Sbs.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 SBS. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: