Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 36

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

Page Load Speed

8.9 sec in total

First Response

713 ms

Resources Loaded

8.1 sec

Page Rendered

139 ms

ybmsisa.com screenshot

About Website

Welcome to ybmsisa.com homepage info - get ready to check YBM Sisa best content for South Korea right away, or after learning these important things about ybmsisa.com

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Key Findings

We analyzed Ybmsisa.com page load time and found that the first response time was 713 ms and then it took 8.2 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

ybmsisa.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value20.4 s

0/100

25%

SI (Speed Index)

Value16.7 s

0/100

10%

TBT (Total Blocking Time)

Value9,110 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value19.9 s

2/100

10%

Network Requests Diagram

ybmsisa.com

713 ms

www.ybmsisa.com

1130 ms

main.css

578 ms

placeholders.min.js

579 ms

jquery-1.8.1.js

2226 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 39% of them (27 requests) were addressed to the original Ybmsisa.com, 10% (7 requests) were made to Google.com and 7% (5 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Ybmsisa.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 694.3 kB (68%)

Content Size

1.0 MB

After Optimization

328.1 kB

In fact, the total size of Ybmsisa.com main page is 1.0 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. 20% of websites need less resources to load. Javascripts take 751.4 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 60.0 kB

  • Original 73.7 kB
  • After minification 61.4 kB
  • After compression 13.7 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 12.2 kB, which is 17% 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 60.0 kB or 81% of the original size.

Image Optimization

-7%

Potential reduce by 9.7 kB

  • Original 132.0 kB
  • After minification 122.4 kB

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. YBM Sisa images are well optimized though.

JavaScript Optimization

-79%

Potential reduce by 592.1 kB

  • Original 751.4 kB
  • After minification 482.8 kB
  • After compression 159.3 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 592.1 kB or 79% of the original size.

CSS Optimization

-50%

Potential reduce by 32.6 kB

  • Original 65.4 kB
  • After minification 63.1 kB
  • After compression 32.8 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. Ybmsisa.com needs all CSS files to be minified and compressed as it can save up to 32.6 kB or 50% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (43%)

Requests Now

54

After Optimization

31

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of YBM Sisa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

ybmsisa.com accessibility score

36

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

ybmsisa.com 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

SEO Factors

ybmsisa.com SEO score

79

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

Language and Encoding

  • Language Detected

    KO

  • Language Claimed

    KO

  • Encoding

    EUC-KR

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ybmsisa.com 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 Ybmsisa.com 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 YBM Sisa. 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: