Tools & Wizards About Us
rinnai.co.kr screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 72

    SEO

    Google-friendlier than
    31% of websites

rinnai.co.kr

Rinnai

Page Load Speed

30.4 sec in total

First Response

1.3 sec

Resources Loaded

28.5 sec

Page Rendered

615 ms

rinnai.co.kr screenshot

About Website

Welcome to rinnai.co.kr homepage info - get ready to check Rinnai best content for South Korea right away, or after learning these important things about rinnai.co.kr

린나이와 함께 만드는 온전한 습관

Visit rinnai.co.kr

Key Findings

We analyzed Rinnai.co.kr page load time and found that the first response time was 1.3 sec and then it took 29.1 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

rinnai.co.kr performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value26.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value39.4 s

0/100

25%

SI (Speed Index)

Value30.2 s

0/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.733

6/100

15%

TTI (Time to Interactive)

Value27.0 s

0/100

10%

Network Requests Diagram

rinnai.co.kr

1279 ms

base.css

500 ms

common.css

734 ms

t_content.css

742 ms

main.css

810 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 95% of them (63 requests) were addressed to the original Rinnai.co.kr, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (20.1 sec) belongs to the original domain Rinnai.co.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 767.3 kB (18%)

Content Size

4.2 MB

After Optimization

3.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rinnai.co.kr main page is 4.2 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. 35% of websites need less resources to load. Images take 3.7 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 32.2 kB

  • Original 39.6 kB
  • After minification 33.6 kB
  • After compression 7.4 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 6.0 kB, which is 15% 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 32.2 kB or 81% of the original size.

Image Optimization

-10%

Potential reduce by 384.9 kB

  • Original 3.7 MB
  • After minification 3.3 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. Rinnai images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 230.0 kB

  • Original 349.6 kB
  • After minification 332.8 kB
  • After compression 119.6 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 230.0 kB or 66% of the original size.

CSS Optimization

-83%

Potential reduce by 120.2 kB

  • Original 144.3 kB
  • After minification 126.0 kB
  • After compression 24.2 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. Rinnai.co.kr needs all CSS files to be minified and compressed as it can save up to 120.2 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (35%)

Requests Now

60

After Optimization

39

  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rinnai. 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 from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rinnai.co.kr

rinnai.co.kr

1279 ms

base.css

base.css

500 ms

common.css

common.css

734 ms

t_content.css

t_content.css

742 ms

main.css

main.css

810 ms

service.css

service.css

835 ms

company.css

company.css

600 ms

product.css

product.css

736 ms

nanumbarungothic.css

nanumbarungothic.css

927 ms

rinnai.css

rinnai.css

970 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

1411 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

980 ms

TweenMax.min.js

TweenMax.min.js

1553 ms

jquery.mapresizer.js

jquery.mapresizer.js

1086 ms

idangerous.swiper.min.js

idangerous.swiper.min.js

1483 ms

jquery.placeholder.js

jquery.placeholder.js

1179 ms

ZeroClipboard.min.js

ZeroClipboard.min.js

1194 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

1329 ms

common.js

common.js

1388 ms

jquery.touch.js

jquery.touch.js

1198 ms

jquery.swipe.js

jquery.swipe.js

1383 ms

other.css

other.css

897 ms

main_logo.png

main_logo.png

255 ms

btn_search.png

btn_search.png

298 ms

btn_search_close.png

btn_search_close.png

493 ms

search.png

search.png

566 ms

main_visual_admired3.png

main_visual_admired3.png

1981 ms

main_visual1_left_16.png

main_visual1_left_16.png

2979 ms

sk_smart_home.png

sk_smart_home.png

490 ms

main_visual1_left_sk.png

main_visual1_left_sk.png

3978 ms

main_visual1_left_CO.png

main_visual1_left_CO.png

6008 ms

LGU.png

LGU.png

720 ms

main_visual_left_LG.png

main_visual_left_LG.png

1284 ms

btn_slide_dark.png

btn_slide_dark.png

929 ms

btn_left2.png

btn_left2.png

1414 ms

btn_right2.png

btn_right2.png

1779 ms

quick_icon1.png

quick_icon1.png

1661 ms

quick_icon2.png

quick_icon2.png

1871 ms

quick_icon3.png

quick_icon3.png

2015 ms

quick_icon4.png

quick_icon4.png

2077 ms

line.png

line.png

2182 ms

news1.png

news1.png

2713 ms

news3.png

news3.png

2914 ms

news5.png

news5.png

2785 ms

news7.png

news7.png

4164 ms

news2.png

news2.png

3668 ms

news4.png

news4.png

3824 ms

news6.png

news6.png

4713 ms

news8.png

news8.png

4518 ms

main_history_bg.png

main_history_bg.png

8166 ms

main.css

main.css

4497 ms

co1.png

co1.png

5156 ms

arrow2_right.png

arrow2_right.png

4802 ms

co2.png

co2.png

5387 ms

co3.png

co3.png

6368 ms

co4.png

co4.png

6009 ms

btn_close.png

btn_close.png

5385 ms

icon_fb.png

icon_fb.png

5546 ms

analytics.js

analytics.js

65 ms

collect

collect

50 ms

collect

collect

182 ms

NanumBarunGothic.woff

NanumBarunGothic.woff

5337 ms

NanumBarunGothicLight.ttf

NanumBarunGothicLight.ttf

5498 ms

NanumBarunGothicBold.ttf

NanumBarunGothicBold.ttf

20146 ms

icon_yt.png

icon_yt.png

5514 ms

NanumBarunGothic.ttf

NanumBarunGothic.ttf

20010 ms

Accessibility Review

rinnai.co.kr accessibility score

79

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

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

rinnai.co.kr best practices score

83

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

Page has valid source maps

SEO Factors

rinnai.co.kr SEO score

72

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    KO

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rinnai.co.kr can be misinterpreted by Google and other search engines. Our service has detected that Korean is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Rinnai.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

rinnai.co.kr

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