Tools & Wizards About Us
energycenter.co.kr screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

energycenter.co.kr

월간 에너지관리

Page Load Speed

14.2 sec in total

First Response

4.4 sec

Resources Loaded

9.5 sec

Page Rendered

237 ms

energycenter.co.kr screenshot

About Website

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

월간 에너지관리

Visit energycenter.co.kr

Key Findings

We analyzed Energycenter.co.kr page load time and found that the first response time was 4.4 sec and then it took 9.7 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

energycenter.co.kr performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value20.7 s

0/100

25%

SI (Speed Index)

Value17.7 s

0/100

10%

TBT (Total Blocking Time)

Value620 ms

48/100

30%

CLS (Cumulative Layout Shift)

Value1.016

2/100

15%

TTI (Time to Interactive)

Value17.7 s

4/100

10%

Network Requests Diagram

energycenter.co.kr

4438 ms

vendor_blue_10.css

128 ms

vendor_red_10.css

118 ms

im_component.css

126 ms

alarm_menu.css

125 ms

Our browser made a total of 187 requests to load all elements on the main page. We found that 21% of them (40 requests) were addressed to the original Energycenter.co.kr, 39% (72 requests) were made to Vendor-cdn.imweb.me and 34% (64 requests) were made to Cdn.imweb.me. The less responsive or slowest element that took the longest time to load (4.4 sec) belongs to the original domain Energycenter.co.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 867.0 kB (54%)

Content Size

1.6 MB

After Optimization

740.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Energycenter.co.kr main page is 1.6 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. HTML takes 795.3 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 707.0 kB

  • Original 795.3 kB
  • After minification 764.5 kB
  • After compression 88.3 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. 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 707.0 kB or 89% of the original size.

Image Optimization

-72%

Potential reduce by 2.3 kB

  • Original 3.2 kB
  • After minification 902 B

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, Energycenter needs image optimization as it can save up to 2.3 kB or 72% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-22%

Potential reduce by 119.7 kB

  • Original 545.2 kB
  • After minification 543.7 kB
  • After compression 425.5 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 119.7 kB or 22% of the original size.

CSS Optimization

-14%

Potential reduce by 38.0 kB

  • Original 264.0 kB
  • After minification 242.6 kB
  • After compression 226.0 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. Energycenter.co.kr needs all CSS files to be minified and compressed as it can save up to 38.0 kB or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 106 (61%)

Requests Now

173

After Optimization

67

  • Images
  • JavaScript
  • CSS

The browser has sent 173 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Energycenter. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 82 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

energycenter.co.kr

energycenter.co.kr

4438 ms

vendor_blue_10.css

vendor_blue_10.css

128 ms

vendor_red_10.css

vendor_red_10.css

118 ms

im_component.css

im_component.css

126 ms

alarm_menu.css

alarm_menu.css

125 ms

function.css

function.css

142 ms

site.css

site.css

142 ms

site2.css

site2.css

160 ms

iefix2.css

iefix2.css

159 ms

animate.css

animate.css

155 ms

chosen.css

chosen.css

175 ms

chosenImage.css

chosenImage.css

159 ms

style.css

style.css

174 ms

ii.css

ii.css

175 ms

pretendardvariable.css

pretendardvariable.css

175 ms

pretendard.css

pretendard.css

176 ms

style.css

style.css

176 ms

custom.cm

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545 ms

tailwind.css

tailwind.css

177 ms

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187 ms

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180 ms

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124 ms

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125 ms

score_dream.css

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126 ms

jquery.js

jquery.js

118 ms

jquery-ui.design.js

jquery-ui.design.js

118 ms

lodash.min.js

lodash.min.js

116 ms

axios.min.js

axios.min.js

115 ms

postcode.v2.js

postcode.v2.js

219 ms

player.js

player.js

144 ms

bootstrap.min.js

bootstrap.min.js

111 ms

jquery.fileupload.js

jquery.fileupload.js

113 ms

jquery.lazyload.min.js

jquery.lazyload.min.js

118 ms

KR_KRW_currency.js

KR_KRW_currency.js

202 ms

common.js

common.js

116 ms

im_component.js

im_component.js

112 ms

site_common.js

site_common.js

118 ms

imagesloaded.pkgd.min.js

imagesloaded.pkgd.min.js

118 ms

jquery.smooth-scroll.min.js

jquery.smooth-scroll.min.js

114 ms

gambit-smoothscroll-min.js

gambit-smoothscroll-min.js

118 ms

ThreeCanvas.js

ThreeCanvas.js

121 ms

preview_mode.js

preview_mode.js

193 ms

site.js

site.js

196 ms

site_member.js

site_member.js

365 ms

mobile_menu.js

mobile_menu.js

368 ms

sns_share.js

sns_share.js

838 ms

android_image_upload.js

android_image_upload.js

370 ms

alarm_menu.js

alarm_menu.js

839 ms

alarm_badge.js

alarm_badge.js

878 ms

one_page.js

one_page.js

878 ms

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877 ms

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secret_article.js

838 ms

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article_reaction.js

932 ms

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site_shop.js

1247 ms

board_common.js

board_common.js

877 ms

site_shop_mypage.js

site_shop_mypage.js

1194 ms

site_search.js

site_search.js

1046 ms

zipcode_daum.js

zipcode_daum.js

1047 ms

site_booking.js

site_booking.js

1047 ms

site_section.js

site_section.js

1109 ms

app.js

app.js

1368 ms

header_fixed_menu.js

header_fixed_menu.js

1370 ms

header_more_menu.js

header_more_menu.js

1195 ms

header_center_colgroup.js

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1453 ms

mobile_carousel_menu.js

mobile_carousel_menu.js

1368 ms

header_mega_dropdown.js

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1547 ms

header_overlay.js

header_overlay.js

1422 ms

site_log.js

site_log.js

1548 ms

advanced_trace.js

advanced_trace.js

1717 ms

site_animation.js

site_animation.js

1548 ms

site_event_check.js

site_event_check.js

1597 ms

site_widget.js

site_widget.js

1802 ms

channel_plugin.js

channel_plugin.js

1894 ms

device_uuid.js

device_uuid.js

1723 ms

wcslog.js

wcslog.js

108 ms

image.js

image.js

1900 ms

snow.js

snow.js

87 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

86 ms

lightgallery-all.min.js

lightgallery-all.min.js

98 ms

bootstrap.slide-menu.js

bootstrap.slide-menu.js

71 ms

bootstrap.slide-menu-alarm.js

bootstrap.slide-menu-alarm.js

58 ms

bootstrap-hover-dropdown.min.js

bootstrap-hover-dropdown.min.js

58 ms

jquery-scrolltofixed.js

jquery-scrolltofixed.js

55 ms

jquery.trackpad-scroll-emulator.js

jquery.trackpad-scroll-emulator.js

57 ms

modernizr.custom.js

modernizr.custom.js

42 ms

classie.js

classie.js

40 ms

jquery.exif.js

jquery.exif.js

42 ms

jquery.canvasResize.js

jquery.canvasResize.js

41 ms

autosize.js

autosize.js

43 ms

owl.carousel2.js

owl.carousel2.js

44 ms

slick.min.js

slick.min.js

41 ms

jquery.number.min.js

jquery.number.min.js

39 ms

nprogress.js

nprogress.js

36 ms

tinycolor-min.js

tinycolor-min.js

42 ms

moment.min.js

moment.min.js

36 ms

moment-with-locales.js

moment-with-locales.js

40 ms

bootstrap-datepicker.js

bootstrap-datepicker.js

40 ms

jquery.timepicker.min.js

jquery.timepicker.min.js

31 ms

vue.global.prod.js

vue.global.prod.js

66 ms

ie-checker-min.js

ie-checker-min.js

25 ms

jquery.chosen.js

jquery.chosen.js

30 ms

froogaloop2.min.js

froogaloop2.min.js

30 ms

vue.global.prod.js

vue.global.prod.js

24 ms

newest_post.js

newest_post.js

1760 ms

gallery.js

gallery.js

1705 ms

notosanskr-hestia.css

notosanskr-hestia.css

11 ms

notosans.css

notosans.css

12 ms

nanumgothic.css

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61 ms

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96 ms

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96 ms

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96 ms

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96 ms

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64 ms

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95 ms

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97 ms

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97 ms

NotoSans.woff

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96 ms

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Accessibility Review

energycenter.co.kr accessibility score

76

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

energycenter.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

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

SEO Factors

energycenter.co.kr SEO score

86

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 Energycenter.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 Energycenter.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

energycenter.co.kr

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