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jt-corp.co.kr screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

jt-corp.co.kr

여러분의 방문을 환영합니다.

Page Load Speed

7.3 sec in total

First Response

2.5 sec

Resources Loaded

4.7 sec

Page Rendered

98 ms

jt-corp.co.kr screenshot

About Website

Welcome to jt-corp.co.kr homepage info - get ready to check Jt Corp best content right away, or after learning these important things about jt-corp.co.kr

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Key Findings

We analyzed Jt-corp.co.kr page load time and found that the first response time was 2.5 sec and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

jt-corp.co.kr performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value2.7 s

97/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value1.0 s

100/100

10%

Network Requests Diagram

jt-corp.co.kr

2492 ms

style.css

449 ms

jquery-1.4.2.min.js

1500 ms

common.js

897 ms

b4.common.js

901 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that all of those requests were addressed to Jt-corp.co.kr and no external sources were called. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Jt-corp.co.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 107.8 kB (47%)

Content Size

229.1 kB

After Optimization

121.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jt-corp.co.kr main page is 229.1 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Javascripts take 114.6 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 5.5 kB

  • Original 7.3 kB
  • After minification 5.6 kB
  • After compression 1.8 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 1.7 kB, which is 24% 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 5.5 kB or 75% of the original size.

Image Optimization

-17%

Potential reduce by 17.7 kB

  • Original 104.8 kB
  • After minification 87.1 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. Obviously, Jt Corp needs image optimization as it can save up to 17.7 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-72%

Potential reduce by 82.9 kB

  • Original 114.6 kB
  • After minification 99.4 kB
  • After compression 31.7 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 82.9 kB or 72% of the original size.

CSS Optimization

-70%

Potential reduce by 1.7 kB

  • Original 2.4 kB
  • After minification 1.9 kB
  • After compression 706 B

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. Jt-corp.co.kr needs all CSS files to be minified and compressed as it can save up to 1.7 kB or 70% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (30%)

Requests Now

10

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jt Corp. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

jt-corp.co.kr

jt-corp.co.kr

2492 ms

style.css

style.css

449 ms

jquery-1.4.2.min.js

jquery-1.4.2.min.js

1500 ms

common.js

common.js

897 ms

b4.common.js

b4.common.js

901 ms

wrest.js

wrest.js

712 ms

m0101.jpg

m0101.jpg

749 ms

m0201.jpg

m0201.jpg

677 ms

m0301.jpg

m0301.jpg

919 ms

adm.gif

adm.gif

256 ms

hdweb.gif

hdweb.gif

242 ms

head_bg.gif

head_bg.gif

469 ms

Accessibility Review

jt-corp.co.kr accessibility score

100

Accessibility Issues

Best Practices

jt-corp.co.kr best practices score

83

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

Serves images with low resolution

SEO Factors

jt-corp.co.kr SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    EUC-KR

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jt-corp.co.kr can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Jt-corp.co.kr 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

jt-corp.co.kr

Open Graph description is not detected on the main page of Jt Corp. 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: