Report Summary

  • 0

    Performance

  • 33

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

zzum.kr

도메인 ZZUM.KR : 도메인 검색, 한글 도메인 등록, 영문 도메인 등록, 도메인 연장, 무료 부가서비스

Page Load Speed

5.8 sec in total

First Response

764 ms

Resources Loaded

5 sec

Page Rendered

92 ms

zzum.kr screenshot

About Website

Welcome to zzum.kr homepage info - get ready to check ZZUM best content right away, or after learning these important things about zzum.kr

Visit zzum.kr

Key Findings

We analyzed Zzum.kr page load time and found that the first response time was 764 ms and then it took 5.1 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

zzum.kr performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0

0/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value0

0/100

30%

CLS (Cumulative Layout Shift)

Value0.029

100/100

15%

TTI (Time to Interactive)

Value0

0/100

10%

Network Requests Diagram

zzum.kr

764 ms

weblog.js

635 ms

index.php

1036 ms

style.css

588 ms

index_script.js

394 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 98% of them (59 requests) were addressed to the original Zzum.kr, 2% (1 request) were made to Builderlog2-007.cafe24.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Zzum.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 15.1 kB (79%)

Content Size

19.2 kB

After Optimization

4.1 kB

In fact, the total size of Zzum.kr main page is 19.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. CSS take 17.0 kB which makes up the majority of the site volume.

HTML Optimization

-37%

Potential reduce by 225 B

  • Original 611 B
  • After minification 607 B
  • After compression 386 B

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 225 B or 37% of the original size.

JavaScript Optimization

-69%

Potential reduce by 1.1 kB

  • Original 1.6 kB
  • After minification 1.3 kB
  • After compression 486 B

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 1.1 kB or 69% of the original size.

CSS Optimization

-81%

Potential reduce by 13.8 kB

  • Original 17.0 kB
  • After minification 15.5 kB
  • After compression 3.2 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. Zzum.kr needs all CSS files to be minified and compressed as it can save up to 13.8 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (52%)

Requests Now

58

After Optimization

28

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ZZUM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

zzum.kr accessibility score

33

Accessibility Issues

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

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

Best Practices

zzum.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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

zzum.kr SEO score

64

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    KO

  • Language Claimed

    N/A

  • Encoding

    EUC-KR

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zzum.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 Zzum.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

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