Tools & Wizards About Us

Report Summary

  • 2

    Performance

    Renders faster than
    20% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

barcodelab.co.kr

바코드랩 - 지능형 데이터 캡처 솔루션

Page Load Speed

18.5 sec in total

First Response

2.1 sec

Resources Loaded

15.9 sec

Page Rendered

573 ms

About Website

Click here to check amazing Barcodelab content. Otherwise, check out these important facts you probably never knew about barcodelab.co.kr

지능형 데이터 캡처 솔루션, 바코드장비, 라벨공장운영, 소모품 및 시스템 통합

Visit barcodelab.co.kr

Key Findings

We analyzed Barcodelab.co.kr page load time and found that the first response time was 2.1 sec and then it took 16.5 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.

Performance Metrics

barcodelab.co.kr performance score

2

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.7 s

0/100

25%

SI (Speed Index)

Value20.9 s

0/100

10%

TBT (Total Blocking Time)

Value3,060 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.617

10/100

15%

TTI (Time to Interactive)

Value24.2 s

0/100

10%

Network Requests Diagram

www.barcodelab.co.kr

2070 ms

reset.css

587 ms

common.css

589 ms

layer.css

613 ms

layout.css

608 ms

Our browser made a total of 314 requests to load all elements on the main page. We found that 23% of them (71 requests) were addressed to the original Barcodelab.co.kr, 43% (136 requests) were made to Cdn-pro-web-223-42.cdn-nhncommerce.com and 12% (37 requests) were made to Godomall.speedycdn.net. The less responsive or slowest element that took the longest time to load (4.8 sec) relates to the external source Godomall.speedycdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (12%)

Content Size

8.8 MB

After Optimization

7.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Barcodelab.co.kr main page is 8.8 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. Images take 7.1 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 434.7 kB

  • Original 475.1 kB
  • After minification 384.2 kB
  • After compression 40.4 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 90.9 kB, which is 19% 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 434.7 kB or 91% of the original size.

Image Optimization

-2%

Potential reduce by 176.8 kB

  • Original 7.1 MB
  • After minification 6.9 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. Barcodelab images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 393.5 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 723.8 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 393.5 kB or 35% of the original size.

CSS Optimization

-35%

Potential reduce by 59.8 kB

  • Original 171.1 kB
  • After minification 153.3 kB
  • After compression 111.2 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. Barcodelab.co.kr needs all CSS files to be minified and compressed as it can save up to 59.8 kB or 35% of the original size.

Requests Breakdown

Number of requests can be reduced by 80 (27%)

Requests Now

291

After Optimization

211

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 291 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Barcodelab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 52 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

barcodelab.co.kr accessibility score

66

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

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

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

barcodelab.co.kr best practices score

67

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

barcodelab.co.kr SEO score

77

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

High

Page is blocked from indexing

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 doesn't use 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 Barcodelab.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 Barcodelab.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

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