Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

Page Load Speed

14.4 sec in total

First Response

807 ms

Resources Loaded

13.5 sec

Page Rendered

136 ms

ondisk.co.kr screenshot

About Website

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

Visit ondisk.co.kr

Key Findings

We analyzed Ondisk.co.kr page load time and found that the first response time was 807 ms and then it took 13.6 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

ondisk.co.kr performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value14.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.8 s

0/100

25%

SI (Speed Index)

Value19.9 s

0/100

10%

TBT (Total Blocking Time)

Value580 ms

51/100

30%

CLS (Cumulative Layout Shift)

Value0.415

23/100

15%

TTI (Time to Interactive)

Value19.0 s

3/100

10%

Network Requests Diagram

ondisk.co.kr

807 ms

index.php

2331 ms

session.php

510 ms

search_ui.min.css

4355 ms

main.min.css

4137 ms

Our browser made a total of 178 requests to load all elements on the main page. We found that 4% of them (8 requests) were addressed to the original Ondisk.co.kr, 70% (125 requests) were made to Image.ondisk.co.kr and 20% (36 requests) were made to Cimage.ondisk.co.kr. The less responsive or slowest element that took the longest time to load (7.3 sec) relates to the external source Cimage.ondisk.co.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 616.7 kB (28%)

Content Size

2.2 MB

After Optimization

1.6 MB

In fact, the total size of Ondisk.co.kr main page is 2.2 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. 55% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-60%

Potential reduce by 862 B

  • Original 1.4 kB
  • After minification 1.4 kB
  • After compression 568 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 862 B or 60% of the original size.

Image Optimization

-6%

Potential reduce by 95.1 kB

  • Original 1.5 MB
  • After minification 1.4 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. Ondisk images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 339.4 kB

  • Original 484.9 kB
  • After minification 483.3 kB
  • After compression 145.5 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 339.4 kB or 70% of the original size.

CSS Optimization

-83%

Potential reduce by 181.3 kB

  • Original 218.3 kB
  • After minification 207.8 kB
  • After compression 37.0 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. Ondisk.co.kr needs all CSS files to be minified and compressed as it can save up to 181.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (8%)

Requests Now

176

After Optimization

162

The browser has sent 176 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ondisk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ondisk.co.kr accessibility score

73

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.

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

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

Form elements do not have associated labels

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

ondisk.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

Page has valid source maps

SEO Factors

ondisk.co.kr SEO score

84

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

    EUC-KR

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

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