Tools & Wizards About Us

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

krsim.net

Korea SIM card, Korean prepaid unlimited data USIM, eSIM, WiFi Egg(Router) in Airports

Page Load Speed

2.5 sec in total

First Response

225 ms

Resources Loaded

1.5 sec

Page Rendered

731 ms

About Website

Welcome to krsim.net homepage info - get ready to check Kr SIM best content for South Korea right away, or after learning these important things about krsim.net

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Key Findings

We analyzed Krsim.net page load time and found that the first response time was 225 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

krsim.net performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value1,240 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.04

99/100

15%

TTI (Time to Interactive)

Value21.2 s

1/100

10%

Network Requests Diagram

krsim.net

225 ms

krsim.net

32 ms

jet.js

222 ms

common.js

8 ms

jquery-1.11.3.min.js

18 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 64% of them (56 requests) were addressed to the original Krsim.net, 11% (10 requests) were made to Cdn.jsdelivr.net and 5% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Krsim.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 291.8 kB (6%)

Content Size

4.8 MB

After Optimization

4.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Krsim.net main page is 4.8 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 105.4 kB

  • Original 137.2 kB
  • After minification 123.1 kB
  • After compression 31.8 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. 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 105.4 kB or 77% of the original size.

Image Optimization

-4%

Potential reduce by 172.8 kB

  • Original 4.2 MB
  • After minification 4.0 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. Kr SIM images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 2.1 kB

  • Original 478.3 kB
  • After minification 478.3 kB
  • After compression 476.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-61%

Potential reduce by 11.5 kB

  • Original 18.8 kB
  • After minification 18.8 kB
  • After compression 7.3 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. Krsim.net needs all CSS files to be minified and compressed as it can save up to 11.5 kB or 61% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (44%)

Requests Now

75

After Optimization

42

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kr SIM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

krsim.net accessibility score

86

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

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

krsim.net best practices score

50

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

krsim.net SEO score

98

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Krsim.net can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Krsim.net 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 Kr SIM. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: