Access isic.co.kr. ISIC KOREA - ISIC은 International Student Identity Card (국제 학생증)의 약자입니다.

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value6.0 s

46/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.211

59/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

isic.co.kr

1506 ms

wp-emoji-release.min.js

1185 ms

bootstrap.min.css

1995 ms

font-awesome.min.css

1236 ms

styles.css

825 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 56% of them (42 requests) were addressed to the original Isic.co.kr, 13% (10 requests) were made to Fonts.gstatic.com and 8% (6 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (3 sec) relates to the external source Ad2.logger.co.kr.

Content Size

2.4 MB

After Optimization

1.3 MB

In fact, the total size of Isic.co.kr main page is 2.4 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 33.4 kB

Original 41.6 kB
After minification 39.5 kB
After compression 8.2 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 33.4 kB or 80% of the original size.

Image Optimization

-11%

Potential reduce by 131.4 kB

Original 1.2 MB
After minification 1.1 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. Obviously, ISIC needs image optimization as it can save up to 131.4 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 333.2 kB

Original 502.6 kB
After minification 467.8 kB
After compression 169.4 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 333.2 kB or 66% of the original size.

CSS Optimization

-83%

Potential reduce by 548.2 kB

Original 657.0 kB
After minification 595.6 kB
After compression 108.8 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. Isic.co.kr needs all CSS files to be minified and compressed as it can save up to 548.2 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ISIC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

KO
Language Claimed

KO
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isic.co.kr can be misinterpreted by Google and other search engines. Our service has detected that Korean is used on the page, and it matches the claimed language. Our system also found out that Isic.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

isic.co.kr

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

Report Summary

Performance

Accessibility

Best Practices

SEO

ISIC KOREA - ISIC은 International Student Identity Card (국제 학생증)의 약자입니다.

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

isic.co.kr

wp-emoji-release.min.js

bootstrap.min.css

font-awesome.min.css

styles.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

isic.co.kr

wp-emoji-release.min.js

bootstrap.min.css

font-awesome.min.css

styles.css

superfish.css

css

style.css

responsive.css

font-awesome.css

jquery.js

jquery-migrate.min.js

bootstrap.min.js

hoverIntent.min.js

superfish.js

custom.js

jquery.bxslider.js

iframeResize.js

jquery.form.min.js

scripts.js

navigation.js

skip-link-focus-fix.js

wp-embed.min.js

style.css

nanumbrushscript.css

nanumgothic.css

nanumgothiccoding.css

nanummyeongjo.css

nanumpenscript.css

analytics.js

ISIC_logo_tagline1.png

zmtNZ61USDs

tracker_ad.tsp

TopBanner4.jpg

boardListByIndex.jsp

boardListByIndexNotice.jsp

card1.jpg

card_itic.jpg

card3.jpg

Benefits_flG.jpg

BenefitsEurailG.jpg

BenefitsAcG1.jpg

mt.jpg