Access th-korean.com.hk. 韓文課程 - 大韓韓國語專門學校 Daehan Korean Language School

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

79/100

25%

SI (Speed Index)

Value5.7 s

51/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.103

89/100

15%

TTI (Time to Interactive)

Value3.6 s

91/100

10%

th-korean.com.hk

765 ms

SpryAccordion.js

217 ms

SpryAccordion.css

419 ms

koreancss.css

427 ms

slide.css

430 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 94% of them (65 requests) were addressed to the original Th-korean.com.hk, 3% (2 requests) were made to S.yimg.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (7.5 sec) belongs to the original domain Th-korean.com.hk.

Content Size

4.9 MB

After Optimization

1.4 MB

In fact, the total size of Th-korean.com.hk main page is 4.9 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. 50% of websites need less resources to load. Images take 4.8 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 25.0 kB

Original 33.6 kB
After minification 32.3 kB
After compression 8.5 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 25.0 kB or 75% of the original size.

Image Optimization

-72%

Potential reduce by 3.4 MB

Original 4.8 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. Obviously, Th Korean needs image optimization as it can save up to 3.4 MB or 72% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-28%

Potential reduce by 17.1 kB

Original 61.2 kB
After minification 61.2 kB
After compression 44.1 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 17.1 kB or 28% of the original size.

CSS Optimization

-43%

Potential reduce by 1.4 kB

Original 3.1 kB
After minification 2.3 kB
After compression 1.8 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. Th-korean.com.hk needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 43% of the original size.

Requests Now

After Optimization

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Th Korean. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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

High

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

High

Serves images with low resolution

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Language and Encoding

Language Detected

ZH
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Th-korean.com.hk can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Th-korean.com.hk 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

th-korean.com.hk

Open Graph description is not detected on the main page of Th Korean. 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

韓文課程 - 大韓韓國語專門學校 Daehan Korean Language School - 學韓語

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

th-korean.com.hk

SpryAccordion.js

SpryAccordion.css

koreancss.css

slide.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

th-korean.com.hk

SpryAccordion.js

SpryAccordion.css

koreancss.css

slide.css

jquery-1.2.6.pack.js

slidepic.js

ytc.js

bg.jpg

tel.jpg

daehan_korean.jpg

bar_left.jpg

bar_about.jpg

bar_korean.jpg

bar_schedule.jpg

bar_apply.jpg

bar_koreanstudy.jpg

bar_translation.jpg

bar_recruit.jpg

bar_contact.jpg

bar_right.jpg

loading.gif

korean01.jpg

korean_study.jpg

Korean_cover_diploma.png

Korean_cover_strength.png

Korean_cover_integrated.png

Korean_cover_fastest.png

Korean_cover_promotion.png

Korean_cover_student.png

Korean_cover_summer.png

Korean_cover_summer_intensive.png

korean15.jpg

korean13.jpg

Daehan_fastkorean_new.png

korean02.jpg

poster_daehan_discount.png

winter_2023_KoreaStudy.jpg

PCCW.jpg

mediazone.jpg

Daehan_Intensive.jpg

list01.png

daehanphoto01.jpg