Tools & Wizards About Us

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

hoctienghanquoc.org

Trung tâm tiếng hàn - SOFL 한 국 어 학 당 Luyện thi Tiếng Hàn Topik

Page Load Speed

8.1 sec in total

First Response

1.2 sec

Resources Loaded

6.5 sec

Page Rendered

346 ms

About Website

Click here to check amazing Hoctienghanquoc content for Vietnam. Otherwise, check out these important facts you probably never knew about hoctienghanquoc.org

Trung tâm dạy tiếng Hàn nổi tiếng tốt nhất Hà Nội ,là nơi học tiếng hàn quốc, luyện thi tiếng hàn Topik,KLPT, chia sẻ kinh nghiệm, tài liệu, file nghe tiếng Hàn

Visit hoctienghanquoc.org

Key Findings

We analyzed Hoctienghanquoc.org page load time and found that the first response time was 1.2 sec and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

hoctienghanquoc.org performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value9.3 s

12/100

10%

TBT (Total Blocking Time)

Value260 ms

83/100

30%

CLS (Cumulative Layout Shift)

Value0.263

47/100

15%

TTI (Time to Interactive)

Value11.9 s

16/100

10%

Network Requests Diagram

hoctienghanquoc.org

1191 ms

js

69 ms

reset.css

503 ms

template.css

557 ms

icons.css

577 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 79% of them (77 requests) were addressed to the original Hoctienghanquoc.org, 10% (10 requests) were made to Static.xx.fbcdn.net and 3% (3 requests) were made to Opi.yahoo.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Hoctienghanquoc.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 257.9 kB (20%)

Content Size

1.3 MB

After Optimization

1.0 MB

  • HTML
  • Images

In fact, the total size of Hoctienghanquoc.org main page is 1.3 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 93.4 kB

  • Original 109.7 kB
  • After minification 99.9 kB
  • After compression 16.4 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. 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 93.4 kB or 85% of the original size.

Image Optimization

-14%

Potential reduce by 164.6 kB

  • Original 1.2 MB
  • After minification 1.0 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. Obviously, Hoctienghanquoc needs image optimization as it can save up to 164.6 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

Requests Breakdown

Number of requests can be reduced by 35 (38%)

Requests Now

91

After Optimization

56

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hoctienghanquoc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

hoctienghanquoc.org accessibility score

91

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

hoctienghanquoc.org best practices score

58

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

hoctienghanquoc.org SEO score

90

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

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

    VI

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hoctienghanquoc.org can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Hoctienghanquoc.org 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 description is not detected on the main page of Hoctienghanquoc. 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: