Access ulleung.go.kr. 아름다운 신비의 섬

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

29/100

25%

SI (Speed Index)

Value4.9 s

66/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.364

29/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

ulleung.go.kr

839 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Ulleung.go.kr and no external sources were called. The less responsive or slowest element that took the longest time to load (839 ms) belongs to the original domain Ulleung.go.kr.

Content Size

661 B

After Optimization

435 B

In fact, the total size of Ulleung.go.kr main page is 661 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 661 B which makes up the majority of the site volume.

HTML Optimization

-34%

Potential reduce by 226 B

Original 661 B
After minification 651 B
After compression 435 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 226 B or 34% of the original size.

Requests Now

After Optimization

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

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

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

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Page is blocked from indexing

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

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 Ulleung.go.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 Ulleung.go.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

ulleung.go.kr

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