Access seoul.co.kr. 서울신문

name

value

score

weighting

FCP (First Contentful Paint)

Value9.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.2 s

0/100

25%

SI (Speed Index)

Value16.5 s

0/100

10%

TBT (Total Blocking Time)

Value12,330 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.425

22/100

15%

TTI (Time to Interactive)

Value26.4 s

0/100

10%

seoul.co.kr

1750 ms

main.js

1012 ms

interworks.js

818 ms

index_12_p.css

1089 ms

main.js

906 ms

Our browser made a total of 140 requests to load all elements on the main page. We found that 9% of them (13 requests) were addressed to the original Seoul.co.kr, 71% (100 requests) were made to Img.seoul.co.kr and 4% (6 requests) were made to Radiokorea.com. The less responsive or slowest element that took the longest time to load (3.6 sec) relates to the external source Wwwads.seoul.co.kr.

Content Size

3.6 MB

After Optimization

2.5 MB

In fact, the total size of Seoul.co.kr main page is 3.6 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 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 70.0 kB

Original 91.1 kB
After minification 76.8 kB
After compression 21.1 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. This page needs HTML code to be minified as it can gain 14.4 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 70.0 kB or 77% of the original size.

Image Optimization

-8%

Potential reduce by 178.8 kB

Original 2.3 MB
After minification 2.2 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. Seoul images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 355.6 kB

Original 519.5 kB
After minification 465.7 kB
After compression 163.9 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 355.6 kB or 68% of the original size.

CSS Optimization

-77%

Potential reduce by 479.4 kB

Original 619.6 kB
After minification 595.3 kB
After compression 140.2 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. Seoul.co.kr needs all CSS files to be minified and compressed as it can save up to 479.4 kB or 77% of the original size.

Requests Now

139

After Optimization

105

The browser has sent 139 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Seoul. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

ARIA input fields do not have accessible names

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 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

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

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

High

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

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

Search Engine Optimization Advices

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

High

robots.txt is not valid

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

N/A
Encoding

EUC-KR

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Seoul.co.kr can be misinterpreted by Google and other search engines. Our service has detected that Korean 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 Seoul.co.kr main page’s claimed encoding is euc-kr. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

seoul.co.kr

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

서울신문

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

seoul.co.kr

main.js

interworks.js

index_12_p.css

main.js

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

seoul.co.kr

main.js

interworks.js

index_12_p.css

main.js

jquery142.js

header_12.css

sochi.css

jquery.cycle.all.min.js

jq_FancyTransitions.js

footer_12.css

weblog_seoul.js

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