Report Summary

  • 37

    Performance

    Renders faster than
    57% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

calt.co.kr

한국도심공항-Best Way to the Airport

Page Load Speed

66.7 sec in total

First Response

888 ms

Resources Loaded

65.6 sec

Page Rendered

195 ms

calt.co.kr screenshot

About Website

Click here to check amazing Calt content for South Korea. Otherwise, check out these important facts you probably never knew about calt.co.kr

강남구 삼성동 위치, 공항 리무진버스 정상운행, 공항버스, 공항리무진 안내, 수락터미널 운영.

Visit calt.co.kr

Key Findings

We analyzed Calt.co.kr page load time and found that the first response time was 888 ms and then it took 65.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 22 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

calt.co.kr performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value57.2 s

0/100

25%

SI (Speed Index)

Value14.1 s

1/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.77

5/100

15%

TTI (Time to Interactive)

Value6.4 s

59/100

10%

Network Requests Diagram

www.calt.co.kr

888 ms

common.do

3716 ms

ga.js

25 ms

wcslog.js

83 ms

__utm.gif

18 ms

Our browser made a total of 129 requests to load all elements on the main page. We found that 91% of them (118 requests) were addressed to the original Calt.co.kr, 2% (3 requests) were made to Google-analytics.com and 2% (2 requests) were made to Wcs.naver.com. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain Calt.co.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 805.6 kB (7%)

Content Size

11.2 MB

After Optimization

10.4 MB

In fact, the total size of Calt.co.kr main page is 11.2 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. 30% of websites need less resources to load. Images take 10.3 MB which makes up the majority of the site volume.

HTML Optimization

-52%

Potential reduce by 834 B

  • Original 1.6 kB
  • After minification 1.6 kB
  • After compression 755 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 834 B or 52% of the original size.

Image Optimization

-1%

Potential reduce by 108.0 kB

  • Original 10.3 MB
  • After minification 10.2 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. Calt images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 600.9 kB

  • Original 847.5 kB
  • After minification 773.0 kB
  • After compression 246.6 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 600.9 kB or 71% of the original size.

CSS Optimization

-87%

Potential reduce by 95.8 kB

  • Original 110.6 kB
  • After minification 88.1 kB
  • After compression 14.8 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. Calt.co.kr needs all CSS files to be minified and compressed as it can save up to 95.8 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (19%)

Requests Now

106

After Optimization

86

The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Calt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

calt.co.kr accessibility score

79

Accessibility Issues

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

calt.co.kr best practices score

67

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

SEO Factors

calt.co.kr SEO score

100

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    KO

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Calt.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 Calt.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

Open Graph data is detected on the main page of Calt. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: