What powers krsea.or.kr?

Last seen Aug 2026 · 13 technologies across 10 categories

CDN

Google Hosted Libraries
since Feb 2022

CMS

Gnuboard
since Nov 2022

Databases

MySQL
since Nov 2022

Font scripts

Font Awesome
since Nov 2021

JavaScript libraries

jQuery v1.8.3
since Nov 2021
jQuery UI v1.11.3
since Nov 2021
Swiper
since Nov 2022

Operating systems

UNIX
since Nov 2021

Programming languages

PHP
since Nov 2021

Video players

YouTube
since Aug 2026

Web server extensions

mod_ssl v2.2.22
since Nov 2021
OpenSSL v1.0.0
since Nov 2021

Web servers

Apache HTTP Server v2.2.22
since Nov 2021

AI Crawlers

Blocks 16 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.

Training crawlers

  • AI2Bot Blocked
  • Applebot-Extended Blocked
  • CCBot Blocked
  • ClaudeBot Blocked
  • cohere-training-data-crawler Blocked
  • Diffbot Blocked
  • FacebookBot Blocked
  • Google-Extended Blocked
  • GPTBot Blocked
  • meta-externalagent Blocked

Search and AI assistants

  • Amazonbot Blocked
  • DuckAssistBot Blocked
  • OAI-SearchBot Blocked
  • PerplexityBot Blocked

User-request fetchers

  • ChatGPT-User Blocked
  • Perplexity-User Blocked

The other 17 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

AI Crawlers

16 of 33 AI crawlers blocked

Full breakdown

Audience

  • South Korea

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

1.10 / 10 · ranked #11,069,482 of all domains

4 referring domains · OpenPageRank

Core Web Vitals

LCP0.3 s
INP25 ms
CLS0
TTFB100 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: Korean
  • Weight: 13.6 MB · 102 requests

Homepage as crawled by the HTTP Archive, Sep 2026.

Subdomains

HostTechs
www.krsea.or.kr 13
krsea.or.kr 12

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