What powers krsim.net?

Last seen Oct 2026 · 28 technologies across 14 categories

Analytics

Amplitude
since Apr 2025
Facebook Pixel v2.9.419
since Jul 2021
Google Analytics
since Jan 2019
Microsoft Clarity
since Jul 2026
Naver Analytics
since Apr 2022
TikTok Pixel
since Feb 2024

Authentication

Facebook Login
since Jul 2021

CDN

Google Hosted Libraries
since Feb 2022
jsDelivr
since Apr 2024

Ecommerce

Cafe24
since Jul 2020
Cart Functionality
since Aug 2020

Font scripts

Google Font API
since Feb 2026

Issue trackers

Sentry
since Oct 2025

JavaScript frameworks

React
since Jun 2023
styled-components v5.3.9
since Jun 2023

JavaScript libraries

core-js v3.32.2
since Sep 2021
jQuery v3.6.0
since Jan 2019
Moment.js
since Oct 2024
Preact
since Oct 2025
Slick
since Apr 2024
Swiper
since Apr 2024

Live chat

Channel.io
since Jun 2023

Miscellaneous

Open Graph
since Sep 2022

Security

HSTS
since Sep 2022

Tag managers

Google Tag Manager
since Apr 2025

Video players

YouTube
since Dec 2023

Web servers

Nginx
since Jan 2019
OpenResty
since Apr 2026

AI Crawlers

Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Standards: llms.txt

Full breakdown

Audience

  • 60% phone
  • 40% desktop
  • United States
  • South Korea
  • Canada
  • United Kingdom
  • Australia
  • India

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

Open Page Rank

1.77 / 10 · ranked #4,512,172 of all domains

19 referring domains · OpenPageRank

Core Web Vitals

LCP2.5 s
INP75 ms
CLS0.2
TTFB1100 ms

Real user p75, Chrome UX Report, Oct 2026.

Page

  • Language: English
  • Weight: 12.1 MB · 154 requests
  • Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Oct 2026.

Organisation

From the homepage's own structured data (Oct 2026).

Infrastructure

  • Hosted on Korea Telecom (183.111.139.231)
  • DNS: Cafe24
  • Email: no MX record returned
  • SSL: Let's Encrypt, RSA 2048, expires Dec 2026
  • Common Crawl link graph: rank 9,963,689, 2 hosts
  • Verified with: Google

DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted

Subdomains

HostTechs
m.krsim.net 23
krsim.net 18
www.krsim.net 18

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