ckdhc.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-07 · ok HTTP/1.1 200 1232 ms crawled 2026-05-06

US · 166.117.59.42 · AS16509 Amazon.com, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: 종근당건강
Language: ko

Technology

Server: nginx

Analytics

Google Tag Manager

Third-party hosts loaded (2)

ir.gsifn.io×4
www.googletagmanager.com×1

Registration

Registrar

Gabia, Inc.

Created

2000-09-08

Expires

2026-09-08 112 days left

Updated

2024-09-03

Name servers

ns.gabia.co.kr
ns.gabia.net
ns1.gabia.co.kr

DNS records live

NS

ns.gabia.co.kr
ns.gabia.net
ns1.gabia.co.kr
ns1.gabia.net

MX

10 spamout.ckdhc.com
20 spam.ckdhc.com

TXT

MS=19DC301BB580A8C0DB6B2C8DE6D6B615056C0A0C
notion-domain-verification=TQXFeZHx45Y2mkrJ65lOSpQCHQ0Def1vDYHZ4VUz4Iw

Email authentication partial

SPF: v=spf1 ip4:112.175.151.140 ip4:211.43.13.198 ip4:106.10.46.26 ip4:183.110.213.34 ip4:183.110.213.45 ip4:183.110.213.47 ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

Amazon RSA 2048 M04

from 2025-11-21 to 2026-12-21

Expires in 216 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://ckdhc.com/

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy