ktalpha.com

.com dns crawl

First seen 2026-05-02 · Last seen 2026-05-09 · ok HTTP/1.1 200 6251 ms crawled 2026-05-09

KR · 210.114.20.140 · AS4766 Korea Telecom

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: kt alpha 기업 홈페이지에 오신 것을 환영합니다.
Description: kt alpha 기업 홈페이지에 오신 것을 환영합니다.
Language: ko
Canonical: https://ktalpha.com/

Technology

Server: nginx

Social

Registration

Registrar

Gabia, Inc.

Created

2021-03-30

Expires

2027-03-30 315 days left

Updated

2026-03-16

Name servers

ns1.ktalpha.com
ns2.ktalpha.com
ns3.ktalpha.com

DNS records live

NS

ns1.ktalpha.com
ns2.ktalpha.com
ns3.ktalpha.com

MX

600 ktalpha-com.mail.protection.outlook.com

Email authentication weak

SPF: v=spf1 ip4:211.113.22.141 ip4:211.42.150.109 ip4:14.63.170.239 ip4:14.63.172.18 ip4:14.63.245.208 ip4:14.63.245.209 ip4:14.63.245.79 ip4:14.63.245.52 ip4:14.63.245.53 ip4:14.63.170.177 ip4:211.113.121.100 ip4:211.42.151.99 include:spf.protection.outlook.com -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

GeoTrust TLS RSA CA G1

from 2025-04-28 to 2026-05-28

Expires in 9 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://ktalpha.com/index

present

strict-transport-security

findings

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

Header values

strict-transport-security: max-age=157680000