trongkhanghung.com

Technology

Server

hcdn

PHP

7.4.33 end of life

Registration

Registrar

GMO Internet Group, Inc. d/b/a Onamae.com

Created

2019-08-17

Expires

2026-08-17 77 days left

Updated

2025-08-19

Name servers

• ns1.dns-parking.com
• ns2.dns-parking.com

DNS records live

NS

• ns1.dns-parking.com
• ns2.dns-parking.com

MX

• 10 mx2.hostinger.vn
• 5 mx1.hostinger.vn

Email authentication weak

SPF

v=spf1 include:_spf.mail.hostinger.com ~all

softfail (~all)

DMARC

not published

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

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

present

• content-security-policy

findings

• missing HSTS
• missing frame protection
• missing content type protection
• missing Referrer Policy
• missing Permissions Policy

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