kollain.com

HTML metadata

Technology

Server

nginx

CMS

Gatsby

Third-party hosts loaded (1)

• api.yibo4137.com×1

Registration

Registrar

Name SRS AB

Created

2025-10-28

Expires

2026-10-28 162 days left

Updated

2025-12-27

Name servers

• a4.share-dns.com
• b4.share-dns.net

DNS records live

NS

• a.share-dns.com
• b.share-dns.net

CNAME

• www.kollain.com

Email authentication no MX

SPF

not published

DMARC

not published

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

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