81if.com

HTML metadata

Technology

Server

nginx

Fonts

• Google Fonts

Third-party hosts loaded (3)

• fonts.googleapis.com×2
• cdnjs.cloudflare.com×1
• fonts.gstatic.com×1

Contact

Phone

• 010-8888888

Registration

Registrar

eName Technology Co., Ltd.

Created

2026-03-19

Expires

2027-03-19 275 days left

Updated

2026-03-19

Name servers

• ns1.judns.com
• ns2.judns.com

DNS records live

NS

• ns1.julydns.com
• ns2.julydns.com

Email authentication no MX

SPF

not published

DMARC

not published

DKIM

no key found at common selectors

Certificate (current) wrong cert

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://81if.com/

present

• strict-transport-security

findings

• checked over plain HTTP
• missing Content Security Policy
• missing frame protection
• missing content type protection
• missing Referrer Policy
• missing Permissions Policy

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