yagong91.com

HTML metadata

Technology

CDN

Cloudflare

Analytics

• Google Tag Manager

Fonts

• Google Fonts

Third-party hosts loaded (3)

• cdn.jsdelivr.net×1
• fonts.googleapis.com×1
• www.googletagmanager.com×1

Social

• telegram

Registration

Registrar

NameCheap, Inc.

Created

2025-08-04

Expires

2026-08-04 76 days left

Updated

2026-05-07

Name servers

• piper.ns.cloudflare.com
• reese.ns.cloudflare.com

DNS records live

NS

• piper.ns.cloudflare.com
• reese.ns.cloudflare.com

Email authentication no MX

SPF

v=spf1 include:spf.efwd.registrar-servers.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://yagong91.com/

present

• x-frame-options
• x-content-type-options

findings

• missing HSTS
• missing Content Security Policy
• missing Referrer Policy
• missing Permissions Policy

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Linked from (1)

• zzang33.com×1