g4c19.com

HTML metadata

Technology

Server

Apache

Third-party hosts loaded (5)

• www.thebelltree.com×26
• grammar51.a51.jp×3
• statics.a8.net×2
• x7.shinobi.jp×2
• img.shinobi.jp×1

Registration

Registrar

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

Created

2013-11-09

Expires

2026-11-09 151 days left

Updated

2025-10-09

Name servers

• dns01.muumuu-domain.com
• dns02.muumuu-domain.com

DNS records live

NS

• dns01.muumuu-domain.com
• dns02.muumuu-domain.com

MX

• 50 mx01.lolipop.jp

Email authentication partial

SPF

v=spf1 include:_spf.lolipop.jp. include:jcity.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

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://practical.g4c19.com/

findings

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

Links to (4)

• thebelltree.com×1
• see51.net×1
• legit8.com×1
• 30eigo.com×1

Linked from (1)

• reading-support.com×1