hgakuen.com

HTML metadata

Technology

Server

Apache

CMS

WordPress

Third-party hosts loaded (3)

• c0.wp.com×6
• stats.wp.com×2
• i0.wp.com×1

Contact

Phone

• 2025-11-30 08

Registration

Registrar

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

Created

2023-08-25

Expires

2026-08-25 97 days left

Updated

2025-07-26

Name servers

• ns11.value-domain.com
• ns12.value-domain.com
• ns13.value-domain.com

DNS records live

NS

• ns1.value-domain.com
• ns2.value-domain.com

MX

• 10 tansheep21.sakura.ne.jp

Email authentication weak

SPF

v=spf1 a:www5201.sakura.ne.jp mx ~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://www.hgakuen.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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