muehleisen.org

HTML metadata

Technology

Server

Apache

Third-party hosts loaded (1)

• maxcdn.bootstrapcdn.com×1

DNS records live

NS

• ns11.domaincontrol.com
• ns12.domaincontrol.com

MX

• 0 smtp.secureserver.net

TXT

• D9562002

Email authentication strong

SPF

v=spf1 include:secureserver.net -all

strict (-all)

DMARC

v=DMARC1; p=reject; rua=mailto:dmarc_rua@onsecureserver.net

policy: reject (enforced)

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://muehleisen.org/

findings

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

Links to (1)

• muehleisen-partner.de×1

Linked from (1)

• d2rq.org×1