newsletterbox.de

HTML metadata

Technology

Server

nginx

Registration

Updated

2021-04-15

Name servers

• a.ns14.net.
• b.ns14.net.
• c.ns14.net.
• d.ns14.net.

DNS records live

NS

• a.ns14.net
• b.ns14.net
• c.ns14.net
• d.ns14.net

MX

• 10 mail01.bluebox-world.net

Email authentication strong

SPF

v=spf1 mx a ptr a:www.newsletterbox.de ip4:49.12.80.173 ~all

softfail (~all)

DMARC

v=DMARC1; p=quarantine; pct=100; sp=quarantine; aspf=r; rua=mailto:af@bbp.biz

policy: quarantine · sp=quarantine

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.newsletterbox.de/

present

• content-security-policy

findings

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

Linked from (2)

• aalener-jazzfest.de×2
• bilderhaus.de×1