lehmannsbib.de

HTML metadata

Technology

Server

Apache

CMS

WordPress 6.9.4

jQuery

3.7.1

Fonts

• Google Fonts

Third-party hosts loaded (4)

• fonts.googleapis.com×6
• www.google.com×2
• gmpg.org×1
• www.lehmanns.de×1

Contact

Email

• info@lehmanns.de

Phone

• 030 - 6179110

Registration

Updated

2025-09-22

Name servers

• ns1.hosting.de.
• ns2.hosting.de.
• ns3.hosting.de.

DNS records live

NS

• ns1.hosting.de
• ns2.hosting.de
• ns3.hosting.de

MX

• 10 mx01.hosting.de
• 10 mx02.hosting.de
• 10 mx03.hosting.de
• 20 mxbackup.hosting.de

Email authentication strong

SPF

v=spf1 include:spf.hosting.de a:lithium.selfhost.de -all

strict (-all)

DMARC

v=DMARC1; p=reject;

policy: reject (enforced)

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://lehmannsbib.de/

findings

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

Links to (11)

• lehmanns.de×4
• lehmannspro.de×4
• formcraft-wp.com×3
• hh-han.com×3
• lehmannsoa.de×3
• muahsystems.de×3
• nomos.de×3
• sciflow.net×3
• chronoshub.io×3
• twitter.com×3
• facebook.com×3

Linked from (3)

• lehmannspro.de×3
• lehmanns.de×3
• lehmannsoa.de×2