klostermann.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-17 · ok HTTP/1.1 200 335 ms crawled 2026-05-07

DE · 81.169.145.46 · AS6724 Strato GmbH

Reputation 95/100 weak security headers

sector other type homepage

HTML metadata

Title: Verlag Vittorio Klostermann | Philosophie, Recht, Literatur, Bibliothek
Description: Wissenschaftsverlag Vittorio Klostermann Philosophie - Rechtsgeschichte - Rechtsphilosophie - Sprach- und Literaturwissenschaft - Bibliothekswesen
Language: de
Canonical: https://www.klostermann.de/

Open Graph

title: Vittorio Klostermann – Philosophie, Recht, Literatur, Bibliothek

Technology

Server: Apache

Third-party hosts loaded (1)

www.etracker.de×1

Social

Registration

Updated

2023-11-22

Name servers

docks06.rzone.de.
shades01.rzone.de.

DNS records live

NS

docks06.rzone.de
shades01.rzone.de

MX

10 klostermann-de.mail.protection.outlook.com

TXT

Show 4 TXT records

20240926000602077hu3hikincv6cj1smc3jxwxec7s66qofholl91hd6oh1rimz
atlassian-domain-verification=OnQ0hLzDQPJdHCW2Y54rrlPEqem2JEMN/R101ajEdSxPbNcsf5QEbdxL4X9qDESQ
knowbe4-site-verification=662f755aa8adf828263905db010a1ecf
MS=ms82205894

Email authentication strong

SPF: v=spf1 mx a ip4:80.146.160.120 include:spf.protection.outlook.com include:nomos.de -all
strict (-all)
DMARC: v=DMARC1; p=quarantine; rua=mailto:edv@klostermann.de; ruf=mailto:edv@klostermann.de; sp=quarantine; adkim=r; aspf=r
policy: quarantine · sp=quarantine
DKIM: no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2025-09-28 to 2026-10-20

Expires in 154 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.klostermann.de/

present

x-frame-options

findings

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

Header values

x-frame-options: sameorigin