dsn-group.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-13 · ok HTTP/1.1 200 1215 ms crawled 2026-05-06

DE · 185.166.22.237 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 100/100

Classifying

HTML metadata

Title: DSN GROUP – Ihre Partner seit 25 Jahren
Description: Wir bieten Ihnen Datenschutzberatung, Beratung zu Informations-/Cybersicherheit, Compliance und KI sowie Datenschutz-Software & Seminare aus einer Hand.
Language: de
Generator: TYPO3 CMS
Canonical: https://www.dsn-group.de/

Open Graph

site name: DSN GROUP

Technology

Server: Apache
CMS: WordPress

Contact

Phone

Registration

Updated

2022-07-13

Name servers

ns-01.briteline.de.
ns-02.briteline.de.

DNS records live

NS

ns-01.briteline.de
ns-02.briteline.de

MX

0 dsngroup-de0i.mail.protection.outlook.com

TXT

Show 5 TXT records

google-site-verification=lHBqzuZfgvQW_i3gKFPq3osKhAS88p4fZcQLV6eOMvc
apple-domain-verification=5U05S1xBLKP6xIen
atlassian-domain-verification=KVaVF6NPxg1ePakf45euJtPTpjyfvD/1MYSZ81uZlG14LAJadrkVpbS9U7p6sqIV
MS=ms65843711
anthropic-domain-verification-bdw0m4=2YG2LYB1jDApFSsUEJEmMS6Ij

Email authentication strong

SPF

v=spf1 mx a:mail.datenschutz-nord.de include:agenturserver.de include:spf.protection.outlook.com include:eu-k2.o365.crossware.co.nz include:_spf.strato.com include:_spf.dsn-group.de ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:dmarc@dsn-group.de;

policy: reject (enforced) · sp=reject

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwTMQ1uvGcRzSKWiNTLPbtkzJI6OlSuz/eUc+2NPbIcEnWKUjxif1mcgbL0HF5FixlyWc5Y1UbES9wR…

selectors probed

Certificate (current)

R12

from 2026-03-25 to 2026-06-23

Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.dsn-group.de/

present

strict-transport-security
x-frame-options
x-content-type-options
referrer-policy

findings

missing Content Security Policy
weak content type protection
missing Permissions Policy

Header values

referrer-policy: strict-origin, strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff, nosniff
strict-transport-security: max-age=31536000, max-age=31536000; includeSubDomains; preload