indexo.dev

hhn.gmbh

.gmbh user

First seen 2026-05-19 · Last seen 2026-05-19 · ok HTTP/1.1 200 108 ms crawled 2026-05-19

DE · 217.160.0.153 · AS8560 IONOS SE

Reputation 89/100 weak security headers dmarc monitor-only

sector b2b services type homepage

HTML metadata

Title
HHN GmbH – Digitalisierung & KI-Beratung
Description
Experte für Digitalisierungs- und KI-Projekte. Über 30 Jahre Erfahrung in digitaler Transformation und künstlicher Intelligenz.
Language
de

Open Graph

url
https://hhn.gmbh/
title
HHN GmbH
locale
de_DE
site name
HHN GmbH
description
Experte für Digitalisierungs- und KI-Projekte. Beratung für digitale Transformation, künstliche Intelligenz und IT-Strategie.

Technology

Server
Apache
CMS
Next.js

Social

Contact

Email
Phone
Address
Löhrenstraße 3035683Dillenburginfo@hhn.gmbh+49 (0) 6171 9512794

Registration

Registrar
IONOS SE
Created
2016-06-22
Expires
2026-06-22 32 days left
Updated
2025-08-06
Name servers
  • ns-de.1and1-dns.de
  • ns-de.1and1-dns.biz
  • ns-de.1and1-dns.com
  • ns-de.1and1-dns.org

DNS records live

NS
  • ns-de.1and1-dns.biz
  • ns-de.1and1-dns.com
  • ns-de.1and1-dns.de
  • ns-de.1and1-dns.org
MX
  • 10 mx00.ionos.de
  • 10 mx01.ionos.de

Email authentication partial

SPF
v=spf1 include:_spf-eu.ionos.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-10-17 to 2026-11-01
Expires in 164 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://hhn.gmbh/

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

Links to (3)