stadtwerke-heide.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-12 · ok HTTP/1.1 200 1455 ms crawled 2026-05-08

DE · 193.53.247.10 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Stadtwerke Heide GmbH - stadtwerke-heide.de
Description: Stadtwerke Heide - Ihr Energieversorger vor Ort für Strom, Erdgas und Wasser in Dithmarschen
Language: de
Generator: TYPO3 CMS
Canonical: https://www.stadtwerke-heide.de/startseite.html

Open Graph

title: Stadtwerke Heide GmbH
description: Stadtwerke Heide: Echt nordisch & regional

Technology

Server: Apache
CMS: Joomla

Cookie consent

Usercentrics

Third-party hosts loaded (2)

app.eu.usercentrics.eu×1
sdp.eu.usercentrics.eu×1

Contact

Phone

Registration

Updated

2022-01-24

Name servers

docks05.rzone.de.
shades04.rzone.de.

DNS records live

NS

docks05.rzone.de
shades04.rzone.de

MX

10 mail.stadtwerke-heide.de
20 mail2.stadtwerke-heide.de

Email authentication strong

SPF: v=spf1 include:spf.mailjet.com mx a:agenturserver.de -all
strict (-all)
DMARC: v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:workflow@stadtwerke-heide.de; ruf=mailto:workflow@stadtwerke-heide.de
policy: quarantine · sp=quarantine
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-04-15 to 2026-07-14

Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.stadtwerke-heide.de/

present

x-content-type-options

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-content-type-options: nosniff