koehler-gmbh.de

.de crawl

First seen 2026-04-23 · Last seen 2026-05-17 · ok HTTP/1.1 200 10843 ms crawled 2026-05-17

FR · 92.205.211.198 · AS21499 Host Europe GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title

Elektroinstallation, Elektroanlagenbau Dresden, Leipzig

Description

Ihr Partner für Elektroinstallation, Elektrotechnik, Elektroplanung, Rohrleitungsbau, Schaltschrankbau, Elektroanlagenbau in der Region Dresden – Leipzig.

Language

de_DE

Feeds

Technology

Server: nginx
CMS: Joomla

Analytics

Google Tag Manager

Cookie consent

Usercentrics

Third-party hosts loaded (4)

dev.webkommunikation24.de×2
web.cmp.usercentrics.eu×1
www.facebook.com×1
www.googletagmanager.com×1

Social

Contact

Phone

Registration

Updated

2012-04-12

Name servers

ns1.greatnet.de.
ns2.greatnet.de.
ns3.greatnet.de.

DNS records live

NS

ns1.greatnet.de
ns2.greatnet.de
ns3.greatnet.de

MX

0 koehlergmbh-de01i.mail.protection.outlook.com

TXT

J9uLHt6EQWOpz46fBQzNViEm/v8CkV6hwqSzIhw5XPBbjssgYjOAdL/rSqj7g8vmPfcEtWeSed+2WgVnJwIZPw==
include:spf.emailsignatures365.com

Verified for

Microsoft 365

Email authentication weak

SPF: v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

Starfield Secure Certificate Authority - G2

from 2026-03-25 to 2026-10-01

Expires in 134 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.koehler-gmbh.de/

present

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

findings

missing Content Security Policy
missing content type protection
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: DENY
strict-transport-security: max-age=15768000