steingruppe.de

HTML metadata

Technology

CDN

Cloudflare

CMS

WordPress 6.9.4

Analytics

• Google Tag Manager

Third-party hosts loaded (4)

• www.googletagmanager.com×2
• cloud.ccm19.de×1
• s3-eu-central-1.ionoscloud.com×1
• www.facebook.com×1

Social

• facebook
• instagram
• linkedin
• youtube

Contact

Phone

• 02263-8090

Registration

Updated

2025-07-04

Name servers

• ns1.dombot.de.
• odin.nx-it.com.
• thor.nx-it.com.

DNS records live

NS

• ns1.dombot.de
• odin.nx-it.com
• thor.nx-it.com

MX

• 10 mx1.gdnet.de
• 10 mx2.gdnet.de

Verified for

• GlobalSign

Email authentication weak

SPF

v=spf1 ip4:185.207.231.221 ip4:18.184.48.226 ip4:31.204.118.73 ip4:31.204.118.58 include:_spf.gdnet.de include:_spf.porsche.co.at include: include:mailgun.org +all

permissive (+all) — anyone can send as this domain

DMARC

not published

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://steingruppe.de/

findings

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

Links to (5)

• dat.de×2
• facebook.com×2
• instagram.com×2
• linkedin.com×2
• youtube.com×2

Linked from (2)

• bergischgladbach09.de×2
• bergisches-wuenschemobil.de×1