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walter-clausen.de

.de ok HTTP/1.1 200 210 ms

First seen 2026-06-03 · Last seen 2026-06-18 · crawled 2026-06-18

DE · 92.205.225.11 · AS21499 Host Europe GmbH

Reputation 95/100 weak security headers

sector home subsector trades type homepage

HTML metadata

Title
Startseite - Walter Clausen GmbH.
Description
Wasserhaltung mit System. Spezialisten für Tiefendrainage, Wasserhaltung, Pumpenvermietung und Pumpenverkauf.
Language
de

Contact

Technology

Server
nginx
PHP
7.4.33 end of life
Stack
PHP
Analytics
  • Google Tag Manager
Cookie consent
  • Cookiebot

Third-party hosts loaded (2)

  • consent.cookiebot.com×1
  • www.googletagmanager.com×1

Registration

Updated
2024-07-12
Name servers
  • ns.walter-clausen.de.
  • pdns02.domaincontrol.com.

DNS records live

NS
  • ns.walter-clausen.de
  • pdns02.domaincontrol.com
MX
  • 0 walterclausen-de01e.mail.protection.outlook.com
TXT
  • 254kcjn0g6lfqt5ibt6odop2pg
  • 7eqAHUuU7uLegDHy0r7La5d8dZrP22eD
  • bw=qF4AawQkBLANxELaHrMJOGfYDEmA1dOsjxDQY1J59tUS
Verified for
  • Apple
  • Google
  • Microsoft 365

Email authentication strong

SPF
v=spf1 a mx include:spf.protection.outlook.com include:spf.eu.exclaimer.net -all
strict (-all)
DMARC
v=DMARC1; p=reject; sp=reject; rua=mailto:watchdog5@watchdog.kevlarr.io; adkim=r; aspf=r;
policy: reject (enforced) · sp=reject
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqPnX8xyDs+zT07FaCofLwpew7d9mhUgDGBtEBCay17xh8yfMoTatYBmNXLXTZLOOI90TfKuweHvJT7…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyzq5B8jI940m9gwksAt6K51a1kvd0Uw3DJf6DGAJ0tRbyjczUqDuWREy7IVVbiz2dVIg3xhyBc9MxA…
selectors probed

Certificate (current)

R12
from 2026-04-19 to 2026-07-18
Expires in 27 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://walter-clausen.de/

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

Linked from (1)

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