regen-abwassertechnik.de

.de crawl

First seen 2026-04-16 · Last seen 2026-05-11 · ok HTTP/1.1 200 689 ms crawled 2026-05-11

DE · 88.198.22.168 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Regen- und Abwassertechnik Kröger
Description: Regen- und Abwassertechnik Kröger
Language: de
Canonical: https://www.regen-abwassertechnik.de

Open Graph

url: https://www.regen-abwassertechnik.de
title: Regen- und Abwassertechnik Kröger
locale: de
description: Regen- und Abwassertechnik Kröger

Technology

Server: nginx
CMS: Gatsby

Third-party hosts loaded (1)

cdn1.site-media.eu×12

Contact

Phone

05643 949 793

Registration

Updated

2025-01-22

Name servers

ns1.resellerinterface.de.
ns2.resellerinterface.de.
ns3.resellerinterface.de.

DNS records live

NS

ns1.resellerinterface.de
ns2.resellerinterface.de
ns3.resellerinterface.de

MX

0 mx2.sitejet.io
10 mx1.sitejet.io

Email authentication weak

SPF: v=spf1 mx -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-24 to 2026-07-23

Expires in 64 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.regen-abwassertechnik.de/

present

strict-transport-security

findings

short HSTS max-age
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=7776000