umweltbildung.de

.de crawl

First seen 2026-04-21 · Last seen 2026-05-16 · ok HTTP/1.1 200 4222 ms crawled 2026-05-15

DE · 188.40.3.52 · AS24940 Hetzner Online GmbH

Reputation 92/100 no dmarc policy

sector education type landing page

HTML metadata

Title: Umweltbildung: Start
Language: de
Generator: TYPO3 CMS
Canonical: https://www.umweltbildung.de/

Open Graph

title: Start

Technology

Server: Apache
CMS: Joomla

Social

Contact

Phone

Registration

Updated

2024-08-20

Name servers

ns1.securehost.de.
ns2.securehost.de.

DNS records live

NS

ns1.securehost.de
ns2.securehost.de

MX

10 mail.naturbildportal.com

Email authentication weak

SPF: v=spf1 include:spf.securehost.de ?all
neutral (?all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

Encryption Everywhere DV TLS CA - G2

from 2026-03-22 to 2026-10-07

Expires in 139 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.umweltbildung.de/

present

strict-transport-security
x-content-type-options
referrer-policy

findings

missing Content Security Policy
missing frame protection
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
strict-transport-security: max-age=31536000