indexo.dev

heinemann-bildungsstaette.de

.de crawl

First seen 2026-04-20 · Last seen 2026-05-14 · ok HTTP/1.1 200 1067 ms crawled 2026-05-14

DE · 178.16.63.106 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Die Gustav Heinemann Bildungsstätte in Bad Malente
Description
Seit über 50 Jahren steht die Gustav Heinemann Bildungsstätte in Malente für politische, historische und kulturelle Bildung ➤ Mehr erfahren.
Language
de
Generator
TYPO3 CMS
Canonical
https://www.heinemann-bildungsstaette.de/

Open Graph

image:url
https://www.heinemann-bildungsstaette.de/fileadmin/_processed_/7/f/csm_Fotos-GHB-2005-033_b_4224cd0d4e.jpg

Technology

Server
Apache

Third-party hosts loaded (1)

  • www.paypalobjects.com×1

Social

Contact

Email
Phone
Address
Schweizer Straße 58, 23714, Bad Malente, Schleswig-Holstein

Registration

Updated
2014-01-03
Name servers
  • ns1.addix.de.
  • ns2.addix.de.

DNS records live

NS
  • ns1.addix.de
  • ns2.addix.de
MX
  • 0 heinemannbildungsstaette-de02c.mail.protection.outlook.com
Verified for
  • Brevo
  • Microsoft 365
  • Stripe

Email authentication partial

SPF
v=spf1 a:mail.seminareonlinebuchen.de include:spf.protection.outlook.com include:agenturserver.de include:spf.brevo.com -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com
policy: none (monitoring only)
DKIM
  • mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
selectors probed

Certificate (current)

R12
from 2026-04-01 to 2026-06-30
Expires in 40 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.heinemann-bildungsstaette.de/

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (3)

Linked from (1)