tandem-org.de

.de crawl

First seen 2026-04-15 · Last seen 2026-05-10 · ok HTTP/1.1 200 1385 ms crawled 2026-05-10

DE · 85.13.154.81 · AS34788 Neue Medien Muennich GmbH

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: TANDEM: Tandem - Koordinierungszentrum
Language: de
Generator: TYPO3 CMS
Canonical: https://www.tandem-org.de/

Technology

Server: Apache

Social

Contact

Phone

+49 941 585 57-0

Registration

Updated

2025-10-29

Name servers

ns5.kasserver.com.
ns6.kasserver.com.

DNS records live

NS

ns5.kasserver.com
ns6.kasserver.com

MX

10 tandemorg-de01e.mail.protection.outlook.com

Verified for

Google
Microsoft 365

Email authentication partial

SPF

v=spf1 a include:spf.protection.outlook.com include:spf.hostsharing.net -all

strict (-all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyhcomTzFBqOXZCp7uCTiuNMu4Lm1wOjhtAsL72elh+NAw5O3o0gymhaKvk3ibOqnviUxDwo7BV074C…

selectors probed

Certificate (current)

from 2026-04-29 to 2026-07-28

Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked live page: https://www.tandem-org.de/

present

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

findings

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

Header values

x-content-type-options: nosniff
strict-transport-security: max-age=600000