dein-unterrichtsmaterial.de
HTML metadata
Technology
- Server
- nginx
- CMS
- WordPress
- Analytics
-
- Google Tag Manager
Third-party hosts loaded (2)
- stats.wp.com×2
- www.googletagmanager.com×1
Social
Registration
- Updated
- 2026-04-27
- Name servers
-
- root-dns.netcup.net.
- second-dns.netcup.net.
- third-dns.netcup.net.
DNS records live
- NS
-
- root-dns.netcup.net
- second-dns.netcup.net
- third-dns.netcup.net
- MX
-
- 0 deinunterrichtsmaterial-de01b.n-v1.mx.microsoft
- Verified for
-
- Microsoft 365
Email authentication strong
- SPF
-
v=spf1 include:spf.protection.outlook.com include:_spf.webhosting.systems -allstrict (-all) - DMARC
-
v=DMARC1;p=reject;pct=100;rua=mailto:dmarc@dein-unterrichtsmaterial.de;ruf=mailto:dmarc-fail@dein-unterrichtsmaterial.de;ri=86400;aspf=s;adkim=s;fo=1policy: reject (enforced) - DKIM
-
- selector1:
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu3V7QkhR7nBzcEkoYYeKb3igyLwMDR3WPwTrnwsnE5umiQ84Hk+Lt8wyjrw8lMXamzGC0p6Rfd8bmZ…
selectors probed - selector1:
Certificate (current)
R12
Expires in 34 days
HTTP security headers
- present
-
- strict-transport-security
- x-frame-options
- findings
-
- missing Content Security Policy
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- x-frame-options
SAMEORIGIN- strict-transport-security
max-age=63072000; includeSubDomains; preload
dein-unterrichtsmaterial.de