15grad.com
HTML metadata
Technology
- Server
- nginx
- Analytics
-
- Google Tag Manager
Third-party hosts loaded (2)
- maps.googleapis.com×1
- www.googletagmanager.com×1
Social
Contact
- Phone
Registration
- Registrar
- RegistryGate GmbH
- Created
- 2006-10-03
- Expires
- 2026-10-03 135 days left
- Updated
- 2025-11-23
- Name servers
-
- dns.dns1.de
- dns.dns2.de
- dns.dns3.de
- dns.dns4.de
DNS records live
- NS
-
- dns.dns1.de
- dns.dns2.de
- dns.dns3.de
- dns.dns4.de
- MX
-
- 10 mx1.webspace-manager.de
- Verified for
-
Email authentication partial
- SPF
-
v=spf1 a mx -allstrict (-all) - DMARC
-
v=DMARC1; p=nonepolicy: none (monitoring only) - DKIM
-
- default:
v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDesVxbtQTPxc/6R0L6UfYEgaHELbFdI2ODiNd4oxPlTKNslU6G1nT33skys3SEq8BIGlNl66C8rPOqbqHXHybCOqCDJ…
selectors probed - default:
Certificate (current)
R13
Expires in 63 days
HTTP security headers
- findings
-
- missing HSTS
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy