4tfm.de
HTML metadata
Technology
- Server
- Apache
- CMS
- WordPress
Third-party hosts loaded (2)
- cloud.ccm19.de×1
- gmpg.org×1
Social
Contact
- Phone
Registration
- Updated
- 2017-10-28
- Name servers
-
- brett.ns.cloudflare.com.
- vita.ns.cloudflare.com.
DNS records live
- NS
-
- brett.ns.cloudflare.com
- vita.ns.cloudflare.com
- MX
-
- 0 4tfm-de.mail.protection.outlook.com
- Verified for
-
- Brevo
- Microsoft 365
Email authentication partial
- SPF
-
v=spf1 a mx include:spf.protection.outlook.com ip4:40.103.0.0/16 ip4:206.191.224.0/19 ip4:23.103.224.0/19 ip4:37.228.155.220 include:spf.crsend.com ~allsoftfail (~all) - DMARC
-
v=DMARC1; p=none;policy: none (monitoring only) - DKIM
- no key found at common selectors
Certificate (current)
R13
Expires in 43 days
HTTP security headers
- present
-
- referrer-policy
- findings
-
- missing HSTS
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Permissions Policy
Header values
- referrer-policy
no-referrer-when-downgrade