haustechnik-donner.de
HTML metadata
Technology
- Server
- Apache
- CMS
- Joomla
Registration
- Updated
- 2026-02-19
- Name servers
-
- a.ns14.net.
- b.ns14.net.
- c.ns14.net.
- d.ns14.net.
DNS records live
- NS
-
- a.ns14.net
- b.ns14.net
- c.ns14.net
- d.ns14.net
- MX
-
- 10 mx01.hornetsecurity.com
- 20 mx02.hornetsecurity.com
- 30 mx03.hornetsecurity.com
- 40 mx04.hornetsecurity.com
- Verified for
-
- Microsoft 365
Email authentication strong
- SPF
-
v=spf1 a include:spf.hornetsecurity.com include:shm.wissner.com ~allsoftfail (~all) - DMARC
-
v=DMARC1;p=reject;sp=reject;pct=100;ri=86400;aspf=r;adkim=r;fo=1policy: reject (enforced) · sp=reject - DKIM
- no key found at common selectors
Certificate (current)
R12
Expires in 69 days
HTTP security headers
- present
-
- strict-transport-security
- x-content-type-options
- findings
-
- 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=31536000