didaktis.cz
HTML metadata
Technology
- Server
- nginx
- Analytics
-
- Google Tag Manager
Third-party hosts loaded (2)
- maps.googleapis.com×1
- www.googletagmanager.com×1
DNS records live
- NS
-
- ns1.regzone.cz
- ns1.regzone.de
- ns1.regzone.info
- MX
-
- 0 didaktis-cz.mail.protection.outlook.com
Email authentication partial
- SPF
-
v=spf1 a mx include:spf.protection.outlook.com include:spf.smartemailing.cz include:mailgun.org -allstrict (-all) - DMARC
-
v=DMARC1; p=none; rua=mailto:dmarc+681271@smartemailing.cz; fo=1policy: none (monitoring only) - DKIM
- no key found at common selectors
Certificate (current) wrong cert
E7
Expires in 48 days
HTTP security headers
- present
-
- strict-transport-security
- findings
-
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- strict-transport-security
max-age=15768000