crystalvalley.cz
HTML metadata
Technology
- Server
- nginx
- Analytics
-
- Google Tag Manager
- Fonts
-
- Google Fonts
Third-party hosts loaded (9)
- cdn.jsdelivr.net×3
- c.imedia.cz×2
- cdnjs.cloudflare.com×2
- www.facebook.com×2
- www.googletagmanager.com×2
- code.jquery.com×1
- fonts.googleapis.com×1
- stackpath.bootstrapcdn.com×1
- unpkg.com×1
Social
Contact
Registration
- Registrar
- REG-WEB4U
- Created
- 2014-07-16
- Expires
- 2026-07-15 57 days left
- Updated
- 2019-08-30
- Name servers
-
- ns2.web4u.cz
- ns.web4u.cz
DNS records live
- NS
-
- ns.web4u.cz
- ns2.web4u.cz
- MX
-
- 10 mx1.active24.com
Email authentication weak
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
E7
Expires in 85 days
HTTP security headers
- present
-
- strict-transport-security
- content-security-policy
- findings
-
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- content-security-policy
upgrade-insecure-requests- strict-transport-security
max-age=31536000; includeSubDomains; preload, max-age=31536000; includeSubDomains; preload