jon.cz
HTML metadata
Technology
- Server
- Apache
- jQuery
- 1.11.1 known XSS (<3.5)
- Stack
- PHP
- Analytics
-
- Google Tag Manager
Third-party hosts loaded (5)
- ajax.googleapis.com×1
- cdn.jsdelivr.net×1
- secure.smartform.cz×1
- www.google.com×1
- www.googletagmanager.com×1
Social
Contact
- Phone
Registration
- Registrar
- REG-ACTIVE24
- Created
- 2002-01-07
- Expires
- 2027-01-07 218 days left
- Updated
- 2026-05-21
- Name servers
-
- alfa.ns.active24.cz
- beta.ns.active24.cz
- gama.ns.active24.sk
DNS records live
- NS
-
- alfa.ns.active24.cz
- beta.ns.active24.cz
- gama.ns.active24.sk
- MX
-
- 50 mx.jon.cz
- Verified for
-
Email authentication strong
- SPF
-
v=spf1 a mx ip4:188.75.128.0/18 include:spf.protection.outlook.com ~allsoftfail (~all) - DMARC
-
v=DMARC1; p=quarantine; rua=mailto:dmarc@jon.cz;policy: quarantine - DKIM
-
- smtpapi:
k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…
selectors probed - smtpapi:
Certificate (current)
R12
Expires in 57 days
HTTP security headers
- present
-
- x-frame-options
- findings
-
- missing HSTS
- missing Content Security Policy
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- x-frame-options
SAMEORIGIN
Links to (5)
- poda.cz×1
- linkedin.com×1
- instagram.com×1
- google.com×1
- facebook.com×1