instudio.cz
HTML metadata
Technology
- Server
- nginx
- CMS
- WordPress
- jQuery
- 3.7.1
- Fonts
-
- Google Fonts
Third-party hosts loaded (3)
- fonts.googleapis.com×2
- fonts.gstatic.com×1
- www.google.com×1
Social
Contact
- Phone
DNS records live
- NS
-
- alfa.ns.active24.cz
- beta.ns.active24.cz
- gama.ns.active24.sk
- MX
-
- 10 3a026ca36b64cd96.mx2.emailprofi.seznam.cz
- 20 3a026ca36b64cd96.mx1.emailprofi.seznam.cz
Email authentication weak
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
E8
Expires in 62 days
HTTP security headers
- present
-
- content-security-policy
- findings
-
- missing HSTS
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- content-security-policy
upgrade-insecure-requests
instudio.cz