letnihereckaskola.cz
HTML metadata
Technology
- Server
- aruba-proxy
- Stack
- PHP
- Analytics
-
- Google Analytics
Third-party hosts loaded (1)
- www.google-analytics.com×1
Social
DNS records live
- NS
-
- ns.forpsi.cz
- ns.forpsi.it
- ns.forpsi.net
- MX
-
- 10 mxavas.forpsi.com
- Verified for
-
Email authentication strong
- SPF
-
v=spf1 a mx include:_spf.forpsi.com -allstrict (-all) - DMARC
-
v=DMARC1; p=quarantinepolicy: quarantine - DKIM
- no key found at common selectors
Certificate (current)
Actalis Domain Validation Server CA G3
Expires in 105 days
HTTP security headers
- findings
-
- missing HSTS
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy