visualcommunication.cz
HTML metadata
Technology
- Server
- nginx
- CMS
- WordPress
- jQuery
- 3.7.1
- Stack
- PHP
- Analytics
-
- Google Tag Manager
- Fonts
-
- Google Fonts
Third-party hosts loaded (2)
- www.googletagmanager.com×2
- fonts.googleapis.com×1
DNS records live
- NS
-
- ns.web4u.cz
- ns2.web4u.cz
- MX
-
- 0 visualcommunication-cz.mail.protection.outlook.com
- Verified for
-
- Microsoft 365
Email authentication weak
- SPF
-
v=spf1 include:spf.protection.outlook.com ip4:213.195.205.134 ip4:194.182.77.204 -allstrict (-all) - DMARC
- not published
- DKIM
- no key found at common selectors
Certificates
Loading certificate
HTTP security headers
- present
-
- strict-transport-security
- x-content-type-options
- findings
-
- short HSTS max-age
- missing Content Security Policy
- missing frame protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- x-content-type-options
nosniff- strict-transport-security
max-age=2629743
visualcommunication.cz