optia.cz
HTML metadata
Technology
- Server
- nginx
- CMS
- Gatsby
- Stack
- PHP
- Analytics
-
- Google Tag Manager
- Fonts
-
- Adobe Fonts
Third-party hosts loaded (5)
- c.imedia.cz×1
- use.typekit.net×1
- www.facebook.com×1
- www.googletagmanager.com×1
- www.seznam.cz×1
Social
DNS records live
- NS
-
- ns1.websupport.cz
- ns2.websupport.cz
- ns3.websupport.eu
- MX
-
- 10 mx1.wedos.com
- 10 mx1.wedos.email
- 10 mx1.wedos.global
- 10 mx1.wedos.mx
- 20 mx1.wedos.online
- Verified for
-
Email authentication strong
- SPF
-
v=spf1 mx a include:_spf.we.wedos.net include:_spf.webglobe.cz -allstrict (-all) - DMARC
-
v=DMARC1; p=quarantine; rua=mailto:vinkler@optia.czpolicy: quarantine - DKIM
- no key found at common selectors
Certificate (current)
R12
Expires in 23 days
HTTP security headers
- findings
-
- missing HSTS
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy