sestricka.cz
HTML metadata
Technology
- CDN
- Cloudflare
- jQuery
- 3.5.1
- Analytics
-
- Google Tag Manager
- Fonts
-
- Google Fonts
- Social widgets
-
- YouTube Embed
Third-party hosts loaded (9)
- cdn.prod.website-files.com×45
- ajax.googleapis.com×1
- cdn.jsdelivr.net×1
- d3e54v103j8qbb.cloudfront.net×1
- fonts.googleapis.com×1
- fonts.gstatic.com×1
- www.google.com×1
- www.googletagmanager.com×1
- www.youtube.com×1
Social
Registration
- Registrar
- REG-NEXUM
- Created
- 2007-05-28
- Expires
- 2027-05-27 360 days left
- Updated
- 2025-02-18
- Name servers
-
- dns.webmium.com
- ns2.nexum.cz
- ns3.nexum.cz
- ns.nexum.cz
- ns.webmium.com
DNS records live
- NS
-
- dns.webmium.com
- ns.nexum.cz
- ns.webmium.com
- ns2.nexum.cz
- ns3.nexum.cz
- MX
-
- 10 mx1.active24.com
- 20 mx2.active24.com
- TXT
-
h8704474d76554de3910455eb42ae137a
- Verified for
-
- Microsoft 365
Email authentication strong
- SPF
-
v=spf1 include:spf.active24.com -allstrict (-all) - DMARC
-
v=DMARC1; p=quarantine; rua=mailto:info.dmarc@nexum.cz; ruf=mailto:info.dmarc@nexum.cz; fo=1:d:s; pct=100policy: quarantine - DKIM
- no key found at common selectors
Certificate (current)
WE1
Expires in 78 days
HTTP security headers
- present
-
- strict-transport-security
- findings
-
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- strict-transport-security
max-age=31536000
Links to (5)
- youtube.com×1
- linkedin.com×1
- google.com×1
- facebook.com×1
- circles.cz×1
sestricka.cz