prenet.cz
HTML metadata
Technology
- CDN
- Cloudflare
- Analytics
-
- Google Tag Manager
- Social widgets
-
- YouTube Embed
Third-party hosts loaded (2)
- www.googletagmanager.com×1
- www.youtube-nocookie.com×1
Social
Contact
- Phone
Registration
- Registrar
- REG-ZONER
- Created
- 2001-03-08
- Expires
- 2030-03-10 1378 days left
- Updated
- 2026-04-14
- Name servers
-
- kenia.ns.cloudflare.com
- miles.ns.cloudflare.com
DNS records live
- NS
-
- kenia.ns.cloudflare.com
- miles.ns.cloudflare.com
- MX
-
- 10 prenet-cz.mail.protection.outlook.com
- Verified for
-
- Microsoft 365
Email authentication strong
- SPF
-
v=spf1 include:spf.protection.outlook.com include:mailgun.org include:_spf1.e-invent.eu include:_spf2.e-invent.eu -allstrict (-all) - DMARC
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v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc-reports@prenet.cz;ruf=mailto:dmarc-failures@prenet.cz; sp=none; adkim=s; aspf=spolicy: quarantine · sp=none - DKIM
-
- s1:
k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDdsCbnaMcYlws+bX/6NeGUSfpFmXFYtzR8jS+HPLbAlxZh+RtudBmDNPtf/2+Qi9cg4sjA1RPVvbqesthYn5EAf62AirT…
selectors probed - s1:
Certificate (current)
E7
Expires in 43 days
HTTP security headers
- present
-
- content-security-policy
- x-content-type-options
- findings
-
- missing HSTS
- missing frame protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- x-content-type-options
nosniff- content-security-policy
frame-ancestors 'self';
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