kruzik.cz

HTML metadata

Technology

Server

openresty

Analytics

• Google Tag Manager

Cookie consent

• Cookiebot

Fonts

• Google Fonts

Third-party hosts loaded (4)

• cdn.jsdelivr.net×1
• consent.cookiebot.com×1
• fonts.googleapis.com×1
• www.googletagmanager.com×1

Social

• youtube

Contact

Email

• kruzik@kruzik.cz

Phone

• 2357767 01
• +420 800 100 231
• +420 573 336 233
• +420 573 343 582

Registration

Registrar

REG-ACTIVE24

Created

1998-08-24

Expires

2026-10-26 158 days left

Updated

2026-04-16

Name servers

• ns1.websupport.cz
• ns2.websupport.cz
• ns3.websupport.eu

DNS records live

NS

• ns1.websupport.cz
• ns2.websupport.cz
• ns3.websupport.eu

MX

• 0 kruzik-cz.mail.protection.outlook.com

Verified for

• Microsoft 365

Email authentication strong

SPF

v=spf1 ip4:213.192.45.250 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spf-de.emailsignatures365.com include:_spf.m1.websupport.sk ~all

softfail (~all)

DMARC

v=DMARC1;p=quarantine;sp=quarantine;pct=100;adkim=r;aspf=r;rua=mailto:spamy@kruzik.cz;ruf=mailto:spamy@kruzik.cz;fo=1

policy: quarantine · sp=quarantine

DKIM

• selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCWKLVC99vvHDdqKPv5uHe6OvEDoe4aqrpb6cKGVBLaLnt6PYyaOGLd+nD623KLZ0erih/QRmvkypiXpdvQKJ…

selectors probed

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.kruzik.cz/

present

• content-security-policy

findings

• missing HSTS
• missing frame protection
• missing content type protection
• missing Referrer Policy
• missing Permissions Policy

Links to (5)

• alusystemkruzik.cz×1
• hipromotion.cz×1
• kruzik.at×1
• kruzik.eu×1
• youtube.com×1

Linked from (1)

• academykromeriz.com×1