mluvicihlavy.cz

HTML metadata

Title: Úvod - Mluvící hlavy

Open Graph

url: https://www.mluvicihlavy.cz/uvod
title: Úvod

Technology

jQuery: 3.3.1 known XSS (<3.5)

Analytics

Google Tag Manager

Third-party hosts loaded (4)

maxcdn.bootstrapcdn.com×3
ajax.googleapis.com×1
unpkg.com×1
www.googletagmanager.com×1

Social

Contact

Email

Phone

+420725774272

Registration

Registrar

REG-ACTIVE24

Created

2017-04-25

Expires

2028-04-24 690 days left

Updated

2025-09-08

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

1 aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

Verified for

Google

Email authentication weak

SPF

v=spf1 include:_spf.google.com include:_spf.m1.websupport.sk ~all

softfail (~all)

DMARC

not published

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqMF07TmKKPTTtQda5Uz8BKGG+o8JnCCA4CiW3ZaEbkmOXqgJ5BxLW87DyJWjZ/OgAcWlspuuCi4oHB…

selectors probed

Certificate (current)

R13

from 2026-04-07 to 2026-07-06

Expires in 33 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.mluvicihlavy.cz/uvod

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options
referrer-policy

findings

CSP allows unsafe inline scripts/styles
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: default-src 'self'; frame-ancestors 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://www.googletagmanager.com https://book.easytablebooking.com https://book.easytable.com https://cdn.cookiehub.eu https://connect.facebook.net https://www.google.com https://www.gstatic.com https://code.jquery.com https://ajax.googleapis.com https://cdnjs.cloudflare.com https://cdn.jsdelivr.net https://maxcdn.bootstrapcdn.com https://netdna.bootstrapcdn.com https://unpkg.com https://www.google-analytics.com https://maps.googleapis.com https://disqus.com https://c.disquscdn.com https://pinkas.disqus.com https://documentservices.adobe.com; style-src 'self' 'unsafe-inline' https://cookiehub.net https://cdn.cookiehub.eu https://fonts.googleapis.com https://cdnjs.cloudflare.com https://cdn.jsdelivr.net https://maxcdn.bootstrapcdn.com https://use.fontawesome.com; connect-src 'self' https://cookiehub.net https://cdn.cookiehub.eu https://region1.google-analytics.com https://www.google-analytics.com
strict-transport-security: max-age=31536000; includeSubDomains