frekvence1.cz

.cz crawl

First seen 2026-05-21 · Last seen 2026-05-27 · ok HTTP/1.1 200 2234 ms crawled 2026-05-27

CZ · 212.158.139.14 · AS25248 RADIOKOMUNIKACE a.s.

Reputation 100/100

Classifying

HTML metadata

Title: Frekvence 1 – Zprávy, rozhovory a hity každý den
Language: cs
Canonical: https://www.frekvence1.cz

Open Graph

title: Frekvence 1 – Zprávy, rozhovory a hity každý den
locale: cs_CZ
site name: Frekvence 1

Technology

Server: Guido
jQuery: 3.5.1

Analytics

Google Tag Manager

Ads

Google Ads (DoubleClick)
Magnite

Third-party hosts loaded (17)

m.actve.net×27
stackpath.bootstrapcdn.com×3
cdn.cpex.cz×2
code.jquery.com×2
securepubads.g.doubleclick.net×2
w.cncenter.cz×2
www.googletagmanager.com×2
applets.ebxcdn.com×1
c.actve.net×1
cdn.jsdelivr.net×1
i.actve.net×1
kviz.cnchub.io×1
micro.rubiconproject.com×1
pahtzc.tech×1
rds.actve.net×1
s.actve.net×1
www.facebook.com×1

Social

Registration

Registrar

REG-WEBGLOBE

Created

1998-03-26

Expires

2026-10-09 130 days left

Updated

2019-05-30

Name servers

ns1.actve.net
ns2.actve.net

DNS records live

NS

ns1.actve.net
ns2.actve.net

MX

10 frekvence1-cz.mail.protection.outlook.com

Verified for

Brave
Google
Microsoft 365

Email authentication strong

SPF

v=spf1 ip4:82.99.162.192/28 ip4:212.158.139.0/24 ip6:2a02:a40:31c::/48 include:spf.protection.outlook.com include:teamworkdesk.com include:amazonses.com -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; sp=quarantine; adkim=r; aspf=r; fo=0;

policy: quarantine · sp=quarantine

DKIM

selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCShZ8ctmIMyFsMXpahnIbYFPWXjhfSO9abyF4xUU0pdmYpcgo6xL4g539KkUaeY/ncEhUMcLqmlKvPndUAD/…

selectors probed

Certificate (current)

R13

from 2026-05-11 to 2026-08-09

Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.frekvence1.cz/

present

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

findings

missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: media-src blob: https: data:;
strict-transport-security: max-age=63072000