denikreferendum.cz

.cz crawl

First seen 2026-05-13 · Last seen 2026-05-18 · ok HTTP/1.1 200 648 ms crawled 2026-05-19

FR · 5.196.76.190 · AS16276 OVH SAS

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Deník Referendum
Language: cs

Open Graph

url: http://denikreferendum.cz
title: Deník Referendum
description: Bez oligarchů. Bez paywallu. Jen vaše dary a naše práce.

Technology

Analytics

Google Tag Manager
Plausible

Fonts

Adobe Fonts
Google Fonts

Third-party hosts loaded (6)

fonts.googleapis.com×2
participaid.urbanjournalism.org×2
fonts.gstatic.com×1
plausible.io×1
use.typekit.net×1
www.googletagmanager.com×1

Registration

Registrar

REG-KEYSYSTEMS

Created

2009-07-16

Expires

2026-07-15 56 days left

Updated

2025-11-25

Name servers

dns2.online.pro
dns3.online.pro
dns.online.pro

DNS records live

NS

dns.online.pro
dns2.online.pro
dns3.online.pro

MX

1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

google-site-verification=74JzWnL4Nxwq7aeT0kFbPEVzWDluuPa73Z2NiZvky1U
google-site-verification=HPEk6q6pj7yhE6Ge5ZKw4tXYI0sM1bvGpRWOGuwOjDQ
google-site-verification=jm2x7hxOIlIzxcAdLMN4nm-7rpXNR8aMoFcf9jkJ0UQ

Email authentication weak

SPF: v=spf1 include:sparkpostmail.com include:eu.mailgun.org mx ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-14 to 2026-07-13

Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://denikreferendum.cz/

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy