plavebnisdruzeni.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 1824 ms crawled 2026-06-01

CZ · 93.190.48.15 · AS47317 Web4ce, s.r.o.

Reputation 75/100 wrong cert

Classifying

HTML metadata

Title

Úvod

Description

ČPVS

Language

cs-cz

Generator

Joomla! - Open Source Content Management

Translations

cs
de
en

Feeds

Úvod RSS
Úvod Atom

Technology

Server: Apache
CMS: Joomla

DNS records live

NS

ns1.web4ce.cz
ns2.web4ce.cz

MX

10 mx1.web4ce.cz
10 mx2.web4ce.cz
1000 mx3.web4ce.cz

Verified for

Google

Email authentication strong

SPF: v=spf1 mx include:spf.web4ce.cz -all
strict (-all)
DMARC: v=DMARC1; p=quarantine
policy: quarantine
DKIM: no key found at common selectors

Certificate (current) wrong cert

Sectigo Public Server Authentication CA DV R36

from 2026-01-15 to 2027-01-16

Expires in 227 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked over plain HTTP: http://www.plavebnisdruzeni.cz/index.php/cs/

present

x-frame-options
x-content-type-options
referrer-policy
cross-origin-opener-policy

findings

checked over plain HTTP
missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
cross-origin-opener-policy: same-origin

Linked from (1)

ceskaplavba.cz×1