kybersoutez.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 315 ms crawled 2026-06-01

CZ · 81.95.98.157 · AS25234 ACTIVE 24, s.r.o.

Reputation 100/100

Classifying

HTML metadata

Title: Kybernetická soutěž
Description: Základní informace o Národní soutěži v kybernetické bezpečnosti

Open Graph

url: https://www.kybersoutez.cz/kybersoutez.html
title: Kybernetická Soutež
description: Národní soutěž ČR v kybernetické bezpečnosti

Social

Contact

Email

kybersoutez@kybersoutez.cz

DNS records live

NS

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

MX

10 mailin1.kybersoutez.cz
100 mailin2.kybersoutez.cz

Email authentication strong

SPF

v=spf1 ip4:91.205.40.51 include:spf.active24.com include:_spf.m1.websupport.sk ~all

softfail (~all)

DMARC

v=DMARC1; p=reject;

policy: reject (enforced)

DKIM

mail: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuvjKAVonnNfAAjceus1tv4fKlxsi8eSOGr0FJJCulyZZkYAGFULda+OBLgKQ2IO7fme+PTuGzBmgHC…

selectors probed

Certificate (current)

RapidSSL TLS RSA CA G1

from 2025-06-19 to 2026-06-22

Expires in 17 days

Full certificate history on crt.sh ↗

HTTP security headers

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

present

strict-transport-security

findings

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

Header values

strict-transport-security: max-age=31536000