viktorin.cz

.cz crawl

First seen 2026-06-02 · Last seen 2026-06-03 · ok HTTP/1.1 200 934 ms crawled 2026-06-02

CZ · 217.198.115.164 · AS34222 ZONER a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Jiří Viktorin - VIKTORIN Computers
Description: Firma Jiří Viktorin - VIKTORIN Computers poskytuje služby v oblasti IT - správa IT, hardware, software, webové stránky, webdesign a aplikace.
Language: cs

Technology

Server: Apache
Stack: PHP

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (3)

fonts.googleapis.com×2
maps.googleapis.com×1
www.googletagmanager.com×1

Contact

Email

DNS records live

NS

ns1.regzone.cz
ns1.regzone.de
ns1.regzone.info

MX

1 relay.zoner.com
10 10mx.zoner.com
15 15mx.zoner.com

Email authentication weak

SPF: v=spf1 include:spf-zoner-zmail.zoner.com -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

Encryption Everywhere DV TLS CA - G2

from 2025-06-17 to 2026-07-17

Expires in 42 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

Links to (22)

Linked from (7)