indexo.dev

szsz.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP/1.1 200 1505 ms crawled 2026-05-30

CZ · 46.36.36.152 · AS42422 SecurityNet.cz s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
SZŠ a VOŠ Znojmo - Úvod
Description
Střední zdravotnická škola a Vyšší odborná škola zdravotnická Znojmo
Language
cs-cz
Generator
Helix Ultimate - The Most Popular Joomla! Template Framework.
Feeds

Technology

Server
nginx
CMS
Joomla

Third-party hosts loaded (1)

  • maxcdn.bootstrapcdn.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns.wedos.com
  • ns.wedos.cz
  • ns.wedos.eu
  • ns.wedos.net
MX
  • 0 szsz-cz.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

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

Certificate (current)

R12
from 2026-05-25 to 2026-08-23
Expires in 84 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (18)

Linked from (2)