indexo.dev

zskptvajdy.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 892 ms crawled 2026-06-01

CZ · 37.46.210.81 · AS34222 ZONER a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Základní škola, Ostrava-Zábřeh, Kpt. Vajdy 1a
Description
Jsme školou pro žáky se zdravotním postižením a kombinovanými vadami. Žáky vzdělává kolektiv zkušených speciálních pedagogů a asistentů pedagoga.
Language
cz

Technology

Server
Microsoft-IIS
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • www.google.com×1
  • www.googletagmanager.com×1

DNS records live

NS
  • ns1.regzone.cz
  • ns1.regzone.de
  • ns1.regzone.info
MX
  • 10 zskptvajdy-cz.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com include:spf-zoner-zmail.zoner.com include:spf-zoner-cloudmail.zoner.com a:czechia.com ip4:89.187.142.46 ip6:2a01:5f0:c001:122:216:3eff:fe01:2e -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-24 to 2026-07-23
Expires in 51 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (3)

Linked from (1)