indexo.dev

skolahermanek.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 598 ms crawled 2026-06-01

CZ · 81.2.194.241 · AS24806 INTERNET CZ, a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Základní škola Heřmánek Vítejte
Description
Základní škola Heřmánek, Základní škola Praha 8, Gymnázium Heřmánek, Individuální vzdělávání. Domácí individuální vzdělávání,
Language
cs
Generator
Super QC 1.4.2; (c) 2010-2011 Netkick s.r.o.

Technology

Server
aruba-proxy
jQuery
1.4.2 known XSS (<3.5)
Stack
PHP
Analytics
  • Google Tag Manager
Social widgets
  • YouTube Embed
Third-party hosts loaded (8)
  • www.googletagmanager.com×4
  • cdnjs.cloudflare.com×1
  • play-lh.googleusercontent.com×1
  • www.facebook.com×1
  • www.firmy.cz×1
  • www.gymnaziumhermanek.cz×1
  • www.mirka-adamcova.blog×1
  • www.youtube.com×1

Social

Contact

Email

DNS records live

NS
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Google

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Actalis Domain Validation Server CA G3
from 2025-10-14 to 2026-11-04
Expires in 155 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (10)

Linked from (1)