indexo.dev

zussusice.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 914 ms crawled 2026-06-02

CZ · 46.23.48.134 · AS197296 United Networks SE

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Základní umělecká škola Františka Stupky
Language
cs

Technology

Server
Apache
jQuery
2.2.1 known XSS (<3.5)
Stack
PHP
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • ajax.googleapis.com×1
  • cdnjs.cloudflare.com×1
  • fonts.googleapis.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns1.maxtel.cz
  • ns2.maxtel.cz
MX
  • 0 zussusice-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 2026-04-05 to 2026-07-04
Expires in 31 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (5)

Linked from (1)