indexo.dev

zsjasioka-havirov.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 1755 ms crawled 2026-06-01

CZ · 77.78.76.165 · AS15685 CASABLANCA INT a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Hlavní stránka | ZS Jasioka-Havirov.cz
Language
cs

Technology

Server
Apache
Stack
PHP
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×1

Social

DNS records live

NS
  • ns.grdns.cz
  • ns.grdns.it
MX
  • 0 zsjasiokahavirov-cz02c.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxXQu0+Bq/9TS2zGzjK39p/SzK+o8Vt5ADxnSNfCx031TY6xV3sQEUpUGhBmeVFH1CsWgUW7bu8PqdH…
selectors probed

Certificate (current)

ZeroSSL RSA DV SSL CA 2
from 2026-05-16 to 2026-08-15
Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.zsjasioka-havirov.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)