indexo.dev

defenceo.cz

.cz crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 2467 ms crawled 2026-06-02

CZ · 81.91.82.209 · AS39790 Web4U s.r.o.

Reputation 79/100 weak security headers spf without fallback no dmarc policy

Classifying

HTML metadata

Title
DEFENCEO – Defence Innovation Leaders Forum
Language
cs
Generator
WordPress 7.0
Canonical
https://www.defenceo.cz/
Feeds

Technology

Server
Apache
CMS
WordPress 7.0
jQuery
3.7.1
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • www.googletagmanager.com×3
  • gmpg.org×1

DNS records live

NS
  • ns.gransy.com
  • ns2.gransy.com
  • ns3.gransy.com
  • ns4.gransy.com
  • ns5.gransy.com
MX
  • 10 mail.defenceo.cz

Email authentication weak

SPF
v=spf1 a mx include:gransy.com
missing all
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-13 to 2026-07-12
Expires in 31 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)

Use this data via API

Everything on this page for defenceo.cz is available as JSON from the indexo.dev REST & MCP API.

curl "https://indexo.dev/api/v1/domains/defenceo.cz" \
  -H "X-API-Key: idx_..."

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