indexo.dev

demcak.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 396 ms crawled 2026-06-01

CZ · 81.0.214.234 · AS15685 CASABLANCA INT a.s.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Marek Demčák k Vašim službám
Feeds

Technology

Server
nginx

Third-party hosts loaded (1)

  • mastodon.social×1

Social

Contact

Email

DNS records live

NS
  • balor.theridion.cz
  • slave.theridion.cz
MX
  • 10 mail.demcak.cz
  • 20 slave.theridion.cz

Email authentication strong

SPF
v=spf1 mx a ip4:81.0.214.234 ip4:81.0.214.235 ip6:2001:1528:106::12 a:drow.theridion.cz include:spf.theridion.cz ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@demcak.cz; ruf=mailto:dmarc@demcak.cz; fo=1; pct=100
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-10 to 2026-08-08
Expires in 59 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (2)

Linked from (1)

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