indexo.dev

omacz.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 469 ms crawled 2026-06-01

CZ · 85.207.44.229 · AS25248 RADIOKOMUNIKACE a.s.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
OMA CZ, a.s.
Language
cs

Technology

Analytics
  • Google Tag Manager

Third-party hosts loaded (3)

  • cdn.jsdelivr.net×1
  • unpkg.com×1
  • www.googletagmanager.com×1

Contact

Email
Phone

DNS records live

NS
  • ns.winet.cz
  • nt.winet.cz
MX
  • 10 mx.weby.cz
Verified for
  • Google

Email authentication strong

SPF
v=spf1 a mx ip4:80.79.21.1/25 ip4:217.16.185.83/28 ip4:93.185.97.160/27 ip4:85.207.44.229 ip4:84.244.67.181 include:_spf.forpsi.com include:spf.ikeloc.cz -all
strict (-all)
DMARC
v=DMARC1; p=reject; pct=100; ruf=mailto:postmaster@omacz.cz; rua=mailto:postmaster@omacz.cz; adkim=s; aspf=s
policy: reject (enforced)
DKIM
  • default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeHkvwYjQkCpwOodP43YX2TYgB/lvfj4Vm2nPI5Iihn0wNJi25BtEQnA0ADtMghghcSKDlWCQ9WkzVB9HlXh…
selectors probed

Certificate (current)

E8
from 2026-04-11 to 2026-07-10
Expires in 38 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://omacz.cz/cs/

present
  • x-frame-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN

Links to (1)

Linked from (1)