indexo.dev

ckv-ostrava.cz

.cz crawl

First seen 2026-05-25 · Last seen 2026-05-29 · ok HTTP/1.1 200 607 ms crawled 2026-05-29

CZ · 45.81.99.58 · AS206548 ZCOM.cz s.r.o

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
CKV
Description
ATIS.NET
Language
cs

Technology

Server
Microsoft-IIS

Third-party hosts loaded (1)

  • katalogy.atisnet.cz×38

Social

DNS records live

NS
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu
MX
  • 10 mx10.active24.cz
  • 100 mx20.active24.cz

Email authentication weak

SPF
v=spf1 a mx include:_spf.websupport.cz -all
strict (-all)
DMARC
not published
DKIM
  • mail: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0+M9rCnxm5Pzjh188+g12sYdH1kenLQfAQI2Ns3fbNdwiLBfI5azkVaVLdWnrGdYtuhlf4Iwum1l6f…
selectors probed

Certificate (current)

R12
from 2026-04-29 to 2026-07-28
Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://ckv-ostrava.cz/

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

Links to (16)

Linked from (4)