indexo.dev

czcs.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 178 ms crawled 2026-06-01

CZ · 91.239.200.177 · AS60606 PRO-ZETA a.s.

Reputation 62/100 wrong cert weak security headers no dmarc policy

Classifying

HTML metadata

Title
Czech Communication Systems
Language
cs-CZ
Generator
2017.0.2.363

Technology

Server
Apache

Third-party hosts loaded (1)

  • webfonts.creativecloud.com×1

DNS records live

NS
  • ns1.thinline.cz
  • ns2.thinline.cz
  • ns3.cesky-hosting.eu
MX
  • 10 czcs-cz.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 a include:spf.cesky-hosting.cz include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

RapidSSL RSA CA 2018
from 2020-03-03 to 2021-04-02
Expired 1889 days ago

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://czcs.cz/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)