indexo.dev

234.cz

.cz dns crawl

First seen 2026-05-28 · Last seen 2026-05-30 · ok HTTP/1.1 200 442 ms crawled 2026-05-30

CZ · 185.140.244.7 · AS48602 Connect plus s.r.o.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Telekomunikační společnost
Description
Telekomunikační společnost

Technology

Server
Apache

Third-party hosts loaded (1)

  • code.tidio.co×1

Social

Contact

Email
Phone

Registration

Registrar
REG-ACTIVE24
Created
2002-03-29
Expires
2027-03-27 299 days left
Updated
2015-01-20
Name servers
  • alfa.ns.active24.cz
  • beta.ns.active24.cz
  • gama.ns.active24.sk

DNS records live

NS
  • alfa.ns.active24.cz
  • beta.ns.active24.cz
  • gama.ns.active24.sk
MX
  • 10 mailcow.234.cz
Verified for
  • Apple

Email authentication partial

SPF
v=spf1 mx a:mailcow.234.cz include:_spf.google.com a:send.234.cz a:send1.234.cz -all
strict (-all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
  • dkim: v=DKIM1;k=rsa;t=s;s=email;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtgH+/i2y2D/KAh1V5V2tfeanzm6cuVj0DDzDuILOD7verQU9fTc0rNxkn34zHQdzn4RO…
selectors probed

Certificate (current)

R12
from 2026-03-11 to 2026-06-09
Expires in 8 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://234.cz/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=15552000;

Links to (1)