indexo.dev

serverzone.cz

.cz dns crawl

First seen 2026-05-28 · Last seen 2026-05-31 · ok HTTP/1.1 200 857 ms crawled 2026-05-31

CZ · 185.216.220.53 · AS51586 ServerZone s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Správa serverů a infrastruktury | ServerZone.cz
Description
ServerZone.cz - hosting provider
Language
cs

Technology

Server
Apache
jQuery
3.0.0 known XSS (<3.5)

Third-party hosts loaded (1)

  • matomo.serverzone.dev×1

Registration

Registrar
REG-GRANSY
Created
2009-07-05
Expires
2026-07-04 31 days left
Updated
2023-06-05
Name servers
  • ns.serverzone.cz
  • ns.serverzone.eu
  • ns.serverzone.pro
  • ns.serverzone.sk

DNS records live

NS
  • ns.serverzone.cz
  • ns.serverzone.eu
  • ns.serverzone.pro
  • ns.serverzone.sk
MX
  • 10 mx.mail25.cz

Email authentication weak

SPF
v=spf1 a include:spf.mail25.cz ip6:2a0b:bdc0:1:e::1:2 ip4:185.216.220.1 -all
strict (-all)
DMARC
not published
DKIM
  • mail: v=DKIM1; h=sha256; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA02LRYC3ZW0MOXwEL19gRboTDKafAjGyeqEHp/KO9joe7M5/3SndHXAGAZ7+R2GSDnCxHY+…
selectors probed

Certificate (current)

R12
from 2026-05-03 to 2026-08-01
Expires in 60 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.serverzone.cz/

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

Linked from (1)