indexo.dev

rg-system.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 341 ms crawled 2026-06-01

CZ · 185.102.21.168 · AS8648 dogado GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
rg-system.cz - RG-SYSTÉM: Bezpečnost a elektroinstalace od profesionálů
Description
RG-SYSTÉM: Bezpečnost a elektroinstalace od profesionálů
Language
cs
Generator
All in One SEO (AIOSEO) 4.9.3
Canonical
https://rg-system.cz/

Open Graph

url
https://rg-system.cz/
title
rg-system.cz - RG-SYSTÉM: Bezpečnost a elektroinstalace od profesionálů
locale
cs_CZ
site name
rg-system.cz - RG-SYSTÉM: Bezpečnost a elektroinstalace od profesionálů
description
RG-SYSTÉM: Bezpečnost a elektroinstalace od profesionálů

Technology

Server
nginx
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×2
  • cdnjs.cloudflare.com×1
  • www.googletagmanager.com×1

Contact

Phone

Registration

Registrar
REG-WEBGLOBE
Created
2008-09-23
Expires
2026-09-22 111 days left
Updated
2008-09-24
Name servers
  • ns2.nwt.cz
  • ns.nwt.cz

DNS records live

NS
  • ns.nwt.cz
  • ns2.nwt.cz
MX
  • 10 mail.rg-system.cz

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-15 to 2026-08-13
Expires in 72 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://rg-system.cz/

present
  • permissions-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
Header values
permissions-policy
private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")

Linked from (1)