indexo.dev

datastyle.cz

.cz crawl

First seen 2026-06-03 · Last seen 2026-06-04 · ok HTTP/1.1 200 1425 ms crawled 2026-06-04

SK · 37.9.175.165 · AS51013 WebSupport s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Bezpečnostní systémy | IT technologie | Elektromontáže.
Description
DATA STYLE GROUP (DSG) - specialisté na bezpečnostní systémy, IT technologie a komplexní elektromontáže. Děláme věci pořádně a je na nás spoleh.
Language
cs
Generator
All in One SEO (AIOSEO) 4.7.7
Canonical
https://www.datastyle.cz/
Feeds

Open Graph

url
https://www.datastyle.cz/
title
Chraňte své prostory s Data Style Group: Spolehlivá Elektronická Požární Signalizace pro bezpečí i klid - Datastyle.cz
locale
cs_CZ
site name
Datastyle.cz
description
Chraňte své prostory s Data Style Group: Spolehlivá Elektronická Požární Signalizace pro bezpečí i klid Chraňte své prostory Elektronickou Požární […]

Technology

Server
openresty
CMS
WordPress
jQuery
3.7.1
Analytics
  • Google Tag Manager

Third-party hosts loaded (4)

  • cdn.jsdelivr.net×4
  • ajax.googleapis.com×1
  • gmpg.org×1
  • www.googletagmanager.com×1

Contact

Email
Phone

Registration

Registrar
REG-ACTIVE24
Created
2015-11-20
Expires
2026-11-19 166 days left
Updated
2025-03-25
Name servers
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu

DNS records live

NS
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu
MX
  • 5 mail.exservis.cz
Verified for
  • Google

Email authentication weak

SPF
v=spf1 mx a ip4:94.113.250.118 a:mail.exservis.cz include:_spf.m1.websupport.sk -all
strict (-all)
DMARC
not published
DKIM
  • mail: v=DKIM1;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwyWdCcI3tujayV7gR2FUh4P07lb4KkpLtGVexsMQjHBIPdxkIW/mFWEOV5jL27IMsa7FWaq4au3+IrA8EnhBES…
selectors probed

Certificate (current)

R13
from 2026-04-20 to 2026-07-19
Expires in 43 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.datastyle.cz/

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

Links to (2)

Linked from (1)

Use this data via API

Everything on this page for datastyle.cz is available as JSON from the indexo.dev REST & MCP API.

curl "https://indexo.dev/api/v1/domains/datastyle.cz" \
  -H "X-API-Key: idx_..."

Read the docs & get a free key →