indexo.dev

holoubekenergo.cz

.cz crawl

First seen 2026-05-29 · Last seen 2026-05-29 · ok HTTP/1.1 200 492 ms crawled 2026-05-31

CZ · 185.64.216.231 · AS43541 VSHosting s.r.o.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Holoubek ENERGO
Description
Zabýváme se výrobou a prodejem tepla a dalších energetických produktů. Dodáváme energii ve velkém.

Open Graph

url
https://holoubekenergo.cz
title
HOLOUBEK ENERGO
description
Zabýváme se výrobou a prodejem tepla a dalších energetických produktů.

Technology

Server
nginx
jQuery
1.8.3 known XSS (<3.5)
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • ajax.googleapis.com×2
  • fonts.googleapis.com×1

Contact

Email
Phone

Registration

Registrar
REG-WEBGLOBE
Created
2014-06-13
Expires
2027-06-12 376 days left
Updated
2014-08-14
Name servers
  • ns1.svethostingu.cz
  • ns2.svethostingu.cz
  • ns3.svethostingu.eu

DNS records live

NS
  • ns1.svethostingu.cz
  • ns2.svethostingu.cz
  • ns3.svethostingu.eu
MX
  • 10 mail.holoubek.cz
  • 20 backup.holoubek.cz

Email authentication partial

SPF
v=spf1 mx -all
strict (-all)
DMARC
v=DMARC1;p=none
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-13 to 2026-07-12
Expires in 41 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://holoubekenergo.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)