renoenergie.cz

.cz crawl

First seen 2026-05-22 · Last seen 2026-05-30 · ok HTTP/1.1 200 3361 ms crawled 2026-05-28

CZ · 81.2.195.31 · AS24806 INTERNET CZ, a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
RenoEnergie a.s. | Energie efektivně
Language
cs
Generator
All in One SEO (AIOSEO) 4.2.6.1
Canonical
https://renoenergie.cz/

Open Graph

url
https://renoenergie.cz/
title
RenoEnergie a.s. | Energie efektivně
locale
cs_CZ
site name
RenoEnergie a.s. | RenoEnergie a.s.

Technology

Server
Apache
CMS
WordPress
jQuery
3.6.0
Stack
PHP
Analytics
  • Google Tag Manager
Social widgets
  • Twitter Widget

Third-party hosts loaded (4)

  • renofarmy.cz×6
  • www.googletagmanager.com×2
  • platform.twitter.com×1
  • www.facebook.com×1

Contact

Email

Registration

Registrar
REG-INTERNET-CZ
Created
2004-03-10
Expires
2031-03-09 1742 days left
Updated
2011-12-15
Name servers
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net

DNS records live

NS
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net
MX
  • 10 mxavas.forpsi.com

Email authentication weak

SPF
v=spf1 a mx include:_spf.forpsi.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Actalis Domain Validation Server CA G3
from 2025-07-24 to 2026-08-15
Expires in 76 days

HTTP security headers

Header hygiene 30/100 Checked live page: https://renoenergie.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 (2)