mainova.de

.de crawl dns

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1250 ms crawled 2026-05-19

DE · 194.127.225.1 · AS31352 Mainova AG

Reputation 100/100

Classifying

HTML metadata

Title: Mainova AG – Bundesweite Energieversorgung aus Frankfurt
Description: Mainova: Wir versorgen Privathaushalte und Unternehmen zuverlässig mit Strom, Erdgas, Wasser und Wärme. Zu den Tarifen und Dienstleistungen!
Language: de-DE
Generator: CoreMedia CMS
Canonical: https://www.mainova.de/de

Open Graph

url: https://www.mainova.de/de
title: Willkommen bei Mainova
locale: de_DE
description: Jetzt passende Tarife für Strom, Gas, Wasser und Wärme finden!

Social

Contact

Phone

Registration

Updated

2021-07-30

Name servers

b.ns14.net.
ns2.mainova.de.
ns.mainova.de.

DNS records live

NS

b.ns14.net
ns.mainova.de
ns2.mainova.de

MX

10 mx01.hornetsecurity.com
20 mx02.hornetsecurity.com
30 mx03.hornetsecurity.com
40 mx04.hornetsecurity.com

TXT

Show 6 TXT records

google-site-verification=MdIKUmCujr_WkHzqxOexJwwiOfRcK4Dyzs6KNEiXqC8
canva-site-verification=0xmowEOJ6-BWZL-pzUC29g
cisco-ci-domain-verification=3512ba8dd60e550875b760c772587d1bf5458f95ffee50a7cae53fd3bae96b42
atlassian-domain-verification=HpaCgHXPaswNnsHhqIOVSazhLoFKXAu6VXTdapr5UI6acAag5g2Qqz4KdNfEzfDR
_globalsign-domain-verification=auDbBGC4GogCfKbEpAu26XYpQtT09ja0rgEW89jl1h
miro-verification=33cfdbd3c33b267d77074cfd6e2a7c4ea8281f84

Email authentication strong

SPF

v=spf1 a ip4:194.127.224.0/24 a:malengo.exception.mx include:_spf.senders.scnem.com include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.hornetsecurity.com -all

strict (-all)

DMARC

v=DMARC1; p=reject; adkim=s; rua=mailto:quzp8dav5j@rua.powerdmarc.com,mailto:dmarc_rua@mainova-it.de; ruf=mailto:quzp8dav5j@ruf.powerdmarc.com,mailto:dmarc_ruf@mainova-it.de; fo=1;

policy: reject (enforced)

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx4MTrBa6KFlfnH8TTpy7naUwbTUbMzWqfn1pmUw1Zblku1kuvVY42e25YeFFwqFF74rjSMckV4YLhm…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsAIJaSuCtFGEMZ7d0QRTAnPJHjdvTv8uN746GhT3iHUPGS5iAgk5JjQY/Gt3E/q8J51Ad7axgd3eQy…

selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2025-12-11 to 2027-01-12

Expires in 237 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://www.mainova.de/de/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options

findings

CSP uses wildcard sources
weak frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: DENY, SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self' *.etracker.com *.mainova.de *.abtasty.com;
strict-transport-security: max-age=31536000; includeSubDomains, max-age=31536000