mainzerenergie.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-08 · ok HTTP/1.1 200 1925 ms crawled 2026-05-08

DE · 193.25.234.222 · AS15550 COUNT+CARE Verwaltungs GmbH

Reputation 92/100 no dmarc policy

sector other type homepage

HTML metadata

Title: Energie für Mainz – Ihr Energieversorger für Strom, Gas & mehr
Description: Mainzer Energie: Ihr regionaler Energieversorger für Strom, Gas & Wärme ✓ Klimaschutz & Elektromobilität ► Jetzt informieren!
Language: de-DE
Canonical: https://www.mainzerenergie.de

Open Graph

url: https://www.mainzerenergie.de/
title: Energie für Mainz – Ihr Energieversorger für Strom, Gas & mehr

Technology

Third-party hosts loaded (1)

translate-cdn.eye-able.com×1

Social

Contact

Phone

Registration

Updated

2019-08-19

Name servers

a.ns.ecotel.net.
b.ns.ecotel.net.
c.ns.ecotel.net.
dns2.heag.de.
dns3.heag.de.
dns.heag.de.

DNS records live

NS

a.ns.ecotel.net
b.ns.ecotel.net
c.ns.ecotel.net
dns.heag.de
dns2.heag.de
dns3.heag.de

MX

0 mainzerenergie.de

Verified for

Google

Email authentication weak

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

Certificate (current)

Thawte TLS RSA CA G1

from 2026-02-23 to 2027-03-13

Expires in 296 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://www.mainzerenergie.de/

present

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

findings

missing frame protection
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self';
strict-transport-security: max-age=157680000; includeSubdomains; preload