indexo.dev

stadtwerke-karlsruhe.de

.de crawl dns

First seen 2026-04-14 · Last seen 2026-05-20 · ok HTTP/1.1 200 1559 ms crawled 2026-05-08

DE · 213.144.24.25 · AS12843 TelemaxX Telekommunikation GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Stadtwerke Karlsruhe | Besser versorgt, weiter gedacht.
Description
Ihr Energie- und Lebenspartner für Karlsruhe und die Region: ✔️Strom ✔️Erdgas ✔️Fernwärme ✔️Trinkwasser ✔️Glasfaser
Language
de
Generator
Weblication® CMS
Canonical
https://www.stadtwerke-karlsruhe.de/de/

Open Graph

title
Stadtwerke Karlsruhe | Besser versorgt, weiter gedacht.
description
Ihr Energie- und Lebenspartner für Karlsruhe und die Region: ✔️Strom ✔️Erdgas ✔️Fernwärme ✔️Trinkwasser ✔️Glasfaser

Technology

Server
Apache

Third-party hosts loaded (1)

  • code.etracker.com×1

Social

Contact

Email
Address
st eine Service-Rufnummer der Netzservice-Gesellschaft0721

Registration

Updated
2021-06-09
Name servers
  • ns1.stadtwerke-karlsruhe.de.
  • ns2.turbomaxx.net.

DNS records live

NS
  • ns1.stadtwerke-karlsruhe.de
  • ns2.turbomaxx.net
MX
  • 10 mailin2.stadtwerke-karlsruhe.de
TXT
  • j+4zV+4BWHUgJJ6tuhUCkNJ/weo6s46gubs6/QdtHD0=
Verified for
  • Atlassian

Email authentication strong

SPF
v=spf1 include:spf.stadtwerke-karlsruhe.de include:spf.protection.outlook.com ip4:52.59.39.187 ip4:52.59.36.111 ip4:52.59.4.117 ip4:35.156.155.92 ip4:35.156.109.86 ip4:217.110.181.45 ip4:62.206.1.194 ip4:62.206.2.194 ip4:212.42.245.128/27 ip6:2001:bf0:213:0:0:0:0:0/48 include:spf.mailjet.com include:spf.strold.io a:otc-de-spf.mms.t-systems-service.com include:spf.de.umantis.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:dmz.extern@stadtwerke-karlsruhe.de
policy: quarantine
DKIM
  • s1: v=DKIM1; h=sha256; k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAp5MF05jvyk4fCZbATQ/X9G/UBiYimsC+txNbUps1Yi834YB6K2U9CQxYd2AMMjeij3whf…
selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV E36
from 2026-04-01 to 2026-10-17
Expires in 149 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.stadtwerke-karlsruhe.de/de/

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (8)

Linked from (12)