indexo.dev

stadtwerke-siegburg.de

.de crawl

First seen 2026-04-21 · Last seen 2026-05-12 · ok HTTP/1.1 200 861 ms crawled 2026-05-15

DE · 89.110.176.199 · AS12306 Plus.line AG

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Startseite | Stadtwerke Siegburg
Language
de
Generator
CMS ionas4
Canonical
https://stadtwerke-siegburg.de/

Open Graph

url
https://stadtwerke-siegburg.de/
title
Startseite
locale
de_DE
site name
Stadtwerke Siegburg

Technology

Server
Apache

Registration

Updated
2023-10-13
Name servers
  • ns1.telekom.net.
  • pns.dtag.de.

DNS records live

NS
  • ns1.telekom.net
  • pns.dtag.de
MX
  • 10 mxa-00818001.gslb.pphosted.com
  • 10 mxb-00818001.gslb.pphosted.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 a ptr ip4:193.158.93.155 ip4:193.158.93.136 include:spf.protection.outlook.com include:spf-00818001.pphosted.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-08-20 to 2026-08-21
Expires in 92 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://stadtwerke-siegburg.de/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • CSP uses wildcard sources
  • missing Permissions Policy
Header values
referrer-policy
strict-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
default-src 'self'; child-src 'self' blob: https://kb.ionas.de/; connect-src 'self' https://*.googleapis.com https://*.neuraflow.de https://*.siegburg.eu https://*.egovernor.de/ https://api.musikschulverwaltung.de https://api.neurapolis.de https://api.openweathermap.org https://element-iot.com https://formcycle.nextgovit.de https://neurabot-api-501967154138.europe-west3.run.app/ https://neurabot-ca-501967154138.europe-west3.run.app neurabot-chat-app-501967154138.europe-west1.run.app https://piwik.siegburg.eu wss:; font-src 'self' data:; frame-ancestors 'self' https://piwik.siegburg.eu https://siegburg.de; frame-src 'self' https://*.siegburg.eu anny.co https://buergertelefon.siegburg.de https://engelbert-humperdinck-musikschule.de https://gav.siegburg.de https://iam.chamaeleon.de/ https://mittelalterlicher-markt-siegburg.de https://oktopus-siegburg.de https://parken-siegburg.de https://piwik.siegburg.eu https://siegburg.buergerservice-digital.de https://siegburg.de https://stadtbetriebe
strict-transport-security
max-age=31536000

Links to (5)

Linked from (1)