indexo.dev

troisdorf.de

.de crawl

First seen 2026-04-23 · Last seen 2026-05-17 · ok HTTP/1.1 200 22277 ms crawled 2026-05-17

DE · 89.110.176.236 · AS12306 Plus.line AG

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
de | Stadt Troisdorf
Description
Willkommen in Troisdorf, der größten Stadt im Rhein-Sieg-Kreis!!
Language
de
Generator
CMS ionas4
Canonical
https://www.troisdorf.de/de/
Feeds

Open Graph

url
https://www.troisdorf.de/de/
title
de
locale
de_DE
site name
Stadt Troisdorf
description
Willkommen in Troisdorf, der größten Stadt im Rhein-Sieg-Kreis!!

Technology

Server
Apache

Third-party hosts loaded (1)

  • intocities.com×1

Social

Contact

Email
Phone

Registration

Updated
2023-11-15
Name servers
  • dns01.regioit-aachen.de.
  • dns-relaix.regioit-aachen.de.

DNS records live

NS
  • dns-relaix.regioit-aachen.de
  • dns01.regioit-aachen.de
MX
  • 10 gw11.civitec.de
  • 10 gw12.civitec.de
TXT
  • MS=8BCF9966641B3DDB92FBB19EA6143CCD6CBCBE58
  • swisssign-check=BCIyuCo43vC3s7CGGSFdGiuPX6o
Verified for
  • Brevo

Email authentication partial

SPF
v=spf1 mx ip4:195.243.56.0/24 ip4:195.243.129.128/26 include:spf.regioit.de a:otc-de-spf.mms.t-systems-service.com -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:6cbb8e54@in.mailhardener.com,mailto:dmarc-reporting@troisdorf.de
policy: none (monitoring only)
DKIM
  • mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
selectors probed

Certificate (current)

E8
from 2026-04-16 to 2026-07-15
Expires in 56 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.troisdorf.de/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' https://kb.ionas.de/ https://www.youtube-nocookie.com/ https://www.youtube.com/; connect-src 'self' https://*.aktion-mensch.de *.b-ite.com https://*.egovernor.de/ https://firebasestorage.googleapis.com https://firestore.googleapis.com https://geoportal.troisdorf.de https://signlanguage.alangu.de/ https://statistiken2.regioit.de https://stats-troisdorf.regioit.de https://translate-cdn.eye-able.com https://translate.eye-able.com https://translate.eye-able.com/ https://web.troisdorf.de http://www.w3.org/; font-src 'self' data: https://*.aktion-mensch.de http://www.w3.org/; frame-ancestors 'self' https://signlanguage.alangu.de/ https://stats-troisdorf.regioit.de https://www.troisdorf.de; frame-src 'self' *.google.com https://geoportal.troisdorf.de https://geoportal.troisdorf.de/app.php/application/mobile https://geoportal.troisdorf.de/app.php/application/start https://iam.chamaeleon.de/ https://intocities.com https://player.vimeo.com https://signlanguag
strict-transport-security
max-age=31536000

Links to (5)

Linked from (3)