indexo.dev

hc24.de

.de crawl

First seen 2026-04-16 · Last seen 2026-05-18 · ok HTTP/1.1 200 1360 ms crawled 2026-05-11

FR · 92.205.176.16 · AS21499 Host Europe GmbH

Reputation 62/100 listed in spam blocklist weak security headers no dmarc policy

Classifying

HTML metadata

Title
HC24: Möblierte Zimmer, Apartments, Häuser und Wohnungen
Description
HC24. Möblierte Wohnungen mieten – und vermieten – auf Zeit. ✔ Starten Sie direkt von hier aus einen Suchauftrag oder finden Sie in Ruhe das passende Objekt aus unserem großen Angebot.
Language
de
Canonical
https://www.hc24.de/de/

Technology

Server
nginx
CMS
Next.js
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

Registration

Updated
2021-03-04
Name servers
  • dns1.nsdns.info.
  • dns2.nsdns.info.
  • dns3.nsdns.info.

DNS records live

NS
  • dns1.nsdns.info
  • dns2.nsdns.info
  • dns3.nsdns.info
MX
  • 10 mxlb.ispgateway.de
  • 100 hc24-de.mail.protection.outlook.com
  • 20 mxlbpu.ispgateway.de
TXT
  • Sendinblue-code:683ed4fb476e966a27d64e97d1018463
  • MS=ms77607947

Email authentication weak

SPF
v=spf1 include:spf.mailjet.com mx a include:spf.sendinblue.com include:ispgateway.de ip4:78.47.12.186/32 ip4:83.135.45.178 ip4:83.135.45.179 a:mail01.terrabaltic.de include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuF0m4u+dWakitDVrkeN9NqLm7leY85FZXZGu2Gvxx7U7qm1Zy9xjuwC6fMHvIbrJORXmsmEBQ7kcDS…
  • mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
selectors probed

Certificate (current)

E8
from 2026-03-27 to 2026-06-25
Expires in 37 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.hc24.de/de/

present
  • strict-transport-security
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=36000; includeSubDomains

Links to (3)

Linked from (2)