city-of-hotels.de

.de crawl

First seen 2026-04-22 · Last seen 2026-05-20 · ok HTTP/1.1 200 6197 ms crawled 2026-05-16

FI · 65.21.32.58 · AS24940 Hetzner Online GmbH

Reputation 62/100 wrong cert weak security headers no dmarc policy

Classifying

HTML metadata

Title: City of Hotels - Hotels buchen
Description: Hotelempfehlungen vom Profi. Hotel buchen ohne Stornokosten und immer zum günstigen Preis.

Technology

Server: nginx

Ads

Google AdSense

Third-party hosts loaded (3)

pagead2.googlesyndication.com×3
imagebank.max-td.com×1
www.max-td.com×1

Registration

Updated

2009-06-14

Name servers

ns1.princ-solutions.com.
ns2.princ-solutions.com.

DNS records live

NS

ns1.princ-solutions.com
ns2.princ-solutions.com

MX

Show 7 MX records

1 aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com
10 aspmx4.googlemail.com
10 aspmx5.googlemail.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

Verified for

Google

Email authentication weak

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

Certificate (current) wrong cert

R13

from 2026-04-07 to 2026-07-06

Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.city-of-hotels.de/

present

x-frame-options

findings

missing HSTS
missing Content Security Policy
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN