indexo.dev

otto-wulff.de

.de crawl

First seen 2026-04-25 · Last seen 2026-05-18 · ok HTTP/1.1 200 2938 ms crawled 2026-05-18

DE · 31.220.121.183 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
OTTO WULFF Bauunternehmung - Lebenswerte Lebensräume
Description
OTTO WULFF entwickelt, baut, betreibt und verwaltet deutschlandweit Gewerbe- und Wohn-Immobilien ► Sie finden uns in Hamburg, Berlin und Leipzig.
Language
de
Generator
TYPO3 CMS
Canonical
https://www.otto-wulff.de/
Translations
  • de
  • en

Technology

Server
Apache
Analytics
  • Plausible
Fonts
  • Adobe Fonts

Third-party hosts loaded (3)

  • accessibility.lichtflut.eu×1
  • plausible.io×1
  • use.typekit.net×1

Social

Contact

Email
Phone
Address
Archenholzstraße 42, 22117, Hamburg, Hamburg

Registration

Updated
2022-11-14
Name servers
  • ns1.your-server.de.
  • ns3.second-ns.de.
  • ns.second-ns.com.

DNS records live

NS
  • ns.second-ns.com
  • ns1.your-server.de
  • ns3.second-ns.de
MX
  • 10 mail.otto-wulff.de
  • 20 mail2.otto-wulff.de
TXT
  • 2bUIL7QJ7IbtB8OPrITLgPWoULm6LA2fIuiOvgsn5SxbgYBu9LmJhpPrmt59yBI8XGj3nmNx629VR7+4lbyobg==
  • 61e0d73bfd9e417daeccb940cdeccf29
  • MS=F244513E8A45A571F36CD36C9CC7357E71E5C481
Verified for
  • Anthropic
  • Apple

Email authentication strong

SPF
v=spf1 a mx include:_spf.zimpel.de include:_spf.dotplex.com include:spf.protection.outlook.com include:agenturserver.de include:spf-de.emailsignatures365.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@otto-wulff.de
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-05-13 to 2026-08-11
Expires in 82 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.otto-wulff.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 (3)

Linked from (1)