indexo.dev

ingb-zwanzig.de

.de crawl

First seen 2026-05-14 · Last seen 2026-05-14 · ok HTTP/1.1 200 2228 ms crawled 2026-05-19

DE · 81.88.34.153 · AS45012 dogado GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Ingenierubüro Ronald Zwanzig Magdeburg - Beratung u. Betreuung von Bauvorhaben
Description
Ingenierubüro Ronald Zwanzig Magdeburg - Baubetriebsplanerische Beratung & Betreuung von Bauvorhaben bei der Deutschen Bahn AG

Technology

Server
nginx

Contact

Email
Address
St Gotha, Abschluss als Verkehrsingenieur1993

Registration

Updated
2021-03-23
Name servers
  • cns1.alfahosting.info.
  • cns2.alfahosting.info.
  • cns3.alfahosting.info.

DNS records live

NS
  • cns1.alfahosting.info
  • cns2.alfahosting.info
  • cns3.alfahosting.info
MX
  • 1 ingbzwanzig-de01b.mail.protection.outlook.com

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-02 to 2026-07-31
Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://ingb-zwanzig.de/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)