struppig.de

.de crawl

First seen 2026-04-15 · Last seen 2026-05-17 · ok HTTP/1.1 200 5440 ms crawled 2026-05-10

DE · 91.204.46.100 · AS197540 netcup GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: struppig.de -- Lassen Sie sich nicht belästigen!

Technology

Server: nginx

Registration

Updated

2013-11-30

Name servers

root-dns.netcup.net.
second-dns.netcup.net.
third-dns.netcup.net.

DNS records live

NS

root-dns.netcup.net
second-dns.netcup.net
third-dns.netcup.net

MX

10 mail.struppig.de
50 mx2e66.netcup.net

Email authentication weak

SPF: v=spf1 mx a include:_spf.webhosting.systems ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-03-22 to 2026-06-20

Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.struppig.de/

findings

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

Linked from (3)