indexo.dev

n28.de

.de dns

First seen 2026-05-04 · Last seen 2026-05-18 · ok HTTP/1.1 200 970 ms crawled 2026-05-11

DE · 116.203.213.72 · AS24940 Hetzner Online GmbH

Reputation 92/100 no dmarc policy

sector other type parked

Technology

Server
nginx

Registration

Updated
2023-04-28
Name servers
  • ns1.domainoffensive.de.
  • ns2.domainoffensive.eu.
  • ns3.domainoffensive.net.

DNS records live

NS
  • ns1.domainoffensive.de
  • ns2.domainoffensive.eu
  • ns3.domainoffensive.net
MX
  • 10 mx01.mail-redirect.de
  • 10 mx02.mail-redirect.eu

Email authentication weak

SPF
v=spf1 mx mx:mx01.mail-redirect.de mx:mx02.mail-redirect.eu ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

ZeroSSL RSA DV SSL CA 2
from 2026-05-07 to 2026-08-06
Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked over plain HTTP: http://n28.de/

present
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • checked over plain HTTP
Header values
referrer-policy
no-referrer, strict-origin-when-cross-origin
x-frame-options
DENY
permissions-policy
geolocation=(self), microphone=(), camera=(), usb=(), gyroscope=(), magnetometer=()
x-content-type-options
nosniff
content-security-policy
frame-ancestors 'none';