indexo.dev

rrerr.net

.net dns

First seen 2026-05-05 · Last seen 2026-05-18 · ok HTTP/1.1 200 783 ms crawled 2026-05-12

FI · 95.216.20.107 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
:E

Technology

Server
nginx

Social

Registration

Registrar
INWX GmbH
Created
2013-01-16
Expires
2027-01-16 241 days left
Updated
2025-07-27
Name servers
  • ns.inwx.de
  • ns2.inwx.de
  • ns3.inwx.eu

DNS records live

NS
  • ns.inwx.de
  • ns2.inwx.de
  • ns3.inwx.eu
MX
  • 10 mail.rrerr.net

Email authentication weak

SPF
v=spf1 a mx -all
strict (-all)
DMARC
not published
DKIM
  • dkim: v=DKIM1;k=rsa;t=s;s=email;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAo2rmdyGG/euFClaKtr7n6IfB4CIX4zOC2qMFG1aBwD6kpQJip4XI+Kx/H6cJq8Y2hC2Q…
selectors probed

Certificate (current)

R13
from 2026-02-28 to 2026-05-30
Expires in 10 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://rrerr.net/

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

Links to (2)