indexo.dev

duplox.com

.com dns crawl

First seen 2026-05-04 · Last seen 2026-05-11 · ok HTTP/1.1 200 813 ms crawled 2026-05-11

DE · 152.53.249.160 · AS197540 netcup GmbH

Reputation 89/100 weak security headers dmarc monitor-only

sector b2b services type homepage

HTML metadata

Title
DUPLOX Internet-Lösungen ... Web-Development, Raumplanung, Dortmund

Technology

Server
nginx

DNS records live

NS
  • nsa7.schlundtech.de
  • nsb7.schlundtech.de
  • nsc7.schlundtech.de
  • nsd7.schlundtech.de
MX
  • 10 mx-duplox.duplox.com
Verified for
  • Brevo
  • Google

Email authentication partial

SPF
v=spf1 ip4:194.164.203.101 ip4:152.53.249.160 ip4:152.53.150.224 include:agenturserver.de -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc@duplox.com; ruf=mailto:dmarc@duplox.com
policy: none (monitoring only)
DKIM
  • default: v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvGDPiX3Sy8t+3qCsMLU4oLad099yibX4mCxLWau9Vsuobsp9sNgoZp8dO/bcQXc1hYyj1gnT3FFR0zmWWoSuw…
  • mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
selectors probed

Certificate (current)

R12
from 2026-05-03 to 2026-08-01
Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.duplox.com/

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