indexo.dev

dupp.de

.de crawl

First seen 2026-04-22 · Last seen 2026-05-16 · ok HTTP/1.1 200 6642 ms crawled 2026-05-16

DE · 217.160.0.114 · AS8560 IONOS SE

Reputation 95/100 weak security headers

sector b2b services type homepage

HTML metadata

Title
Softwareentwicklung | Warenwirtschaft | Shop-Schnittstelle
Description
Dupp GmbH – Effiziente Geschäftsprozesse mit der Cloud-Warenwirtschaft desk4 der Shop-Schnittstelle sync4 und individueller Softwareentwicklung
Language
de
Canonical
https://www.dupp.de/
Feeds

Open Graph

url
https://www.dupp.de/
title
Softwareentwicklung | Warenwirtschaft | Shop-Schnittstelle
locale
de_DE
site name
Dupp GmbH - Business- und Onlinelösungen
description
Dupp GmbH – Effiziente Geschäftsprozesse mit der Cloud-Warenwirtschaft desk4 der Shop-Schnittstelle sync4 und individueller Softwareentwicklung

Technology

Server
Apache
CMS
WordPress

Third-party hosts loaded (1)

  • gmpg.org×1

Social

Contact

Phone

Registration

Updated
2022-05-16
Name servers
  • ns1062.ui-dns.biz.
  • ns1062.ui-dns.com.
  • ns1062.ui-dns.de.
  • ns1062.ui-dns.org.

DNS records live

NS
  • ns1062.ui-dns.biz
  • ns1062.ui-dns.com
  • ns1062.ui-dns.de
  • ns1062.ui-dns.org
MX
  • 10 dupp-de.mail.protection.outlook.com
TXT
  • uqp6dh81osqcnognr66lv271e6
  • MS=C8600BDC980F75F4F268F18B40040F428F16DC2E

Email authentication strong

SPF
v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com include:_spf.kundenserver.de include:_spf.perfora.net include:eu.hosting-webspace.io -all
strict (-all)
DMARC
v=DMARC1; p=reject
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCXy9RQ96OirE3f6b65PDi1/Z1ZxCsxyXHx7vuNuOlNOHiAm+/c9q5ma7UqYCaUYlk2vStup1a8wjuwe7s7jJ…
selectors probed

Certificate (current)

Sectigo RSA Domain Validation Secure Server CA
from 2025-05-22 to 2026-06-06
Expires in 17 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (7)

Linked from (3)