indexo.dev

dugverlag.de

.de crawl

First seen 2026-04-15 · Last seen 2026-05-07 · ok HTTP/1.1 200 266 ms crawled 2026-05-10

DE · 217.160.0.115 · AS8560 IONOS SE

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Dölling und Galitz Verlag | www.dugverlag.de

Technology

Server
Apache

Registration

Updated
2016-05-24
Name servers
  • ns.udag.de.
  • ns.udag.net.
  • ns.udag.org.

DNS records live

NS
  • ns.udag.de
  • ns.udag.net
  • ns.udag.org
MX
  • 10 smx00.udag.de
  • 10 smx01.udag.de

Email authentication partial

SPF
v=spf1 a mx include:spf.nl2go.com include:_smtp.udag.de include:userinclude.dme3ds1.com ?all
neutral (?all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

Sectigo RSA Domain Validation Secure Server CA
from 2025-06-01 to 2026-06-16
Expires in 27 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)