indexo.dev

newsletter-erstellen.de

.de crawl

First seen 2026-05-04 · Last seen 2026-05-17 · ok HTTP/1.1 200 1016 ms crawled 2026-05-11

DE · 217.160.41.41 · AS8560 IONOS SE

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Newsletter erstellen, HTML Newsletter software erstellen, Newsletter Software zur Erstellung von Newslettern, Serien faxe erstellen, Serien briefe erstellen, Serien SMS erstellen
Description
Newsletter erstellen, HTML-Newsletter erstellen SuperMailer, Newsletter Software zum Newsletter versenden, Serien E-Mails, Serien Briefe, Serien Faxe, Serien SMS, Geburtstag
Generator
Microsoft FrontPage 4.0

Technology

Server
nginx

Third-party hosts loaded (5)

  • www.followupmailer.de×1
  • www.serialletterandfax.de×1
  • www.smsout.de×1
  • www.supermailer.de×1
  • www.superwebmailer.de×1

Registration

Updated
2019-09-18
Name servers
  • nsa0.schlundtech.de.
  • nsb0.schlundtech.de.
  • nsc0.schlundtech.de.
  • nsd0.schlundtech.de.

DNS records live

NS
  • nsa0.schlundtech.de
  • nsb0.schlundtech.de
  • nsc0.schlundtech.de
  • nsd0.schlundtech.de
MX
  • 10 newsletter-erstellen.de

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-03-21 to 2026-06-19
Expires in 29 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://newsletter-erstellen.de/

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

Links to (18)

Linked from (11)