indexo.dev

x-mailer.de

.de dns

First seen 2026-05-02 · Last seen 2026-05-19 · ok HTTP/1.1 200 840 ms crawled 2026-05-09

DE · 46.229.45.30 · AS61157 PlusServer GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

Technology

Server
nginx

Registration

Updated
2026-02-16
Name servers
  • ns3.nsentry.de.
  • ns4.nsentry.de.

DNS records live

NS
  • ns3.nsentry.de
  • ns4.nsentry.de
MX
  • 0 mail.x-mailer.de
TXT
  • google-site-verification=utzhdw3jp_fjmnspeol95xfs95tzewe41x611bmlpda

Email authentication weak

SPF
v=spf1 mx include:spf1.x-mailer.de include:spf2.x-mailer.de -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-13 to 2026-07-12
Expires in 53 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://x-mailer.de/

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