indexo.dev

einsnull.com

.com crawl dns

First seen 2026-05-08 · Last seen 2026-05-20 · ok HTTP/1.1 200 1106 ms crawled 2026-05-15

DE · 83.223.83.149 · AS8875 sinma GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
einsnull

Technology

Server
Apache

Registration

Registrar
Vautron Rechenzentrum AG
Created
1999-10-25
Expires
2026-10-25 157 days left
Updated
2025-10-26
Name servers
  • dns.einsnull.com
  • dns1.isp-eg.de
  • dns31.sinma.de
  • ens2.sinma.de
  • l-ns21.sinma.de

DNS records live

NS
  • dns.einsnull.com
  • dns1.isp-eg.de
  • dns31.sinma.de
  • ens2.sinma.de
  • l-ns21.sinma.de
MX
  • 100 mail.einsnull.com
  • 200 dns.einsnull.com

Email authentication partial

SPF
v=spf1 include:_spf.sinma.de -all
strict (-all)
DMARC
v=DMARC1; p=none; sp=none; rua=mailto:dmarc@einsnull.com; ruf=mailto:dmarc@einsnull.com; rf=afrf; pct=100; ri=8640000
policy: none (monitoring only) · sp=none
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-23 to 2026-07-22
Expires in 63 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (1)

Linked from (1)