indexo.dev

systerra.de

.de crawl

First seen 2026-04-15 · Last seen 2026-05-28 · ok HTTP/1.1 200 1125 ms crawled 2026-05-28

DE · 85.214.63.36 · AS6724 Strato GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Systerra Computer GmbH
Description
Rugged Systeme und Netzwerkkomponenten
Canonical
https://www.systerra.de/

Technology

Server
Apache
PHP
8.2.31 security-only

Contact

Phone

Registration

Updated
2007-12-28
Name servers
  • ns3.nameserver.de.
  • ns4.nameserver.de.

DNS records live

NS
  • ns3.nameserver.de
  • ns4.nameserver.de
MX
  • 0 systerra-de.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com include:agenturserver.de -all
strict (-all)
DMARC
not published
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvs75+udSTSqK+nDm6H6JpdXcqJt895NDqiCbY9DNaeYtbS0kURhKaECza1Ccd/N1G0hXym9Gc59wNa…
selectors probed

Certificate (current)

R12
from 2026-05-12 to 2026-08-10
Expires in 61 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.systerra.de/

present
  • content-security-policy
findings
  • missing HSTS
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
frame-ancestors 'none'

Linked from (1)

Use this data via API

Everything on this page for systerra.de is available as JSON from the indexo.dev REST & MCP API.

curl "https://indexo.dev/api/v1/domains/systerra.de" \
  -H "X-API-Key: idx_..."

Read the docs & get a free key →