indexo.dev

grosys.de

.de dns crawl

First seen 2026-05-11 · Last seen 2026-05-17 · ok HTTP/1.1 200 6792 ms crawled 2026-05-17

FR · 92.205.106.183 · AS21499 Host Europe GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Großmann Systembetreuung - Grosys
Description
Großmann Systembetreuung: Ihre professionellen und zuverlässigen IT Experten
Language
de

Technology

Server
nginx

Registration

Updated
2024-05-13
Name servers
  • ns01.grosysnet.de.
  • srv03.grosys.de.

DNS records live

NS
  • ns01.grosysnet.de
  • srv03.grosys.de
MX
  • 10 mx01.grosys.de
TXT
  • MS=0BCA0DFA3916B205EA576F96A3C54E71819A3B5E

Email authentication partial

SPF
v=spf1 a mx a:srv02.grosys.de a:srv010.grosys.de include:secureserver.net a:grom.grosys.de a:pmg.webserv-it.com -all
strict (-all)
DMARC
v=DMARC1;p=none;pct=10
policy: none (monitoring only) · pct=10
DKIM
  • default: v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDMGB42PYB9kvM9yNRmTcEaIj7znv4OByHulY9fFKLGsXKRtdumvBr9I0PHAFxeWcCEQHkODLb2B0PfL6Oi/jTMSo6Bf…
selectors probed

Certificate (current)

R12
from 2026-04-26 to 2026-07-25
Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (9)

Linked from (1)