indexo.dev

grabow-jakob.de

.de crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 340 ms crawled 2026-06-04

DE · 5.9.168.114 · AS24940 Hetzner Online GmbH

Reputation 62/100 wrong cert weak security headers no dmarc policy

Classifying

HTML metadata

Title
Grabow & Jakob

Technology

Server
nginx

Registration

Updated
2015-08-12
Name servers
  • ns1.grabow-jakob.com.
  • ns2.grabow-jakob.com.

DNS records live

NS
  • ns1.grabow-jakob.com
  • ns2.grabow-jakob.com
MX
Show 7 MX records
  • 10 aspmx.l.google.com
  • 20 alt1.aspmx.l.google.com
  • 20 alt2.aspmx.l.google.com
  • 30 aspmx2.googlemail.com
  • 30 aspmx3.googlemail.com
  • 30 aspmx4.googlemail.com
  • 30 aspmx5.googlemail.com

Email authentication weak

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

Certificate (current) wrong cert

R3
from 2021-10-19 to 2022-01-17
Expired 1599 days ago

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.grabow-jakob.de/

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

Linked from (1)