indexo.dev

grass-house.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-13 · ok HTTP/1.1 200 378 ms crawled 2026-05-13

DE · 46.4.109.106 · AS24940 Hetzner Online GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Home page - Günter Grass-Haus - Die Lübecker Museen
Language
en
Generator
gradwerk CMS 6 - www.gradwerk.de

Open Graph

title
Home page - Günter Grass-Haus - Die Lübecker Museen

Technology

Server
CMS

Social

Contact

Address
Glockengießerstraße 21, 23552, Lübeck, de

Registration

Registrar
INWX GmbH
Created
2020-07-21
Expires
2026-07-21 62 days left
Updated
2025-07-22
Name servers
  • ns1.timmehosting.de
  • ns2.timmehosting.de
  • ns3.timmehosting.de

DNS records live

NS
  • ns1.timmehosting.de
  • ns2.timmehosting.de
  • ns3.timmehosting.de
MX
  • 10 mail.grass-house.com

Email authentication weak

SPF
v=spf1 a mx include:spf.gradwerk.de ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-03-22 to 2026-06-20
Expires in 31 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://grass-house.com/

present
  • strict-transport-security
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff
strict-transport-security
max-age=63072000; includeSubDomains; preload;

Links to (17)

Linked from (2)