indexo.dev

gelfert.net

.net crawl

First seen 2026-04-21 · Last seen 2026-05-14 · ok HTTP/1.1 200 571 ms crawled 2026-05-14

DE · 81.169.145.152 · AS6724 Strato GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Gelfert
Generator
Mozilla/4.7 [de] (Win98; I) [Netscape]

Technology

Server
Apache

Registration

Registrar
Cronon GmbH
Created
1999-11-17
Expires
2026-11-17 180 days left
Updated
2025-11-18
Name servers
  • docks12.rzone.de
  • shades17.rzone.de

DNS records live

NS
  • docks12.rzone.de
  • shades17.rzone.de
MX
  • 5 smtpin.rzone.de

Email authentication strong

SPF
not published
DMARC
v=DMARC1;p=reject;
policy: reject (enforced)
DKIM
no key found at common selectors

Certificates

Loading certificate

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://gelfert.net/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)