indexo.dev

octopus-code.org

.org crawl

First seen 2026-04-16 · Last seen 2026-05-07 · ok HTTP/1.1 200 573 ms crawled 2026-05-11

DE · 131.169.5.155 · AS1754 Deutsches Elektronen-Synchrotron DESY

Reputation 87/100 weak security headers no dmarc policy

Classifying

Technology

Server
nginx

Registration

Registrar
COREhub, S.R.L.
Created
2015-09-21
Expires
2026-09-21 124 days left
Updated
2025-11-05
Name servers
  • dns1.gwdg.de
  • dns2.gwdg.de
  • dns3.gwdg.de

DNS records live

NS
  • dns1.gwdg.de
  • dns2.gwdg.de
  • dns3.gwdg.de
MX
  • 10 eforward1.registrar-servers.com
  • 10 eforward2.registrar-servers.com
  • 10 eforward3.registrar-servers.com
  • 15 eforward4.registrar-servers.com
  • 20 eforward5.registrar-servers.com

Email authentication weak

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

Certificate (current)

R12
from 2026-04-14 to 2026-07-13
Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://octopus-code.org/

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

Linked from (2)