indexo.dev

gelo-systems.com

.com dns

First seen 2026-05-07 · Last seen 2026-05-07 · ok HTTP/1.1 200 456 ms crawled 2026-05-14

DE · 46.4.48.227 · AS24940 Hetzner Online GmbH

Reputation 92/100 no dmarc policy

Classifying

Technology

Server
LiteSpeed

Registration

Registrar
Vautron Rechenzentrum AG
Created
2015-10-22
Expires
2026-10-22 154 days left
Updated
2025-10-23
Name servers
  • dns.lederhaas.com
  • dns.lederhaas.st

DNS records live

NS
  • dns.lederhaas.com
  • dns.lederhaas.st
MX
  • 0 gelo-systems.com

Email authentication weak

SPF
v=spf1 ip4:46.4.48.227 include:spf.lederhaas.st ip4:136.243.69.87 ip4:136.243.69.115 +a +mx -all
strict (-all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtDEuOaci+3c7oKV4sWkH377VhE7Bg5za0eHBRdDVFdHdpW8KvgUpHsB8yXtvRx+N7bJPMixPyT34ba…
selectors probed

Certificate (current)

R12
from 2026-03-24 to 2026-06-22
Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://gelo-systems.com/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
no-referrer
x-frame-options
sameorigin
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload