indexo.dev

gfz-potsdam.de

.de crawl dns

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP 200 1412 ms crawled 2026-05-19

DE · 139.17.229.15 · AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.

Reputation 95/100 weak security headers

Registration

Updated
2025-01-15
Name servers
  • ns.tu-berlin.de.
  • zrt7b.gfz-potsdam.de.

DNS records live

NS
  • ns.tu-berlin.de
  • zrt7b.gfz-potsdam.de
MX
  • 10 a1791.mx.srv.dfn.de
  • 10 b1791.mx.srv.dfn.de
  • 10 c1791.mx.srv.dfn.de
TXT
  • MS=05F96486DA61AEC028E58EB3C15EDE435221E370
Verified for
  • Apple
  • Brevo
  • Google
  • HARICA
  • Zoom

Email authentication strong

SPF
v=spf1 a:mail.gfz-potsdam.de a:otc-de-spf.mms.t-systems-service.com a:gfz-potsdam.managed-otrs.com ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine;
policy: quarantine
DKIM
  • mail: v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr3r9EUHCbyUVvsXWNwWrXj6FKprFmUQdFLOs0wLgR3mNh67G1nNdNvDOcEyAeMKNZ9gDZQaGLtCEVKuqdm5Om…
selectors probed

Certificate (current)

GEANT TLS ECC 1
from 2026-04-30 to 2026-11-15
Expires in 178 days

Full certificate history on crt.sh ↗

Linked from (14)