indexo.dev

werk21system.de

.de dns

First seen 2026-05-05 · Last seen 2026-05-20 · blocked crawled 2026-05-12

DE · 149.233.9.50 · AS203329 NTT Global Data Centers EMEA GmbH

Reputation 89/100 crawler blocked dmarc monitor-only

robots.txt disallow

Registration

Updated
2024-12-30
Name servers
  • ns1.werk21system.de.
  • ns2.werk21system.de.
  • ns3.werk21system.de.

DNS records live

NS
  • ns1.werk21system.de
  • ns2.werk21system.de
  • ns3.werk21system.de
MX
  • 10 mx3.werk21system.de
  • 20 mx4.werk21system.de
TXT
  • offensity-domain-verification=c53708c22bb804e474ee44afbd4999d7b78722703be5619b05b1db3a968276b1
  • b7add5c0d13ebd49321b1cc891874ab8

Email authentication partial

SPF
v=spf1 mx a include:spf1.werk21system.de ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc@werk21.de
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

Certum DV TLS G2 R39 CA
from 2026-03-05 to 2027-03-05
Expires in 288 days

Full certificate history on crt.sh ↗