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vdtuev.de

.de crawl

First seen 2026-05-02 · Last seen 2026-05-20 · pending crawled 2026-05-20 3 attempts

DE · 193.24.239.165 · AS31276 Die Netz-Werker Systemmanagement und Datennetze AG

Reputation 67/100 wrong cert no dmarc policy

ssl error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: Hostname mismatch, certificate is not valid for 'vdtuev.de'. (_ssl.c:1000)

Registration

Updated
2017-12-07
Name servers
  • ns1.first-ns.de.
  • robotns2.second-ns.de.
  • robotns3.second-ns.com.

DNS records live

NS
  • ns1.first-ns.de
  • robotns2.second-ns.de
  • robotns3.second-ns.com
MX
  • 10 mx.vdtuev.de
TXT
  • swisssign-check=ClLPy0HBqKOWR5yazdETOqcN6xg
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 a mx a:as5.custdnw.net a: include:spf.crsend.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

R12
from 2026-05-01 to 2026-07-30
Expires in 70 days

Full certificate history on crt.sh ↗

Linked from (1)