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ductulabs.com

.com crawl

First seen 2026-05-16 · Last seen 2026-05-16 · pending crawled 2026-05-30 3 attempts

NL · 136.144.245.207 · AS20857 Signet B.V.

Reputation 69/100 wrong cert dmarc monitor-only

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

Registration

Registrar
Key-Systems GmbH
Created
2023-02-17
Expires
2027-02-17 261 days left
Updated
2026-02-18
Name servers
  • ns0.transip.net
  • ns1.transip.nl
  • ns2.transip.eu

DNS records live

NS
  • ns0.transip.net
  • ns1.transip.nl
  • ns2.transip.eu
MX
  • 10 ductulabs-com.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current) wrong cert

E7
from 2026-05-22 to 2026-08-20
Expires in 81 days

Full certificate history on crt.sh ↗

Linked from (1)