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koptergroup.com

.com crawl

First seen 2026-05-28 · Last seen 2026-05-28 · pending crawled 2026-05-30

CH · 80.74.153.100 · AS21069 METANET AG

Reputation 100/100

ssl error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1000)

Registration

Registrar
Key-Systems GmbH
Created
2017-12-15
Expires
2026-12-15 197 days left
Updated
2025-12-03
Name servers
  • ns1.brandshelter.com
  • ns2.brandshelter.de
  • ns3.brandshelter.info
  • ns4.brandshelter.net
  • ns5.brandshelter.us

DNS records live

NS
  • ns1.brandshelter.com
  • ns2.brandshelter.de
  • ns3.brandshelter.info
  • ns4.brandshelter.net
  • ns5.brandshelter.us
MX
  • 100 koptergroup-com.mail.protection.outlook.com
  • 200 l00301c001955.leonardo.com
  • 200 l00301c001956.leonardo.com
  • 200 l03201c001970.leonardo.com
  • 200 l03201c001971.leonardo.com
TXT
  • swisssign-check=n07lRG6Ob7MqL9-Z47ZvimLI5a0
  • swisssign-check=DMG2RQVX3hciuqPYtUy_xvkzKKE
  • swisssign-check=PU7YI_aBo-QPt3QS8sbRAcrUDog
Verified for
  • Cisco
  • Microsoft 365

Email authentication strong

SPF
v=spf1 include:leonardocompany.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

SwissSign RSA TLS DV ICA 2022 - 1
from 2025-09-19 to 2026-09-19
Expires in 110 days

Full certificate history on crt.sh ↗

Linked from (1)