indexo.dev

jessenlenz.com

.com dns

First seen 2026-05-02 · Last seen 2026-05-20 · ok HTTP 200 2810 ms crawled 2026-05-09

DE · 212.79.192.73 · AS21198 Jessen + Lenz - Computerentwicklungs- und Vertriebs GmbH

Reputation 95/100 weak security headers

Registration

Registrar
InterNetX GmbH
Created
1996-08-21
Expires
2026-08-20 91 days left
Updated
2025-08-21
Name servers
  • kiel.jessenlenz.com
  • ns.jessenlenz.com

DNS records live

NS
  • kiel.jessenlenz.com
  • ns.jessenlenz.com
MX
  • 10 mx1.jessenlenz.com
Verified for
  • Zoho

Email authentication strong

SPF
v=spf1 a mx ip4:212.79.192.0/21 a:relay.jessenlenz.com a:rockingham.jessenlenz.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine;rua=mailto:dmarc@jessenlenz.com
policy: quarantine
DKIM
  • default: v=DKIM1; h=sha256; k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5tpIsfZUlL/5gU0HBSsUPBkOHYWyxdF2nLC51YR/ZAJrVIqoUi7XqF9MFMDkQljzqTzVN…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

R12
from 2026-04-07 to 2026-07-06
Expires in 46 days

Full certificate history on crt.sh ↗