Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jebsen-jessen.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 06:08:22 UTC · ↺ Refresh
MX Hostnames
- mx01.hornetsecurity.com
- mx04.hornetsecurity.com
- mx02.hornetsecurity.com
- mx03.hornetsecurity.com
MX Priorities
- mx02.hornetsecurity.com: 20
- mx01.hornetsecurity.com: 10
- mx04.hornetsecurity.com: 40
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 194.6.195.77 ↩ juj-cluster01.corpex-k8s.de
Mail Server IPs
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
SOA Record
Raw SOA
dns-auth-1.corpex-dns.de dnsmaster.corpex-dns.de 2025073101 28800 7200 3600000 3600
Primary NS (mname)
dns-auth-1.corpex-dns.de
Admin Email (rname)
dnsmaster@corpex-dns.de
Serial
2025073101
Refresh
28800s
Retry
7200s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
dns-auth-1.corpex-dns.de
dns-auth-2.corpex-dns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=jebsen-jessen.com.spf.hornetdmarc.com
📊 DNS lookups: 1/10
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 redirect=jebsen-jessen.com.spf.hornetdmarc.com
- docusign=4a15eca5-1c17-4a74-bb96-a2c8460a8c11
- MS=ms17102089
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