Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dr-kohm.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 11:04:20 UTC · ↺ Refresh
MX Hostnames
- mx04.hornetsecurity.com
- mx01.hornetsecurity.com
- mx03.hornetsecurity.com
- mx02.hornetsecurity.com
MX Priorities
- mx04.hornetsecurity.com: 40
- mx01.hornetsecurity.com: 10
- mx02.hornetsecurity.com: 20
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 217.160.0.24 ↩ 217-160-0-24.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::2db ↩ 2001-08d8-100f-f000-0000-0000-0000-02db.elastic-ssl.ui-r.com
Mail Server IPs
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
SOA Record
Raw SOA
ns1030.ui-dns.de hostmaster.1und1.com 2017060142 28800 7200 604800 600
Primary NS (mname)
ns1030.ui-dns.de
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060142
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1093.ui-dns.biz
ns1112.ui-dns.com
ns1052.ui-dns.org
ns1030.ui-dns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.hornetsecurity.com include:_spf-eu.ionos.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
1 record- SPFv=spf1 include:spf.hornetsecurity.com include:_spf-eu.ionos.com ~all
Full email verification for dr-kohm.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits