Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jenskeisinger.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 02:21:01 UTC · ↺ Refresh
MX Hostnames
- primx.fhd.de
MX Priorities
- primx.fhd.de: 10
A / AAAA Records
- 91.221.204.70 ↩ niklas.fhd.de
Mail Server IPs
- 130.180.112.139 ↩ ip-130-180-112-139.um40.pools.vodafone-ip.de
- 91.221.204.221 ↩ core1.fhd.de
SOA Record
Raw SOA
nsa4.schlundtech.de info.k-md.de 2023082701 43200 7200 1209600 600
Primary NS (mname)
nsa4.schlundtech.de
Admin Email (rname)
info@k-md.de
Serial
2023082701
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
nsb4.schlundtech.de
nsd4.schlundtech.de
nsa4.schlundtech.de
nsc4.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.fhd.de -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
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
1 record- SPFv=spf1 include:spf.fhd.de -all
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