Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gemsa-holterhoff.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 19:20:16 UTC · ↺ Refresh
MX Hostnames
- s02.sg-0.de
MX Priorities
- s02.sg-0.de: 10
A / AAAA Records
- 65.108.49.118 ↩ s03.sg-0.de
Mail Server IPs
- 188.34.154.97 ↩ s02.sg-0.de
- 2a01:4f8:c012:7005::1 ↩ s02.sg-0.de
SOA Record
Raw SOA
nsa6.schlundtech.de do-not-reply.gemsa-holterhoff.de 2022111300 43200 7200 1209600 86400
Primary NS (mname)
nsa6.schlundtech.de
Admin Email (rname)
do-not-reply@gemsa-holterhoff.de
Serial
2022111300
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
nsd6.schlundtech.de
nsc6.schlundtech.de
nsa6.schlundtech.de
nsb6.schlundtech.de
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
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
No TXT records found.
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