Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
steinkopf-gmbh.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 20:09:23 UTC · ↺ Refresh
MX Hostnames
- mx1.fizon.de
MX Priorities
- mx1.fizon.de: 10
A / AAAA Records
- 81.18.101.90 ↩ rpweb1.kunden.fz.matthies.de
Mail Server IPs
- 195.149.99.197 ↩ mx2.fizon.de
- 2a02:21e0:16e0:fe::102:9 ↩ mx2.fizon.de
SOA Record
Raw SOA
ns1.fizon.de ns.fizon.de 1481071593 43200 7200 1209600 86400
Primary NS (mname)
ns1.fizon.de
Admin Email (rname)
ns@fizon.de
Serial
1481071593
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns5.fizon.de
ns2.fizon.de
ns4.fizon.de
ns1.fizon.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
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
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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