Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
firmenregister.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 00:38:47 UTC · ↺ Refresh
MX Hostnames
- mx02.tarox-data.de
- mx01.tarox-data.de
MX Priorities
- mx01.tarox-data.de: 10
- mx02.tarox-data.de: 20
A / AAAA Records
- 5.44.109.17 (no PTR)
Mail Server IPs
- 193.22.255.120 ↩ mx01.tarox-data.de
- 193.22.255.121 ↩ mx02.tarox-data.de
SOA Record
Raw SOA
ns1050.ui-dns.de hostmaster.1und1.de 2017012810 28800 7200 604800 300
Primary NS (mname)
ns1050.ui-dns.de
Admin Email (rname)
hostmaster@1und1.de
Serial
2017012810
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1050.ui-dns.biz
ns1050.ui-dns.de
ns1050.ui-dns.com
ns1050.ui-dns.org
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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